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Elasticity than steel Stock Photos and Images
RMM9DGJT–Caribbean callalon vegetable growing in an English garden with attached spider's web, London, United Kingdom,Europe
RMM9DGJR–Caribbean callalon vegetable growing in an English garden with attached spider's web, London, United Kingdom,Europe
RM2CE555A–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .00/0 .oc/s .00/4 .0013 00/2 .00// .00/0 .0009 OOOQ .0007 oooe coos ,0004 .0003 ,0002 000/
RM2CE22X7–. Hardware merchandising (January-March 1908) . IMMOVABLE BARB PERMANENT ELASTICITY It is a single strand of HARD steel wire. The Hobbs Hardware Co., Limited London Toronto 192 Hardware and metal You will find satisfaction as well as savingin buying these goods from us.
RM2CE56A8–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . Johnsotn Diet I. E—izMi i. (Z) o JOHNS ON- EX TEN 5 OWE Ti /°/AIN COA/CRE TE - TE5 TS.^caCe, /=a
RM2CE53EF–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . :::: : .«.:;:••»•. 1111 i IR I ttHtH-1 S To IT TT ltd IT 40 5^ 5T eo .0002 ,000+ .OOOG it* - 1 LP I - ! : - rrsL U 1; iixl.
RM2CE53HC–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . • W 4 ? , ? > . 4 rf ,DS Stir f fH * Vj.T5 2 Kj A» to OI & I (II ? . AjL L 3 1- <.j.
RM2CE55EJ–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 0 100 200 300 400 SQO 600 700 SOO 900 1000 1/00 1200 Af>p//&d /oaci //? /zounds per Square- frtc/? p [ . kj.:.:.. 1 32..
RM2CE55AK–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 0 100 200 300 400 SQO 600 700 SOO 900 1000 1/00 1200 Af>p//&d /oaci //? /zounds per Square- frtc/? p [ . kj.:.:.. 1 32...
RM2CE53XG–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . OOIBO .00/TO ,00/60 .00/SO ? 00/+0 0OI3O SPECIMEN 45. STRESS-DErORMATI ONCUFRVBS FOF< oncf<-e: in COMPRESSION.Oncrete J:3! 6 A&<? I^o/^ys
RM2CE5452–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . ToooS, Tooo-4- —ooo<& 0 Ajpp/jed /oard in /?0t/r?o/s j?er sq. inch. II W II IW I o o <3 EUGENE DIETZGEN CO., CHICAGO. I0.
RM2CE54KE–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 6&00 ,, ,, 7S o o. ft t f // .0032 .Q03Q .0 02-9 ,0026 0024 .0022 OQZO .00/e pO/G .00/4- .oo/a ooio .0008 .oooe .0004- 0002 .0002.
RM2CE54RJ–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . /EA/CA S BO - 5 T£T£:L - /A/- TETN 5/ O/s/%. /-//gh Stcc/ rod &/7e<A. -f-or cl/engt/7 of /6 /no. /-3-& CO/?c*G*e.
RM2CE54CE–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .00180 170 160 130 12.0 /00 0 ^ 90 KM 80.0 FIG. £6.SPECIMEN 35 STRESS-DEFORMATION CURVETSFor* Concrci-e in Comprcssi ot .Curves cure -Tor overcame exten-som&fe-r reaaiinais.CsoncrcTe, Age- 2.doys>.
RM2CE547A–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . &3. , 003C .0OZ.Z .ooze . .ooiB ne. zs. SPECIMEN 38. STRESS-DEFORMATION CURVESFor ENCASED-STEEL IN TENSION .^Hicjh Steel encased for alength of 8 in )• 3-G c&ncr&fecy lind&r 3 in d tenrne-f-er.Acjc &O days.
RM2CE55T8–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 2/ FIG. 10. SPECIMEN 14 Stress-Deformatjon Curves FOR Concrete in Compression Concre-te/l-Z-G Acje 30o/c*y^, ooa8t>. /oo ZOO &00 440 ?SVo 600 TOO eoo 900 Applied /oa/of in pout7o/<s /?er square /nch. //oo
RM2CE54DX–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .00180 170 160 130 12.0 /00 0 ^ 90 KM 80.0 FIG. £6.SPECIMEN 35 STRESS-DEFORMATION CURVETSFor* Concrci-e in Comprcssi ot .Curves cure -Tor overcame exten-som&fe-r reaaiinais.CsoncrcTe, Age- 2.doys>.. )3>/ V. 60 *0
RM2CE5407–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . ? OOOBO FIG. 31.SPECIMEN ^-4-. 5TRE55-DEFORMATIONCURVES CONCRETE IN COMPRESSIONConcrete. 3G. Aaf&, K5aloiy*5. S3. Ioo Boo -300 ^hco j?oo 600 700 800 900 /oeo f/00 /£oo Applied /oad*, pounds per sq. /ncfr. EUGENE DIETZGCN CO., CHICAGO. 1 r: 0. If 13 GO
RM2CRDK2J–. Railroad construction : theory and practice : a textbook for the use of students in colleges and technical schools . objectionable at high speeds,being mutually destructive to the rolling stock and to the frog.The jarring has been materially reduced by the device of springfrogs—to be described later. Frogs were originally made ofcast iron—then of cast iron with wearing parts of cast steel,which were fitted into suitable notches in the cast iron. Thisform proved extremely heavy and devoid of that elasticity oftrack which is necessary for the safety of rolling stock andtrack at high speeds. Th
RM2CND4N3–. Railroad construction, theory and practice; a text-book for the use of students in colleges and technical schools . ecomes extremely objectionable at high speeds,being mutually destructive to the rolling stock and to the frog.The jarring has been materially reduced by the device of springfrogs—to be described later. Frogs were originally made ofcast iron—then of cast iron with wearing parts of cast steel,which were fitted into suitable notches in the cast iron. Thisform proved extremely heavy and devoid of that elasticity oftrack which is necessary for the safety of rolling stock andtrack at
RM2CRH2KH–. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . pe, and then from the modulus of elasticity of the steel we maycompute the stresses which produce the given compression or elongation persquare inch of the extreme fiber in the base of the rail. The object of the stremmatograph is to convert rails of any section andweight, of any system of permanent way construction, into testing machinesin the track and show how much they are strained, due to the wheel loads and * Dr. P. H. Dudley, Tiio Railroad Gazette, May 20
RM2CGWWY7–. Railroad construction. Theory and practice. A textbook for the use of students in colleges and technical schools . jectionable at high speeds,being mutually destructive to the rolling stock and to the frog.The jarring has been materially reduced by the device of ^springfrogs—to be described later. Frogs were originally made ofcast iron—then of cast iron with wearing parts of cast steel,which were fitted into suitable notches in the cast iron. Thisform proved extremely heavy and devoid of that elasticity oftrack which is necessary for the safety of rolling stock andtrack at high speeds. The p
RM2CRNKE7–. Induction coils : how to make, use, and repair them including Ruhmkorff, Tesla, and medical coils, Roentgen radiography, wireless telegraphy, and practical information on primary and secondary battery . a platinum con-tact on both sides of the spring. It thusobtains double vibrations, but is liable tostick. The elasticity of the spring normallyprevents the circuit remaining closed on theforward movement of the hammer head, butthis combination requires attention. Steel Ribbon Interrupter. For light currents and rapid vibrations,such as are employed in electrotherapy, thesteel ribbon interrupt
RM2CGX59P–. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . ter under the heaviest concentrations, and fairlyuniform where the wheel loads are equal and evenly spaced. According to * This statement seems open to question; compare with Article 3. STRESSES IN THE RAIL 213 Dr. Dudley, this general depression varies from .10 inch to .20 inch, varyingwith the stiffness of the rail, elasticity of subgrade, and tamping of ballast.Due to the deflection of the rail, there will De a greater depression under thewheels and the lesser
RM2CF5FYW–. The Iron and steel magazine. nd roadbed. The side of the head ofthe rail is the gtiide for the passing wheel flanges, while theentire section becomes the girder to distribute the wheel loads. The metal in the rail section has three functions to perform,to receive support, guide and distribute the wheel loads of thepassing trains. First, the metal in the bearing surface sustainsits loads principally by its properties of cubic elasticity, and Rail Scciions as Eiii^^iiiccriiii::, Structures 151 should be sound and homoi^cneous. Second, the side of the headresists abrasion of the wheel flanges b
RM2CH357P–. Railroad record, and journal of commerce, banking, manufactures and statistics . g thus prepared, they aresoaked or boiled in oil or molasses, and permanently re-duced about two-thirds in bulk, when an action of 2 to4 inches can be obtained for these spring*, and they willbe found to retain a greater elasticity under pressure,than any spring, excepting the Elliptic Steel Spring,which is much more expensive in its cost. They ask atrial under the belief that they will meet with the entireapproval of Railroad men needing an EFKICIENT andCHEAP spring. They will be made to anv externalshape, but
RM2CH0CRY–. American engineer and railroad journal . as*exceeding£the*average. .;„ Tor copper for each 180 P. or 100 C , or , ,., and ,„,, per lull I, respectively. If we have now calculated the ten-sion resulting from expansion, fig. 3 will serve lo tell nswhither the limit of elasticity or tensile strength has been ex-ceeded by the corresponding temperature. The two upperlines represent the tensile strengths of steel and wrought iron ;the next two. the limits of elasticity of the same, according tothe experiments made by the Navy Department of the UnitedStalls, and it is interesting to note that while
RM2CE53H8–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .OOIZ .0010 .0006 0004 QOQZ ?^rc?/?7 ^&./77& ^ar-a. £ & k 30 5S . GO App//ed. /oad. //? £f?<?L/s square, //?a/7 .0002. ,0004 ,00 OG © 6> .0008 oo/o 1 if, / 0 osoo. /? JiMOQ. 9i 1+^0, 0. I ft 9000. *0
RM2CH5079–. The elements of railroad engineering . n of the bolts. This keeps the boltsfrom turning when the nuts are being screwed home. Angle bars are usually made of softer steel than the rails, butthe correctness of this practice may be doubted, although it isendorsed by the American Society for Testing Materials. Speci-fications should give the form of the bar, both spacing and size,limits in chemical composition, ultimate strength and elasticity,manner of testing, and definite statements of what will causerejection of material or finished bars.* Bolts. — The bolts used with angle bars are made ova
RM2CRTDMD–. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . directions, as shown bythe arrows, and strained to the limits of theirtorsional elasticity, when they are fastened to- 35gether by pins a, or by other suitable means.The shaft may be constructed of iron, steel, orother suitable material. I have found thischaracter of shafting exceedingly efficient foruse in connecting the governors of several en- 40gines together, so as to force the engines toact in unison; but 1 do not wish to limit my-self to any particular use, since it is applica-ble to all uses where nou-torsio
RM2CRH429–. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . meter observations withoutarresting the locomotive in all cases, taking the readings as the locomotivepassed slowly over the rail. In this manner the strains developed were measured,an elongation of the metal showing tensile stress, and a contraction in the gaugedlength showing compressive stress. The measured strains were reduced to stresses per square inch, assumingthe modulus of elasticity of the steel to be 30,000,000 pounds per square inch,and correcting the
RM2CGX2E6–. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . meter observations withoutarresting the locomotive in all cases, taking the readings as the locomotivepassed slowly over the rail. In this manner the strains developed were measured,an elongation of the metal showing tensile stress, and a contraction in the gaugedlength showing compressive stress. The measured strains were reduced to stresses per square inch, assumingthe modulus of elasticity of the steel to be 30,000,000 pounds per square inch,and correcting the
RM2CGY2GE–. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . in on the bar frame. Theweight of the locomotives increased, butthe bar frame remains, and this is theweak point in American locomotive con-struction. The once yielding road-beds are nowsolid, with heavy steel rails, and havepractically no elasticity, and with thegreat weight of the locomotive restingentirely upon the bar frames the resultis that the frames yield and stretch withthe result that broken rods are of fre-quent occurrence. All British and nearlyall European locomotives have platef
RM2CRH62K–. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . under the heaviest concentrations, and fairlyuniform where the wheel loads are equal and evenly spaced. According to * This statoinont socins ojxmi to question; compare with Article 3. STRESSES IN THE RAIL 213 Dr. Dudley, this general depression varies from .10 inch to .20 inch, varyingwith the stiffness of tne rail, elasticity of subgrade, and tamping of ballast.Due to the deflection of the rail, there will oe a greater depression under thewheels and the lesser
RM2CERXKY–. Journal. f steel to one another, and to itschemical constitution. The author shows that theintermediate temperatures to which the steel is sub-jected, as well as the i ihanical processes employed, affect considerablj the final hardness and elasticity. Aninvestigation on the specific volume of steel has longbeen wanted, and without donbl wonld throw ionsiderable light on many of the difficult problemsbed with this subject. The author has previouslyshown (Dingl. 1876,221,436,5.18), that the hardness ofsteel depends on the rate by which ii cools down from adefinite critical temperature; which f
RM2CH4P1X–. Railroad record, and journal of commerce, banking, manufactures and statistics . g thus prepared, they aresoaked or boiled in oil or molasses, and permanently re-duced about two-thirds in bulk, when an action of 2 to4 inches can be obtained for these springs, and they willbe found to retain a greiter elasticity under pressure,than any spring, excepting the Elliptic Steel Spring,which is much more expensive in its cost. They ask atrial under the belief that they will meet with the entireapproval of Railroad men needing an EFFICIENT andCHEAP spring. They will be made to any externalshape, but
RM2CRDG8D–. Railroad digest . the nine suspender rods. All the long suspenders con-sist of wire ropes. They are attached to the floor beams bymeans of two adjustable screw rods, which go through a plateriveted to the underside of the bottom chord of the floorbeams and are held in place by nuts. This makes practicallya rigid connection, but there is enough elasticity in the longropes to allow for the oscillations of the bridge. The shortsuspenders, which are ranged along for a length of about375 feet in the center of the span, consist of solid steel rods2 1-2 inches in diameter. Nine of these rods broke.
RM2CE53RF–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . OOIBO .00/TO ,00/60 .00/SO ? 00/+0 0OI3O SPECIMEN 45. STRESS-DErORMATI ONCUFRVBS FOF< oncf<-e: in COMPRESSION.Oncrete J:3! 6 A&<? I^o/^ys. SOO 300 /0o° load in pounds, per square inch. EUGENE CiETZGEN CO., CHICAGO. • ***->.KJ 1 —r^b-4-- tflUwd: 35 Hh|h
RM2CGXC5J–. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . d frequently and found to remain practically unchanged.The spring washers, which had shown some failures when used singly, werefound in this test to have their original elasticity unimpaired. This design oftie plate, however, failed in a few instances, as shown at a, Fig. 103, whichwould seem to indicate that a greater stress was carried against this point thanin the other arrangements. 138 STEEL RAILS It is clearly evident from the behavior of plates of Groups 2
RM2CF9101–. The Iron and steel magazine. he tungsten content.The limit of elasticity does not increase with the same rapidity,while the reduction of area and elongation suffer little diminu- * From a paper presented before the Mining and Metallurgical Con-gress in connection with the exhibition at Liege, Belgium, June, 1905. special Steels 315 tion. Under the Fremont test their fragility is not greater thanthat of carbon steel, and as a rule their hardness is superior tothat of ordinary steel with the same carbon content. The car-bide steels have a high breaking strain, directly proportionalwith the per
RM2CH50XK–. Railroad record, and journal of commerce, banking, manufactures and statistics . s original condition, and is not liable there-after to lose its set Afer being thus prepared, they aresoaked or boiled in oil or molasses, and permanently re-duced about two-thirds in bulk, when an action of 2 to4 inches can be obtained for these springs, and they willbo found to retain a greater elasticity under pressure,than any spring, excepting the Elliptic Steel Spring,which is much more expensive in its cost. They ask atrial under the belief that they will meet with the entireapproval of Railroad men needi
RM2CGWE4N–. The Street railway journal . ion of a design ofthis character, the problem then is how bestto modify the present design so as to reducethe noise to the greatest possible extent with-out making the cost prohibitive. There are tour primary causes of thenoises of the loop, which are as follows: 1. Imperfect track construction. 2. Imperfect rolling stock. 3. Imperfect roadbed. 4. Defects in structure, (a) Elasticity of the steel; (b) lackof rigidity. IMPERFECT TRACK CONSTRUCTIONThe track when built in 1895 was laid with 80-lb. steel railsupon light tie plates, and provided with all necessary spe
RM2CDCCDD–. The Locomotive . purpose. Fig. i shows a ring of steel, hoop-shaped in section, which is sometimes used inbuilding up flues in the place of the T-irou ring illustrated in Fig. 2. The advantageclaimed for this form of joint is, that it has a certain amount of elasticity, and that ityields sufliciently to prevent any very severe strain from unequal expansion and con-traction in the flue and boiler. This form of ring should be made in one piece and beshrunk on, and then riveted. It should be caulked on the outside, and on the insidealso if the flue is large enough to admit of it. At the present
RM2CF5FWC–. The Iron and steel magazine. Fig. I. A Rail Section from the upper portion of the ingot with acentral core of nieta.1 in which by liquation the metalloids in the steel areabove the average. A central pipe is also indicated, which may be formedwithout decided liquation. The distortion of the rail head in service shows that thesteel has low limits of cubic elasticity, and is not homogeneous.(See Figs, i and 2.) When the steel is solid, sound and of fine texture, the headdoes not become distorted under the service, though it wearsin the bearing surface and on the side. When the ingot is un-soun
RM2CGR857–. The Street railway journal . l felt for brake friction was decided upon after thecompany had made many trials and had found it superior toemery, carborundum, wood, rubber, corrugated iron or steel andother material. It was found that neither expansion or contrac-tion injured the frictional qualities of the felt. In fact, when thefelt comes in contact w ith water or ice, it absorbs the moisture,thereby expanding and offering greater resistance between thewheels and the rail. The elasticity of the wool felt obviates the jarring caused byusing harder materials, and its adhesive quality enables
RM2CE551W–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 3&. fig. a i. SPECIMEN Z5 STR E SS - D ErORMATl on ENCASED-STEEL IN TENSION. Hipfh Steel enccxsed -for ale>nci-th o-F HS in I-3:aoncreti-e:cyl In ale. r 3 in di&me4-<5-r.. 60 EUGENE DfETZGEN CO., CHICAGO. ^&-z>^e* ^^z^^e^e^ s^-^/tsZ^c.
RM2CRHD08–. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . frequently and found to remain practically unchanged.The spring washers, which had shown some failures when used singly, werefound in this test to have their original elasticity unimpaired. This design oftie plate, however, failed in a few instances, as shown at a, Fig. 103, whichwould seem to indicate that a greater stress was carried against this point thanin the other arrangements. 138 STEEL RAILS It is clearly evident from the behavior of plates of Groups 2 a
RM2CH2W52–. American engineer and railroad journal . has been in operation forsome time at the Topeka shops is giving first-class satisfaction,both in its convenience in handling, and in the lower produc-tion cost. It is understood that arrangements have been madefor the Tool and Railway Specialty Manufacturing Company ofAtchison, Kansas, to handle machines of this type on the market. CAST STEEL TRUCK BOLSTER. A satisfactory truck bolster requires great strength in thehorizontal, as well as in the vertical, plane, combined with a cer-tain amount of elasticity, and should also be as light in weightas pos
RM2CEGFGM–. Descriptive catalogue of agricultural and horticultural implements, machines, and seeds ... With brief directions for sowing, planting, and culture, and rules for the application of guano, plaster, bone dust ... AGRICULTURAL AND HORTICULTURAL TOOLS. 49 have 4, 6, 8, or 10 tines, and are drawn from a solid bar of cast-steel,without a weld or lap, and so perfectly suiant and of such temper as topossess the most perfect elasticity. We have a variety of kinds from other makers of high reputation, andfor which lower prices are asked, also a heavy strong kind for spading,digging vegetables, &c. Fi
RM2CH5036–. Railroad record, and journal of commerce, banking, manufactures and statistics . able there-after to lose its set Afer being thus prepared, they aresoaked or boiled in oil or molasses, and permanently re-duced about two-thirds in bulk, when an action of 2 to4 inches can be obtained for these springs, and they willbe found to retain a greater elasticity under pressure,than any spring, excepting the Elliptic Steel Spring,which is much more expensive in its cost. They ask atrial under the belief that they will mei*t with the entireapproval of Railroad men needing an EFFICIENT andCHEAP spring. T
RM2CGYJTX–. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . STEEL TENDER FRAME FRESH FROM THE SAND. possess sufficient elasticity to insure abso-lute tightness under all conditions ofpressure. In elevator service where thewater is often slightly oily, the valvesadmirably meet the requirements. The Tate Flexible Staybolt, having be-come an article of standard merit, theFlannery Bolt Company, of Pittsburgh,. COMMONWEALTH STEEL COMPANYS ONE PIECE TENDER FRAME. The principles above set forth are wellillustrated in the latest type of Pullmansleeper trucks
RM2CRAEF9–. The Street railway journal . a few minutes time, without the aid oftools. It is very easy and flexible in action, and will follow the varia-tions of the trolley wire quickly and surely. In fitting these trolleys out complete the Ohio Brass Companyuses its special carbonized steel trolley pole. This pole is drawncold through a die and is made of the best Norway iron. It is thencarbonized to a proper degree to give it sufficient elasticity. It isseamless and endless, and formed to a perfect taper. The claim madeon this pole is that it is lighter, more flexible and stronger than theregular styl
RM2CH2PDF–. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . ht beapplied to a piece of steel without givingit a permanent set, i. e., carrying it be-yond the point (the elastic limit) fromwhich it would begin to fail to return toits original shape upon removing thestress, would permanently deform apiece of lead or a piece of rubber which,contrary to the popular conception, is oflow elasticity. Rubber is elastic in thepopular sense that a very small force willstretch or elongate it a great deal, but itis inelastic in a mechanical sense that a Inelashc
RM2CE543E–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . &nofth of <S in 3:<o Concrete cy Under ^faliafr?-oA<%& 55days. /. ?O.OOOZ . 0.006 4- Applied octcA in pounds p&r square inch 0,0006 •aavnuo 2>v.£l mi &l to Ki-^risi o l4 1(I 0 2 0 BbCBA el T 3 i 3. r V .Hon; i ^ T <i 000-3, t
RM2CH2GY5–. Locomotive engineering : a practical journal of railway motive power and rolling stock . isted in burning thefuel so as to produce a gas which wasburned in a peculiar furnace, obtainingthereby high temperature and great econ-omy of heat. Steel in its hardest state is too brittlefor most purposes, and the requisitestrength and elasticity is obtained by tem-pering, which is performed by heatingit to a certain color, dependent on theuse to which it is to be put, and coolingquickly. The tensile strength of steel rangesfrom 75,000 to 96,000 pounds. The aver-age is about 86,000. A hemp rope 16.5 i
RM2CH7NBC–. The Family tutor . -^S^^— i^^ hy r;^to escape ^j^^^^^^ ^ Diving-bells are extensively resorted to Having disposed o^thr^.^V., we pass next to a consideration of the accessory.roperties of ^^^^^^^ Expansibility. Elasticity. That subst^rSihe three fbrms ^^^^:::^^:::z::^. ll the process of coining, pieces of metal are ^f^elrl %eZosm^ or any steel dies, so that they become much denser ^h^n before.^y e g^^ ^^^ .^^ other liquid in a strong vessel, and causing a psto^^^^^^^^^ atmospheric air, it may be reduced to a less space, and g^^^°^^ ^^^ad^^^^^^ compressed by the when enclosed in an India-ru
RM2CH017J–. The street railway review . ROGERS Jt)i;RNAL P.VCKING. Steel shavings cannot become separated from the cotton waste. Thepurpose of the steel is to furnish elasticity to the saturated waste,and thus hold it firmly against the journals without the necessity of. STEEL SHAVINGS. heat away from the journal keep the oil throughout the boxes limpidduring cold weather. It is claimed that Rogers journal packingwill keep journals in good condition for from 15 to 24 months with-out repacking, which shows a great saving in labor, oil and waste,as an ordinary wool-waste packing must be renewed several ti
RM2CE55EX–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . <•? ioo 555 -ftfd 5w <S. SPECIMEN 16. STRESS-DEFORMAT/ON CURVESFor Concrete in compression underRepeaisd Loads.C* u v/e-s are -for otv&roi o/ e &x.-ren-Some-re-r read InConcr<z-t& 1.3: G Age-GOday^.. /aa goo -foo <g-ao £,aa 760 3oo 900 Apf/ied /oard, pounds per scf. in. 755a EUGENE DtETZGEN CO., CHICAGO.
RM2CGYP69–. Electric railway journal . messenger cable by plain rod hangersspaced 10 ft. apart. Halfway between these hangers the steel same vertical plane a special form of hanger has been devised.As will be seen from the drawing on page 700, the hangerconsists of a round rod with a bolted clamp on top and withits lower end threaded and bent to assume a horizontal position.This threaded end is screwed into a double clip, gripping boththe upper and lower wires. This prevents any canting of thetwin wires and thus procures the same vertical elasticity oncurves as on tangents. The double clamps between han
![. Railway master mechanic [microform] . making runs of from 291,400 to 339,760miles; (3) other things being equal, the crank axles of en-gines of the 4:4:2 class gave less service than those onengines of the 4:4:0 class, and on the former enginesaxles of annealed open-hearth steel have developed cracksafter runs of from 45,800 to 124,000 miles. The axles crack always in the filleted angles A or B. Fig.1, under the influences of the violent shocks in service, thedynamic effects of the shocks being concentrated at thesepoints, where they cannot be absorbed by the elasticity of themetal. Permanen Stock Photo](https://c8.alamy.com/comp/2CGW416/railway-master-mechanic-microform-making-runs-of-from-291400-to-339760miles-3-other-things-being-equal-the-crank-axles-of-en-gines-of-the-442-class-gave-less-service-than-those-onengines-of-the-440-class-and-on-the-former-enginesaxles-of-annealed-open-hearth-steel-have-developed-cracksafter-runs-of-from-45800-to-124000-miles-the-axles-crack-always-in-the-filleted-angles-a-or-b-fig1-under-the-influences-of-the-violent-shocks-in-service-thedynamic-effects-of-the-shocks-being-concentrated-at-thesepoints-where-they-cannot-be-absorbed-by-the-elasticity-of-themetal-permanen-2CGW416.jpg ". Railway master mechanic [microform] . making runs of from 291,400 to 339,760miles; (3) other things being equal, the crank axles of en-gines of the 4:4:2 class gave less service than those onengines of the 4:4:0 class, and on the former enginesaxles of annealed open-hearth steel have developed cracksafter runs of from 45,800 to 124,000 miles. The axles crack always in the filleted angles A or B. Fig.1, under the influences of the violent shocks in service, thedynamic effects of the shocks being concentrated at thesepoints, where they cannot be absorbed by the elasticity of themetal. Permanen Stock Photo")
RM2CGW416–. Railway master mechanic [microform] . making runs of from 291,400 to 339,760miles; (3) other things being equal, the crank axles of en-gines of the 4:4:2 class gave less service than those onengines of the 4:4:0 class, and on the former enginesaxles of annealed open-hearth steel have developed cracksafter runs of from 45,800 to 124,000 miles. The axles crack always in the filleted angles A or B. Fig.1, under the influences of the violent shocks in service, thedynamic effects of the shocks being concentrated at thesepoints, where they cannot be absorbed by the elasticity of themetal. Permanen
RM2CE55N4–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . ,00OS .0006 0007 .00 06 OOOS .COO* .0003 .000 2 000| SPEC/nEN-16 STRESS - DEFORMATION - CU/=l V£ COA/Cr^^TE - //V- COAJF>/=iE55/OAJ n EREATED LOAD WO SAVERAGE CUHVE Cortore-te. A3-6 Age Pays. ioc 2.00 300 4€o soo 000 700 eoo 900 /ceo 77co /zooApp//ed /oad /n pou/?ds per square /r?ch EUGENE OIETZGEN CO., CHICAGO..
RM2CF90X1–. The Iron and steel magazine. re self-tempering,though they require an admixture of chromium or manganesefor that purpose. Some steel makers have put tungsten springsteel on the market, the average composition of the product 3i6 The Iron and Steel Magazine being: Carbon, 0.47; manganese, 0.22; silica, 0.20; and tung-sten, 0.6 per cent. The untempered steels give the following values: breakingstrain, 113,500 to 120,900 pounds per square inch; elongation,14 per cent; elasticity, 85,000 pounds; these being modifiedby tempering and suitable annealing to 199,000 pounds, 7 percent, and 142,000 poun
RM2CE557M–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .00/0 .oc/s .00/4 .0013 00/2 .00// .00/0 .0009 OOOQ .0007 oooe coos ,0004 .0003 ,0002 000/. <37 FIG.20.SPECIMENS STRE 55 - DEFORMATION -CURVESFor CONCRETE- IN-COMPRESSION Concrete, 1-3-6 /Age IS Q<xys © © g O APPLIED LOAD /A/ POUNDS R£R SQl IN. JOC 300 30c 400 SVC Goo TOO &00 Qqo /ooo //SO/ZOO .000/ .OOOZ © two. c IS (1 oooo
RM2CGXYWK–. Railway age gazette . ible. The pressure of 3,000 kgs. does not atall change the resistance or elasticity of the frame, as it is madeof an air hardening, nickel-chrome steel, having an elastic limitof 242,000 lb. per sq. in., and a pressure of 3,000, 4,000 or 5,000kgs. does not stress it above 10 kgs. per sq, mm. (14,423 lb. persq. in.). Under these conditions, repeated tests even in largenumbers do not alter at all the calibration of the machine. The deflection of the frame being relatively small (1 to 1.5mm.), a register, the construction of which resembles a metalmanometer, is installed i
RM2CE55M1–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 27 FIG. J4.SPECIMEN 18. STRESS-DEFORMATION CURVES FOR PLAIN CONCRETE; JN COMPRESSION UNDER. REPEATED LEADINGS, UPPER EXTENSOMETER.Concrete ).3G Acj& 60 Day«5. /3 It, II IO 7 / v^ZV? ^ 75P<? c^fi? Applied Iocra/ in pacsnols per square inch. 3 4Si £8 FG.5SPECIMEN 18 STRESS-DEFORMATIONCURVESFor Concrete in CompressionunderRepeated Looiols. Cwwes otrc-For* the lower ex+ensometcr.Concrete /.3:<s. Age <SOolay-s.
RM2CE55Y0–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .00150 .00170 .001 bO .00150 .oom .00130 .00/2: pono .00100 .000300 .000800 .Q00700 .Q00600 .000500 .000+00 .Q00300 .000200 .000100. /a r/a 9 3Tf?ESS-DETORMAT/OA/- CURVESFor C O/VC RETE - /A/- COMPRESS l OAYCo/iorefe, 1-3-6 Age, 30 Oo-yS 100 Job 30? Too sod 600 joq Wo 900 1000 lioo IZOO Applied irG&tiar? /r? pounds per s<?tsar<s- /r/c/7.
RM2CE547E–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . &3. , 003C .0OZ.Z .ooze . .ooiB ne. zs. SPECIMEN 38. STRESS-DEFORMATION CURVESFor ENCASED-STEEL IN TENSION .^Hicjh Steel encased for alength of 8 in )• 3-G c&ncr&fecy lind&r 3 in d tenrne-f-er.Acjc &O days.. ToooS, Tooo-4- —ooo<& 0 Ajpp/jed /oard in /?0t/r?o/s j?er sq. inch. II W II IW I o o <3 EUGENE DIETZGEN CO., CHICAGO. I0
RM2CECY78–. A treatise on pharmacy for students and pharmacists. Troenmers new solution balance. rotation. The knife edges have been replaced by thin steel springsstretched tightly between bearings, the centre of the beam beingfastened to the centre of the strained spring and at right angles toit; under this condition the beam, by the elasticity or torsion of the. Torsion prescription balance. H--|-H I |--| I,-1-1! 3 GRAINS I I I I I I I I I I I I I I I I I IT 2 DECIC. Section of rider beam for same. spring, will vibrate precisely as the ordinary beam balanced on knifeedges. The pans rest upon similar t
RM2CF45CJ–. The Iron and steel magazine. Fig.. Fig. 3. section to be made fromeither the head or bot-tom flange, no matterhow badly worn or un-symmetrical the scrapstock may be. Fig. ishows a few of the manystructural shapes whichcan be rolled from therail shown on the left.Figs. 2 and 3 show theforms of ties which maybe rolled, one with a fiatbottom and the other Abstracts 545 with a concave bottom, givinij: the tie itself elasticity in theballast under heavy loads. No. 436. A. The Kjellin Electric Steel Furnace. The Iron Age,October 19, 1905. 5,000 w., illustrated. — A description of theconstruction a
RM2CE5402–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . sji£<j7s& (ZrCOoo^iZ ^sX^ ^^^z^-^o, .0036 ^7 .0022 .0052. .00 JJ .QOZ& .0026 .002+ .0011 .0020 .QOId QQI6 .0014- !I ! r/G. 30. FA/ C A S£/J S T£l //V 5/ OA/ Htf/7 S*e<s/ e/7^se^ if or cy/iider- ^laLr,cii 3S 55 ^ ^ *° Af?fs>//ed /oac/s //7^p0t//7Us per square //*?€/?. £ 1 i 0? I s mo JT8.. /S
RM2CH065F–. The street railway review . t.—--->i - 3 lAr^tfi -J30 Cro5Si 5ec//on FIGURE 12. FIGURE 18. Transverse Section of Typical Loop Span with Concrete Steel Reinforcement and Transverse Section of Suggested Concrete Structure. Track Enclosures. Mar. fS, ii/<S I Slkl.lT KAII.WAY RKVIIvW. 185 4. Defects ill slruclure.—a. Elasticity of the steel; j. Lack ofrigidity. In discussing tlie piiseiit irnijerfett track construction Mr. Arnoldstales tliat wlicn the track was built in 1895 the joints and specialwork were new, and tlie noise was not excessive, but as the trackwork became worn the noise h
RM2CDGMWR–. Graphical and mechanical computation . 36. Deflection of beam fixed at ends and loaded at center. A - Wl? T728 Here, A is the deflection of beam in inches, W is the total 192 EI load on beam in pounds, L is the length of beam in feet, E is the modulus Art. 37 DEFLECTION OF BEAMS 71 of elasticity of material in inch units, and I is the moment of inertia ininch units. We shall take E = 30,000,000 for steel, so that the equation may be written as -rz = ?» which has the form (IV), and gives the Lz 3.333,ooo I scales x = wiA, y = m2D, z = m3W, t = ra4 (3,333>ooo) J- The following table exhib
RM2CE56JM–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 0 Fis.Z --i^^^es^^-Tsrj^ 3/000 ^/^t^z^z^^^^^C^^ 1 hi Ul c! 0 I. TABL.EIL.e:ncased-5te:el- specimens. NumberMacte Age Pot ya Prop or ii o r? -S . 3 333 30& O G OG O Sfee 1^^-000El.U. Concrete eol., , SfOOOE/. >> 3», /£•- It II It ,, <9 <9 r t // // /r -«^ /0 y / i&! <S//v3V (9 / : 3/ & / / <37 <Z
RM2CH0138–. Railway mechanical engineer . 26.5 Per cent A Reduction ,- f area 19.9 13.4 Sand Blasted Samples Pounds per sq. inch .-* . Per cent Ultimate Yield Test tensile strength point Xo. 5 56.075 35.875 No. 6 58.225 Elastic limit 29.UO0 Elonga tion1618 Redi-.ction of area 23 4 The fractures of all these specimens had the appearance ofhigh grade partially annealed low carbon cast steel. It isinteresting to compare tests No. S and 6 with No. 1 and 2and observe that while sand-blasting the layers of metal didnot appreciably effect the tensile strength, it did practically double the elasticity of the me
RM2CE550J–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . /. Sooo 600 » /• f f SOOO 7700 / 9 7^0 / / / //OOO r< /k 1 t fi /> „ /£&oo * t tr j2>/0 0 » /3GOO //? // f s /v r/ .0051) .0034- .0031 0050 Q018 .Q0Z6 0024 .0022 .0010 .0018 .0016 .001 + .0011 .0010 0008 .0006 .0004- .0002. SF>FC/ME/V-86 Srf?£SS - C?ETO/?/*tAT/0A/-C(/ftV£SE/WCA -S TE-£L- /N T/ET/V3/OA/ of/6//? a. /-3-G concretecy///?der e /n ct/amefer. 5^
RM2CE54RY–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . >er 72 7S 2C es 3SZ^O 4T 3*3 ep W P. CO., CH ICAGO. lllll rv fa i / 1 y > 1. .0036 4$ .0034 .0030 .OOZ.Q .ooze .OO Z4 v, ^ .002.0 ^ .00/6.0O/2 .0010 c ^ .oooe> O006> O0O4 oooz FIG. 24SPECIMEN £3 STRESS-DEFOR MAT/ON CURVE & ENCASED-STEEL JN TENSION. ^f-OOOC^El^steel rod encc*s>ecA -Fox- a length of 16in en 1:0:6Concrete cylind&r 8dai-nerte:r-
RM2CE55E2–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 27 FIG. J4.SPECIMEN 18. STRESS-DEFORMATION CURVES FOR PLAIN CONCRETE; JN COMPRESSION UNDER. REPEATED LEADINGS, UPPER EXTENSOMETER.Concrete ).3G Acj& 60 Day«5. /3 It, II IO 7 / v^ZV? ^ 75P<? c^fi? Applied Iocra/ in pacsnols per square inch. 3 4Si £8 FG.5SPECIMEN 18 STRESS-DEFORMATIONCURVESFor Concrete in CompressionunderRepeated Looiols. Cwwes otrc-For* the lower ex+ensometcr.Concrete /.3:<s. Age <SOolay-s.. <•? ioo 555 -ftfd 5w <S. SPECIMEN 16. STRESS-DEFORMAT/ON CURVESFor Conc
RM2CEHYJP–. Graphical and mechanical computation. in feet, E is the modulus Art. 37 DEFLECTION OF BEAMS 71 of elasticity of material in inch units, and / is the moment of inertia ininch units. We shall take E = 30,000,000 for steel, so that the equation may be , which has the form (IV), and gives the written as scales X = wiA, 3.333.000/y = miU, z = mzW, t = W4 (3.333.000) 7. The following table exhibits the choice of moduli and the equationsof the scales. Scale Limits Modulus Equation Length A up to 1.5 mi = 8 X = 8 A 12 L 10 to 35 nii = 0.000,224 y = 0.000,224 L^ 10 W up to 300,000 ms = 0.000,04 z = 0
RM2CE54KT–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .0036 4$ .0034 .0030 .OOZ.Q .ooze .OO Z4 v, ^ .002.0 ^ .00/6.0O/2 .0010 c ^ .oooe> O006> O0O4 oooz FIG. 24SPECIMEN £3 STRESS-DEFOR MAT/ON CURVE & ENCASED-STEEL JN TENSION. ^f-OOOC^El^steel rod encc*s>ecA -Fox- a length of 16in en 1:0:6Concrete cylind&r 8dai-nerte:r-. SOOO lOOOo I SOD° Z.OOOO zs-ooa 30 3S 40 45 50 60 A/pp/ied /0ad in pounds per sy. J/^ch. e3N 2 o i S;oe If * 3P
RM2CE54G0–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . ft t f // .0032 .Q03Q .0 02-9 ,0026 0024 .0022 OQZO .00/e pO/G .00/4- .oo/a ooio .0008 .oooe .0004- 0002 .0002.. £zNCA SB a- TENSIONJ/^. 4oooo*el St&e/red &/?cased-hor a /enjirh 0* /6 /n a. /3-Gconcrete, cry///7c/er e>d/an?eterAge. L iro 32.000 fs/?owntro des£ruoJ-/c>n. 5/70 i/v/7 /£?y /o /s 20 zs 30 3s 40 4s so eo 000+ 9 o 0 EUGENE Dl ET2CE N CO CHICAGO.
RM2CE563X–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . TEST OF PLAIN CONCRETE. Figure G. ys .001 at .00/70 00/€0 00/so 00/4-0 *Poo/zo0 s,oo//o SPECIMEN 1. TRESS-DeFORMAT/ON CURVE Concrete in Compression . Concrete, 1-3-6. Age^Ji days. 00/00 K afOOSO I0 )vao8oo E &OO70 Q .000^0 0(3 Ay if 0 X 0 . 0005C ,00044 .00030 . ooozc 000/0 /OO ZOO &O0 ?4-00 SOO 600 700 300 900 Applied load in pounds per jsgr. i/7. /aoo //at?<7 /see /30O ft* 1 & 0 /6.
RM2CE5557–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . <37 FIG.20.SPECIMENS STRE 55 - DEFORMATION -CURVESFor CONCRETE- IN-COMPRESSION Concrete, 1-3-6 /Age IS Q<xys © © g O APPLIED LOAD /A/ POUNDS R£R SQl IN. JOC 300 30c 400 SVC Goo TOO &00 Qqo /ooo //SO/ZOO .000/ .OOOZ © two. c IS (1 oooo. 3&. fig. a i. SPECIMEN Z5 STR E SS - D ErORMATl on ENCASED-STEEL IN TENSION. Hipfh Steel enccxsed -for ale>nci-th o-F HS in I-3:aoncreti-e:cyl In ale. r 3 in di&me4-<5-r.
RM2CE0D7E–. A treatise on architecture & building construction volume VII: tables and formulas . Greatest Deflectionin Inches. WIS384 EI WIS 15 E I0 WIS WEI 3 WL5320 EI 47 WIS3,600 EI 2G TABLES AND FORMULAS. § G MODULI OF ELASTICITY. METALS. Iron (cast), 12,000,000 Iron (wrought shapes), • 27,000,000 Iron (rerolled bars), 26,000,000 Steel (casting), ........ 30,000,000 Steel (structural), 29,000,000 TIMBER. Chestnut, 1,000,000 Cypress, 900,000 Cedar, ........... 700,000 Hemlock, 900,000 Oak (White), 1,100,000 Pine (White), 1,0^0,000 Pine (Southern, Long-leaf, or Georgia Yellow Pine), - . 1,700,000 Pine
RM2CE54XX–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . /. Sooo 600 » /• f f SOOO 7700 / 9 7^0 / / / //OOO r< /k 1 t fi /> „ /£&oo * t tr j2>/0 0 » /3GOO //? // f s /v r/ .0051) .0034- .0031 0050 Q018 .Q0Z6 0024 .0022 .0010 .0018 .0016 .001 + .0011 .0010 0008 .0006 .0004- .0002. SF>FC/ME/V-86 Srf?£SS - C?ETO/?/*tAT/0A/-C(/ftV£SE/WCA -S TE-£L- /N T/ET/V3/OA/ of/6//? a. /-3-G concretecy///?der e /n ct/amefer. 5^. 20 25 50 SS App//ed /oad. tr?^p&uh<its ^er- //7c/?, A,
RM2CE54AW–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . £?£,800 «. ^30 00 0 *r 3^ coo/00 /1 * 1 r 1 et ft 1 r ZL2>700 ^3>2 O n << 3 3 7^O Go o o o »• 9 6 S>oa 11 .002 8 .0024 .0022 .00 20 .OOld .00 ie .00/4 .00/z o oro .000a 0oo« POOZ -5 r/?^55-S - JZ>^/^0/=?/*7s4 T/Cfs/- CC//=?VFS% High Stec/cZ7ca.se U -fi-or a.. 0 5 /o /s 0 AO. 2S . f/fABjs^njg^ +-v *a b /p>p//e.^ 01 ^ £l V XuS^-i ct W J> >^ter-f^ • .hot i 1 ! #
RM2CE55MN–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . r/6. z. SPECJrIEA/- /6 ST/=?£SS-D£FORMAT/O/V- CURVEC OZVC/?^TB- //V- C O/^F^FR E5S/0A/F? FF>F: A T£T£> L OAO/A/eS^ OWF/f-ZK TF:/VS OF/F^ 7 FFfCo/7C*-e/-e, /-3-& Age. ay s Tqc d oo 30o 400 Sot> eoc Toe Sot? 9oo /aoo //dLs jz&h sfcase< /f/c/7 EUGENE D1ETZCCN CO., CHICAGO. .00/6 0017 .oo/o ,0016 .00/ + .0013 0O/2 OOH .0010. ,00OS .0006 0007 .00 06 OOOS .COO* .0003 .000 2 000| SPEC/nEN-16 STRESS - DEFORMATION - CU/=l V£ COA/Cr^^TE - //V- COAJF>/=iE55/OAJ n EREATED LOAD WO SAVE
RM2CE53GR–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .OOIZ .0010 .0006 0004 QOQZ ?^rc?/?7 ^&./77& ^ar-a. £ & k 30 5S . GO App//ed. /oad. //? £f?<?L/s square, //?a/7 .0002. ,0004 ,00 OG © 6> .0008 oo/o 1 if, / 0 osoo. /? JiMOQ. 9i 1+^0, 0. I ft 9000. *0. ?ft** G7 .OOZG .0024 .002.Z .0020 00/3 .00/0 .CO/+ .QO/2 .OOIO 0O0& 0OO6 .000+ ,0002. Is II 0/ o o sa/??e l?ar s rods /V? 37 & 3e> r it Hlrti! .:! rl it;- tH; 1 i:::} :::: : .«.:;:••»•. 1111 i IR I ttHtH-1 S To IT TT ltd IT 40 5^ 5T eo .0002 ,000+ .OOOG it* - 1 LP I - ! : - rrsL U 1
RM2CE55TH–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . .QOIG £3 .00/4 CO/3 .oc/s. .00/i OOIO Q0O<3 .0 003 Q0O7 Ho 3S COOS coos O0O4- r/a //, SFeTC/MEN- /6. S r/?E55 -DF^Oft MA T/O/V-CUEi VEGOA/CEtETE -/TV - C0rtFYTE5S/OA/ f?J^BEATSO- LOAO/msEX rE/VSO/VETE f? - /WO. Z .0 0O3o 0002. .000/ it /CO ooo/ 2-Oo 3*o 4oo Soc 0006 .0005 .0004 0003 .0002 .0001. r/6. z. SPECJrIEA/- /6 ST/=?£SS-D£FORMAT/O/V- CURVEC OZVC/?^TB- //V- C O/^F^FR E5S/0A/F? FF>F: A T£T£> L OAO/A/eS^ OWF/f-ZK TF:/VS OF/F^ 7 FFfCo/7C*-e/-e, /-3-& Age. ay s Tqc d oo 30o 40
RM2CEMWPM–. Transactions. i Tj< (N lO CO iM • O CO o ci 1-1 rf O ^ O o o o CO o ro CO 1^ r^ o o o t^ CO 00 CI -*. 126 STATIC AND DYNAMIC TENSION TESTS ON NICKEL STEEL Table 2.—Static Test Drawn at700° C. Drawn at600° C. Drawn at300° 0. Drawn at0°C. Annealed at825° C. Maximum load, lb. per sq. 110,000 152,000 156,500 124,500 110,000 in. Elastic limit, lb. per sq. in. 70,000 120,000 165,500156,500165,500 124,500 65,000 Yield point, lb. per sq. in...Modulus of elasticity 80,00031,000,000 130,00028,200,000 156,500 124,500 165,50028,200,000 26,100,00028,500,000 60,00029,400,000 giving a brittle steel that
RM2CE53DF–. Tests on coefficient of elasticity of plain concrete in compression and encased steel in tension . 70 SPECIMEN 1. Applied L Fo e r L owcr Uppe r> l—o^/er i 0 wv e- f O GO O o o . I3^S /<4-7 7 <? o o / , O O 3€> . 000/3 .000 33 , /3^>3 , O 02- O o o 4- 7 ? 0 0 0 / Y . O0039 !7SOO 334- /3 2L O , O <D A & . 0 0 0cZ3 0 f> n • c/ *7 (. / /0SOO • / *>— / N— ? /^v ^— ^ OO 3 3 . o o G OOO 21 0 .OOO 55 %/S>oo / ^ O * / f 0 . O 0 3 & . o o 70 , oo 0 33 . ooo3S £3300 ^h7<4- , <o n <£, s si O ^ . d 0 & 0 2SGOO s-j/ . / , .OOO 3S> . 0 0 oS> / Z, 7/0 O . J
RMREDK8D–. The complete farmer and rural economist;. Agriculture. AND RURAL ECONOMIST. 337 they are made. Among the most approved manure forks in use are those of Willis, cast steel, manufactured from one piece, in which no welding is necessary. These forks have been in common use for many years. They are so well tempered as to have that degree of elasticity, that they discharge the manure with the greatest ease ; they are in no way liable to clog or foul, and are very strong and durable. Unfortu- nately for this article, there has been great quantities of a very inferior kind made and sold in the form
RMREDKBC–. The complete farmer and rural economist : containing a compendious epitome of the most important branches of agricultural and rural economy. Agriculture. AND RURAL ECONOMIST. 337 they are made. Among the most approved manure forka in use are those of Willis, cast steel, manufactured from one piece, in which no welding is necessary. These forks have been in common use for many years. They are so well tempered as to have that degree of elasticity, that they discharge the manure with the greatest ease; they are in no way liable to clog or foul, and are very strong and durable. Unfortu- nately f
RMRFBAD6–. Catalogue of agricultural and horticultural implements ... Floral Rake.. Fig. 77i The best forks are cut out of a plate of cast steel, and have from four to eight tines each. They have all the elasticity of a steel ramrod. They are strong, and very durable if properly handled. We also keep a large assortment of the common kind of manure forks. Garden Fork. Fig. 77f.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Allen,
![. The Canadian horticulturist [monthly], 1893. Gardening; Canadian periodicals. The Canadian Horticulturist. 3°7. ROCK ELM. HE growing scarcity of hickory and white ash has prompted wagon builders to look about for substitutes. The makers of common carriages are with them, to a certain extent, while the builders of high-class carriage work still adhere pretty generally to the old woods, finding, as yet, nothing that satisfies them where lightness, strength, and elasticity combined are required. Agricultural implement makers have substituted steel and iron for wood in a large number of places w Stock Photo](https://c8.alamy.com/comp/RFXW59/the-canadian-horticulturist-monthly-1893-gardening-canadian-periodicals-the-canadian-horticulturist-37-rock-elm-he-growing-scarcity-of-hickory-and-white-ash-has-prompted-wagon-builders-to-look-about-for-substitutes-the-makers-of-common-carriages-are-with-them-to-a-certain-extent-while-the-builders-of-high-class-carriage-work-still-adhere-pretty-generally-to-the-old-woods-finding-as-yet-nothing-that-satisfies-them-where-lightness-strength-and-elasticity-combined-are-required-agricultural-implement-makers-have-substituted-steel-and-iron-for-wood-in-a-large-number-of-places-w-RFXW59.jpg ". The Canadian horticulturist [monthly], 1893. Gardening; Canadian periodicals. The Canadian Horticulturist. 3°7. ROCK ELM. HE growing scarcity of hickory and white ash has prompted wagon builders to look about for substitutes. The makers of common carriages are with them, to a certain extent, while the builders of high-class carriage work still adhere pretty generally to the old woods, finding, as yet, nothing that satisfies them where lightness, strength, and elasticity combined are required. Agricultural implement makers have substituted steel and iron for wood in a large number of places w Stock Photo")
RMRFXW59–. The Canadian horticulturist [monthly], 1893. Gardening; Canadian periodicals. The Canadian Horticulturist. 3°7. ROCK ELM. HE growing scarcity of hickory and white ash has prompted wagon builders to look about for substitutes. The makers of common carriages are with them, to a certain extent, while the builders of high-class carriage work still adhere pretty generally to the old woods, finding, as yet, nothing that satisfies them where lightness, strength, and elasticity combined are required. Agricultural implement makers have substituted steel and iron for wood in a large number of places w
RMRF1FWW–. Catalogue of agricultural and horticultural implements ... Floral Rake.. Fig. 77i The best forks are cut out of a plate of cast steel, and have from four to eight tines each. They have all the elasticity of a steel ramrod. They are strong, and very durable if properly handled. We also keep a large assortment of the common kind of manure forks. Garden Fork. Fig. 77f.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Allen,
RMRG1NCP–. Canadian forest industries 1908. Lumbering; Forests and forestry; Forest products; Wood-pulp industry; Wood-using industries. 38 CANADA LUMBERMAN AND WOODWORKER There are more DISSTON BRAND Band and Circular Saws used than any other make, and by a large majority. WE MAKE THIS STATEMENT WITHOUT WHY? Because millmen and sawyers recognize by the use of the DISSTON SAWS they obtain the greatest results for the least cost. FEAR OF SUCCESSFUL CONTRADICTION. POINTS OF MERIT MATERIAL HARDENING AND TEMPERING Finest Crucible Steel UNIFORMITY. TOUGHNESS. ( GREATEST TENSILE STRENGTH AND ELASTICITY. r Dl
RMRH7R0X–. Breeder and sportsman. Horses. THE COKTLAM) SPIKAI..SPRLMJ CART. This wonderful Cart has do equal! It is theonlv cart manufactured that can be adjusted to suit the weieht of the rider. The springs can be changed to suit the load or road in five seconds, which is a very valuable feature and one that no other cart is possessed of. The springs consist of twenty-four ( 4i feet of steel, which secures greater elasticity than it is possible to attain from any other in existence. It has no seat-bars to climb over when getting in or out, which makes it verv convenient for the use of ladies and child
RMRH7RPB–. Breeder and sportsman. Horses. THE < OK TLAND SPIRAL-SPRIXG «'AHT. This wonderful Cart has no equal! It is the only cart manufactured that can be adjusted to suit the weicht of the rider. The springs can be changed to suit the load or road in five seconds, which is a very valuable feature and one that no other cart is possessed of. The springs consist of twenty-four {.A) feet of steel, which secures greater elasticity than it is possible to attain from any other in existence. It has no seat-bars to climb over when getting in or out. which makes it very convenient for the uae of idles and
RMRH8JY2–. Breeder and sportsman. Horses. THE CORTLAND SPIRAL-SPRING CART. Thii wonderful Cart has no equal! It is the onlv cart manufactured that can be adjusted to suit the weicht of the rider. The springs can be changed to suit t'h<? lnad or road in five seconds, which is a very valuable feature and one that no other enrt is possessed of. The Bprings consist of twenty-four (-4) feet of steel, which secures greater elasticity than it is possible to attain from any other in existence. It has no seat-bars to climb over when getting ii, or out, which makes it very convenient for the use of ladies and
RMRPEHMD–. The American farmer. A hand-book of agriculture for the farm and garden ... Agriculture. THE HEAVY OR FIELD CROPS. 135 the old method. A newly-invented scraper is superseding the old one. It is an upright instrument, of elastic wood or steel, inserted in a bench of con- venient height for the operator. The form (Fig. 69) is as follows : a is a piece of wood or steel, immovable ; b and c are pieces which are elastic, movable to the right and left at the top, but fastened to the central piece below. The degree of elasticity may be regulated by wedges in the planks d and/— wedges in the hole th
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