Engineering Construction in Iron, Steel and TimberLongmans, Green & Company, 1894 - 379 páginas |
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Página 3
... length of the specimen under test . In Figs . 1 , 2 , and 3 , which have a test length of 10 inches , the stretch would be 12 of an inch . With a load of 2 tons per square inch , the elongation will be of an inch ; and with 3 , 4 , 5 ...
... length of the specimen under test . In Figs . 1 , 2 , and 3 , which have a test length of 10 inches , the stretch would be 12 of an inch . With a load of 2 tons per square inch , the elongation will be of an inch ; and with 3 , 4 , 5 ...
Página 4
... length ; it may be calculated from the following formula : - WL E = kl where E modulus of elasticity . W = the load producing the elongation l . L = the original length of the specimen . k = the area of the specimen . This is Young's ...
... length ; it may be calculated from the following formula : - WL E = kl where E modulus of elasticity . W = the load producing the elongation l . L = the original length of the specimen . k = the area of the specimen . This is Young's ...
Página 8
... length of the specimen ; but the local extension commences after the general extension has ceased , and is most decided in all ductile materials , such as steel . It is confined to the portion immediately adjacent to the fractured area ...
... length of the specimen ; but the local extension commences after the general extension has ceased , and is most decided in all ductile materials , such as steel . It is confined to the portion immediately adjacent to the fractured area ...
Página 9
... lengths after testing . Here the local extension is very decided . In autographic stress - strain diagrams , such as ... length and area of cross - section , on the percentage of total extension . The ductility of a specimen can also be ...
... lengths after testing . Here the local extension is very decided . In autographic stress - strain diagrams , such as ... length and area of cross - section , on the percentage of total extension . The ductility of a specimen can also be ...
Página 15
... length of 8 inches ; the beam , angle , bulb , and bar steel to withstand such forge tests as may be sufficient to prove soundness and fitness . Strips cut lengthways or crossways , 1 inch wide , heated uniformly to a low cherry red ...
... length of 8 inches ; the beam , angle , bulb , and bar steel to withstand such forge tests as may be sufficient to prove soundness and fitness . Strips cut lengthways or crossways , 1 inch wide , heated uniformly to a low cherry red ...
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Términos y frases comunes
abutment angles apex axis of pins beam supported bending moment bending moments bolts bracing bridge calculated cantilever cast-iron column compression members compressive stress cross-girders Crown 8vo dead load deck denote depth diagonal distance distributed load Ditto elasticity ends and loaded engine equal equation factor of safety feet fibre fixed flange foot run foot-tons formula Hence horizontal Illustrations inch-tons intensity of stress joint lattice girder length live load longitudinal M₁ M₂ main girders maximum stresses method method of moments modulus neutral axis P₁ panel panel-points piers plates points of contra-flexure polygon R₁ railway resistance rivets roof Sectional area shearing stress shown in Fig side similar manner span square foot square inch steel strength stresses due stringers strut TABLE tensile stress tension timber tons per square total load traction engine truss vertical W₁ W₂ wedges weight wind pressure Woodcuts wrought iron ΕΙ
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