A Practical Treatise on the Strength of Material: Including Their Elasticity and Resistance to ImpactE. & F.N. Spon, 1883 - 525 páginas |
Dentro del libro
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Página 40
... necessary to consider this subject under two different heads ; namely , thin and thick pipes ; the former being usually of wrought sheet metal , such as ordinary steam- boilers , and the latter of cast metals , such as strong water ...
... necessary to consider this subject under two different heads ; namely , thin and thick pipes ; the former being usually of wrought sheet metal , such as ordinary steam- boilers , and the latter of cast metals , such as strong water ...
Página 46
... necessary to use a lower one , the risk being of course proportionally increased ( 78 ) . ( 68. ) " Boilers for very high Pressures . " - Tables 14 , 15 are strictly adapted for 50 - lb . steam only , but may be used for higher ...
... necessary to use a lower one , the risk being of course proportionally increased ( 78 ) . ( 68. ) " Boilers for very high Pressures . " - Tables 14 , 15 are strictly adapted for 50 - lb . steam only , but may be used for higher ...
Página 53
... necessary for the pressure . ( 78. ) " Factor of Safety for Boilers . " - It is shown in ( 886 ) that with ordinary structures of wrought iron and steel the factor of safety for dead loads may be 3 , and there appears to be no good ...
... necessary for the pressure . ( 78. ) " Factor of Safety for Boilers . " - It is shown in ( 886 ) that with ordinary structures of wrought iron and steel the factor of safety for dead loads may be 3 , and there appears to be no good ...
Página 87
... necessary to crush the material ( 306 ) . 5th . For intermediate heights , the pillar fails with an inter- mediate load , partly by flexure , and partly by incipient crushing ( 163 ) . ( 130. ) " Cast Iron . " - The effect of height is ...
... necessary to crush the material ( 306 ) . 5th . For intermediate heights , the pillar fails with an inter- mediate load , partly by flexure , and partly by incipient crushing ( 163 ) . ( 130. ) " Cast Iron . " - The effect of height is ...
Página 106
... necessary . The breaking weight due to flexure is thus given separately in order to adapt the table to conditions other than those where the pillar is flat at both ends : thus , the pillar which we have found to have a strength of 151 ...
... necessary . The breaking weight due to flexure is thus given separately in order to adapt the table to conditions other than those where the pillar is flat at both ends : thus , the pillar which we have found to have a strength of 151 ...
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Otras ediciones - Ver todas
A Practical Treatise on the Strength of Materials: Including Their ... Thomas Box Vista completa - 1893 |
A Practical Treatise on the Strength of Materials: Including Their ... Thomas Box Vista completa - 1893 |
Términos y frases comunes
19 tons Blaenavon bottom flange breadth breaking load breaking weight calculated cast iron cent centre compressive strains correction for incipient crushing strain crushing strength cylinder dead load depth dimensions effect ends flat equal error experiment gave experimental Factor of Safety feet long foot long girder given by Table gives hence Hodgkinson Horse-power inch square inch thick inches diameter incipient crushing increase lattice girders length limit of Elasticity material mean metal Modulus of Elasticity natural number due nearly neutral axis obtain plate plate-iron practice ratio rectangular pillars reduced require resistance rivet-holes rivets safe load shafts square inch steel STRENGTH of MATERIALS Table 34 Table 67 tensile and crushing tensile strain tensile strength tons per square top and bottom top flange transverse strength tubular beams value of MT vertical weight by flexure wrinkling strain wrought iron
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