Annual Report of the Secretary of War, Volume 3U.S. Government Printing Office, 1889 |
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Página 215
... shrinkage in any mortar that the measured com- pression of bore is more than 0.001 , from carefully made average measurements , greater than the anticipated , then a correction must be applied to the second shrinkage , as hereinafter ...
... shrinkage in any mortar that the measured com- pression of bore is more than 0.001 , from carefully made average measurements , greater than the anticipated , then a correction must be applied to the second shrinkage , as hereinafter ...
Página 219
... shrinkage . First shrinkage : P " ( 3.16203 ) p = 2.178 tons , relative . = 4 Ro = ( 6.46912 ) P1 " = 0.00064156 , which × D。= 0.00795 Ro absolute , which corresponds to the partial value po = 5.156 tons . Second shrinkage : P1 = 3.991 ...
... shrinkage . First shrinkage : P " ( 3.16203 ) p = 2.178 tons , relative . = 4 Ro = ( 6.46912 ) P1 " = 0.00064156 , which × D。= 0.00795 Ro absolute , which corresponds to the partial value po = 5.156 tons . Second shrinkage : P1 = 3.991 ...
Página 225
... shrinkage . Rela- Abso- tive . lute . Allowed varia- tions . Prescribed diam- eters of under- lying zone . Maxi- mum . Mini- mum . Remarks . Thous Inches andths . Inches A1 , SForward half . Rear half . 31.5 31.5 Inches . 1.500 0.047 ...
... shrinkage . Rela- Abso- tive . lute . Allowed varia- tions . Prescribed diam- eters of under- lying zone . Maxi- mum . Mini- mum . Remarks . Thous Inches andths . Inches A1 , SForward half . Rear half . 31.5 31.5 Inches . 1.500 0.047 ...
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24 inches advertisement Appendix B. L. rifle battery Bethlehem Iron Company bidders bids blank cartridges block Board bolt bore breech mechanism breech-block caisson caliber 45 carriage carrier-ring cartridges casting Chief of Ordnance column complete contract contractor cylinder drawings exterior face feet finished firing firing-pin fitted Frankford Frankford Arsenal front furnished gallons gas-check Gatling gun gear groove hammer holes hoops horse inches inches diameter inches long inches wide iron jacket latch lathe length less lever-handle limber machine magazine manufacture metal mortar muzzle NATIONAL ARMORY officer Ordnance Department piece plates powder projectiles proposals purchase rear recess revolver ring Rock Island Rock Island Arsenal rounds screws shell shots shrinkage Smith & Wesson specimens spindle sponge spring Springfield steel forgings targets tons trigger trunnions tube U. S. Army vertical walls Watertown Arsenal Watervliet Arsenal weight yards