Text-book of theoretical naval architecture (1889)
Attwood, Edward L. (Edward Lewis), 1871- · London, New York [etc.] Longmans, Green, and Co. · leaf 48
530 3540 10-2 15-320-4 25-530-6 35740-8 It is convenient to have the weight of steel per square footwhen specified in one-twentieths of an inch, as is the case inLloyds rules— Thickness ininches. Weight persquare footin pounds. Thickness ininches. Weight persquare footin pounds. 1SO 2-04 4-08 6-12… … Fig. 1. A plate has the form shown in Fig. 23weight per square foot is 10 lbs. ? 2. The material of anarmour plate weighs 490 lbs.a cubic foot. A certainplate is ordered 400 lbs. persquare foot: what is itsthickness ? Ans. 98 inches. 3. Steel armour plates,as in the previous question,are ordered…
Naval architecture
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