A hand book of general instruction for mechanics, containing useful rules and memoranda for practical men (1907)
Smith, Franklin Elijah, 1872- · New York, D. Van Nostrand company · leaf 319
mainly subjected to are the Tensial, Com-pressive, and Shearing stresses. Stress is usually measured in pounds per square inch of sectional area. That is,the ultimate strength of- materials is usually deter-mined by the number ofpounds a square inch ofsectional area will undergobefore final… … Ti Fig. 113 STRENGTH OF MATERIALS 307 iron, for instance, is 52,000 pounds per square inch ofsection, a bar of wrought iron whose sectional area is4 square inches would be caused to break by a powerof 52,000 X 4 = 208,000 pounds. The following tables are approximate of the ultimatestrength and…
Mechanics · Arithmetic · Measurement
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