The mechanical engineer's pocket-book. A reference-book of rules, tables, data, and formulæ, for the use of engineers, mechanics, and students (1910)
Kent, William, 1851-1918 · New York, J. Wiley & sons · leaf 256
the size is as given, or, inother words, beyond the end of the pipe, having no effect upon thestandard. The angle of the thread is 60°, and it is slightly rounded off attop and bottom, so that, instead of its depth being 0.866 its pitch, as isthe case with a full V-thread, it is 4/5 the pitch, or… … A 21/2 1/4 31/16 2.8715 1 71/2 7/8 3.0925 3 1/4 35/83.3763 U/8 6 13.6550 31/2 1/441/44.0013U/8 6 14.28 41/2 1/4 5?/4 5.3970 TS/S 4 11/45.80 B, C D E N F G The threads to be of the 60° V. pattern with 0.01 in. cut off the top ofthread and 0.01 in. left in the bottom of the 21/2-in., 3-in., and…
Mechanical engineering
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