The detailed thread prints for American National Standard taper pipe threads are the same as Unified threads except that the major and minor diameters taper at a rate of .0625 inches per inch.

Question

Quizplus · Accepted Answer

This statement is correct. American National Standard taper pipe threads have the same detailed thread prints as Unified threads, but their major and minor diameters taper at a rate of .0625 inches per inch.

The Detailed Thread Prints for American National Standard Taper Pipe