5" x 8" S/40 Black ERW Nipple material_Black Steel 4 Class 125 NPT threads

4 Class 125   NPT threads on fittings conform to ASME B1

This test is part of a constant program to maintain the highest quality fittings available

material:   Black Malleable Iron connection:   Threaded Thread Type:   One Male & One Female Features:   Meets or exceeds all applicable ASTM and ANSI standards   100% pressure tested before leaving the factory

The final casting produced by this detailed attention to quality is a close-grained

5" x 8" S/40 Black ERW Nipple material_Black Steel 4 Class 125 NPT threadsmaterial: Black Steel connection: Threaded Thread Type: Male Features: Meets or exceeds all applicable ASTM and ANSI standards Made in The U. S. A.