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ASME B16.39

2014 Edition, October 15, 2014

Complete Document

Malleable Iron Threaded Pipe Unions Classes 150, 250, and 300

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Product Details:

  • Revision: 2014 Edition, October 15, 2014
  • Published Date: October 15, 2014
  • Status: Active, Most Current
  • Document Language: English
  • Published By: ASME International (ASME)
  • Page Count: 28
  • ANSI Approved: Yes
  • DoD Adopted: Yes

Description / Abstract:


This Standard covers threaded malleable iron unions, Classes 150, 250, and 300. It also contains provisions for using steel for NPS 18 unions. This Standard includes

(a) design

(b) pressure–temperature ratings

(c) size

(d) marking

(e) materials

(f) joints and seats

(g) threads

(h) hydrostatic strength

(i) tensile strength

(j) air pressure test

(k) sampling

(l) coatings

(m) dimensions

Mandatory Appendix I provides tables in U.S. Customary units.