This Standard covers ratings, dimensions, tolerances,marking, and material requirements for forged fittings,both socket-welding and threaded, as illustrated in Tables 1 through 6 and Tables I-1 through I-6, inclusive.

This Standard covers ratings, dimensions, tolerances,marking, and material requirements for forged fittings,both socket-welding and threaded, as illustrated in Tables 1 through 6 and Tables I-1 through I-6, inclusive.