This Standurd covers ratings, dimensions, tolenances,marking and material requirements for forged fitings,s both socket-welding and threaded, as ilustrated in Tables 4 through 7 and Il through I4, inclusive.

This Standurd covers ratings, dimensions, tolenances,marking and material requirements for forged fitings,s both socket-welding and threaded, as ilustrated in Tables 4 through 7 and Il through I4, inclusive.