This standard specifies the requirements for order contents, sizes, materials, manufacturing, inspection, test, marking and the like of forged branch outlet fittings of socket-welding, threaded and buttwelding types.
This standard is applicable to forged branch outlet fittings of socket-welding, threaded and buttwelding types that are used in industrial piping system and are made of metallic materials.
2 Normative References
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies. For undated references, the latest edition (including all the amendments) of the normative document applies.
