1.1 This specification covers wrought stainless steel fittings for pressure piping applications. 1.2 Several grades of austenitic stainless steel alloys are included in this specification Grades are designated with a pre This specification covers the standard for wrought austenitic stainless steel fittings for pressure piping applications. The material for fittings shall consist of forgings, bars, plates, or seamless or welded tubular products. Forging or shaping opera