A403/A403M Standard Specification for Wrought Austenitic …
Austenitic stainless steel castings are covered in Specifications A351/A351M, A743/A743M, and A744/A744M. AbstractThis 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.