ASTM A312/A312M-16 pdf free.Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes. This specification2 covers seamless, straight-seam welded, and heavily cold worked welded austenitic stainless steel pipe intended for high-temperature and general corrosive service. 3. Terminology 3. I Definitions. 3. 1. I The definitions in Specification A999/A999M and Terminology A94I are applicable to this specification. 4....