ASTM A312 /A312M ASME SA312 Covers seamless, straight-seam welded, and heavily cold worked welded austenitic stainless-steel pipe intended for high-temperature and general corrosive service. ASTM A312 /A312M ASME SA312 Grades TP304, TP304L, TP304H, TP309S, TP309H, TP310S, TP310H,
: Designation: A312/A312M − 17 Used in USDOE-NE standardsStandard Specif i cation forSeamless, Welded, and Heavily Cold Worked AusteniticStainless Steel Pipes 1This standard is issued under the f i xed designation A312/A312M; the number immediately following the designation indicates the yearof …
Pipe having other dimensions is permitted to be ordered and furnished provided such pipe complies with all other requirements of this specification. 1.5 Grades TP321 and TP321H have lower strength requirements for pipe manufactured by the seamless process in nominal wall thicknesses greater than ³/ 8 in. [9.5 mm].