A312 TP321H
ASTM A 312 Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes Grade: TP321H UNS Designation: S32109 Chemical Requirements(%) C: 0.04-0.10 Mn: ≤2.00 P: ≤0.045 S: ≤0.030 Si: ≤1.00 Cr: 17.0-19.0 Ni: 9.0-12.0 Ti: 4×(C+N)-0.70 N: ≤0.10 Heat Treating Temperature Cold finished, ≥1100 °C Hot finished, ≥1050 °C Tensile Requirements For welded pipe, Tensile Strength,…