Grade | 1.2378, X220CrVMo12-2 |
Standard | ASTM A681 |
Surface | Black; Peeled; Polished; Machined; Grinded; Turned; Milled |
Raw Materail | POSCO, Baosteel, TISCO, Saky Steel, Outokumpu |
Mat. No. | DIN |
1.2378 | X220CrVMo12-2 |
C | Si | Mn | P | S | Cr | Mo | V |
2.15-2.30 | 0.15-0.30 | 0.25-0.40 | 0.035 | 0.035 | 12.0-13.0 | 0.80-1.00 | 2.00-2.30 |
Proof strength Rp0.2 (MPa) | Tensile strength Rm (MPa) | Impact energy KV (J) | Elongation at fracture A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
933 (≥) | 238 (≥) | 12 | 43 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 122 |