Chemical composition(mass fraction)(wt.%) of the 1.1191
C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni |
---|---|---|---|---|---|---|
0.42-0.50 | 0.40 | 0.50-0.80 | 0.030 | 0.035 | ||
Mo | Al | Cu | Nb | Ti | V | Ce |
N | Co | Pb | B | Other | ||
Cr+Ni+Mo ≤ 0.63 |
Yield Rp0.2(MPa) | Tensile Rm(MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
---|---|---|---|---|---|---|
157 (≥) | 339 (≥) | 23 | 33 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 124 |