Composition chimique des matières
C | 0.40 TO 0.50% | 0.475 TO 0.575% |
Si | 3.00 TO 3.50% | 0.25% MAX |
Cr | 7.50 TO 9.50% | 20.00 TO 22.00% |
Ni | 0.50% MAX | 3.25 TO 4.50% |
Mn | 0.30 TO 0.60% | 8.00 TO 10.00% |
S | 0.03% MAX | 0.04 TO 0.09% |
P | 0.04% MAX | 0.03% MAX |