United States · SAE
10B09
SAE J 403:2009 — Chemical Compositions of SAE Carbon Steels
Chemical composition
wt% · log scale- min – max range
- typical value
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| B | 0.0005 | 0.003 | ||
| C | 0.15 | |||
| Cr | 0.15 | For option A; For option B: Cr max.=0.2%; For option C: Cr max.=0.3% | ||
| Cu | 0.2 | When required; For option A: Cu max. =0.20%; For option B: Cu max.=0.35%; For option C: Cu max.=0.40% | ||
| Mn | 0.6 | |||
| Mo | 0.06 | For option A; For option B: Mo max.=0.06%; For option C: Mo max.=0.12% | ||
| Ni | 0.2 | For option A; For option B: Ni max.=0.25%; For option C: Ni max.=0.40% | ||
| P | 0.03 | For Flat Rolled products Pmax.=0.03% and for Long products Pmax.=0.04% | ||
| S | 0.05 | For Flat Rolled products Smax.=0.035% and for Long products Smax.=0.05% |