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Product grade may be anyone of the following chemical compositions (Percentage).
| GRADE | c | Mn | Si | S MAX |
P MAX |
Cr | V | Other Elements |
| EN9 | .50-.80 | .05-.35 | .055 | .055 | - | - | - | |
| EN8 | .35-.45 | .70-.90 | .05-.35 | .055 | .055 | - | - | - |
| EN8D | .40-.45 | .70-.90 | .05-.35 | .055 | .055 | - | - | - |
| C-38 | .35-.42 | .60-.90 | .05-.35 | .055 | .055 | - | - | - |
| EN45 | .50-.60 | .70-1.00 | 1.50-2.00 | .045 | .045 | - | - | - |
| EN45A | .55-.65 | .70-1.00 | 1.70-2.00 | .045 | .045 | - | - | - |
| EN47 | .45-.55 | .50-.80 | .10-.50 | .050 | .050 | .08- 1.20 | .15min | - |
| SUP9 | .50-.60 | .65-.95 | .15-.35 | .035 | .035 | .65 -.95 | - | - |
| SUP11 |
.55-.65 | .70-1.0 | .15-.35 | .035 | .035 | .70-1.00 | - | .0005B-min |
| 55Si7 | .50-.60 | .70-1.00 | 1.50-1.80 | .050 | .050 | - | - | - |
| 60Si7 | .55-.65 | .80-1.00 | 1.50-1.80 | .050 | .050 | - | - | - |
| 65Si7 |
.60-.68 | .70-1.0 | 1.50-1.80 | .050 | .050 | - | - | - |
| MS | .18-.25 | .40-.70 | .05-.35 | .055 | .055 | - | - | - |
| LC | .13-.18 | .50-.70 | .15 -.35 | .055 | .055 | - | - | - |
| 50CrV4 | .47-.55 | .70-1.10 | .15-.40 | .035 | .035 | .90-1.20 | .10-.20 | - |
| 31CrV3 | .28-.35 | .50-..70 | .15-.35 | .045 | .045 | .40-.70 | .07-0.12 | - |
| 20MnCr5 | .17-.22 | 1.10-1.40 | .15-.35 | .045 | .045 | 1.00-1.30 | - |
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| SAE8620 | .18-.23 |
.70-.90 | .20-.35 | .055 | .055 | .40-.60 | .15-.25Mo | .40-70Ni |
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Customer may have options for more grades.
