| Martensitic Stainless Steel |
| Cast Alloy Designation | C12 | | UNS Number | J82090 |
| | Comparable Wrought Alloy | --- | | Applicable ASTM Spec | A217 |
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| Chemical Composition |
| C | 0.2 | | Mn | 0.35 - 0.65 | | Si | 1 | | P | 0.035 | | S | 0.035 | | Cr | 8.0 -10.0 |
| | Ni | --- | | Mo | 0.90 -1.20 | | Fe | --- | | Cu | --- | | Other | Cb 0.03 |
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| Mechanical Properties |
| Tensile (ksi) | 90 -115 | | Yield (ksi) | 60 | | Elongation (%) | 18 |
| | Reduction of area (%) | 35 | | Hardness (Brinell) | 220 |
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| Notes |
| All single values are maximums unless noted otherwise.
Brinell hardness values and ranges represent typicals for the grade. |
| More Info |
| Weldable | Yes but crack prone |
| Castability | Good |
| Processability | Medium |
