| Martensitic Stainless Steel |
| Cast Alloy Designation | CA40 | | UNS Number | J91153 |
| | Comparable Wrought Alloy | 420 | | Applicable ASTM Spec | A743 |
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| Chemical Composition |
| C | 0.20 - 0.40 | | Mn | 1 | | Si | 1.5 | | P | 0.04 | | S | 0.04 | | Cr | 11.5 -14.0 |
| | Ni | 1 | | Mo | 0.5 | | Fe | --- | | Cu | --- | | Other | --- |
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| Mechanical Properties |
| Tensile (ksi) | 100 | | Yield (ksi) | 70 | | Elongation (%) | 15 |
| | Reduction of area (%) | 25 | | Hardness (Brinell) | --- |
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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 |
