Austenitic steel castings
ASTM A351 CF3M — chemistry & properties
ASTM A351 CF3M (Austenitic steel castings, UNS J92800): chemical composition and mechanical properties. Cast equivalent of 316L — welded valve bodies
Chemical composition (wt %)
| C | ≤ 0.03 |
| Mn | ≤ 1.5 |
| P | ≤ 0.04 |
| S | ≤ 0.04 |
| Si | ≤ 1.5 |
| Cr | 17 – 21 |
| Ni | 9 – 13 |
| Mo | 2 – 3 |
Mechanical properties
| Tensile strength, min | 485 MPa |
| Yield strength, min | 205 MPa |
| Elongation, min | 30 % |
| Hardness | Not specified |