United States · UNS
F43021
-- — -
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 2.7 | 3.1 | ||
| Cr | 0.5 | |||
| Mn | 1.9 | 2.5 | ||
| Ni | 20 | 23 | ||
| P | 0.15 | |||
| Si | 2 | 3 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| Condition not stated | ≥172 | ≥345 |