Global · Enterprise standard
UDIMET D-979
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Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | 0.75 | 1.3 | ||
| B | 0.008 | 0.016 | ||
| C | 0.08 | |||
| Cr | 14 | 16 | ||
| Fe | Bal | Bal | ||
| Mn | 0.75 | |||
| Mo | 3 | 4.5 | ||
| Ni | 42 | 48 | ||
| Si | 0.75 | |||
| Ti | 2.7 | 3.3 | ||
| W | 3 | 4.5 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| forged , precipitation hardened | ≥1000 Approx. | ≥1400 Approx. |
Physical properties
20.0
| Elastic modulus | Mean thermal expansion | Thermal conductivity | Specific heat | Resistivity | Density | Poisson's ratio |
|---|---|---|---|---|---|---|
| 8.19 |