United Kingdom · Lloyds
LR 2.25Ni
-- — -
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.25 | |||
| Cr | 0.25 | |||
| Cu | 0.3 | |||
| Mn | 0.5 | 0.8 | ||
| Mo | 0.15 | |||
| Ni | 2 | 3 | ||
| P | 0.03 | |||
| S | 0.025 | |||
| Si | 0.6 | |||
| V | 0.03 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| castings, Heat treated | ≥275 | 490–640 | ≥2 | ≥34 Charpy V Notch (-70°C) |
High/low temperature
| Condition | Temperature ℃ | min | Remarks |
|---|---|---|---|
| castings Heat treated | -70 | 34 | Charpy V Notch |