Finland · SFS
T89 5 Mn2NiMo
SFS EN ISO 18276:2005 — SFS EN ISO 18276
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.03 | 0.1 | ||
| Cr | 0.2 | |||
| Mn | 1.4 | 2 | ||
| Mo | 0.3 | 0.7 | ||
| Ni | 1.8 | 2.6 | ||
| P | 0.02 | |||
| S | 0.02 | |||
| Si | 0.9 | |||
| V | 0.05 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| electrodes, welded condition | ≥890 | 940–1180 | ≥15 | ≥47 -50°C |
High/low temperature
| Condition | Temperature ℃ | min |
|---|---|---|
| electrodes as-welded | -50 | 47 |