Spain · UNE
05
UNE EN 20898-2
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.58 | |||
| Mn | 0.3 | |||
| P | 0.048 | |||
| S | 0.058 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| fasteners; t ≤ 39mm, quenched and tempered | HV 272–353 |