Grades
S235JR
Structural steel · EN 1.0038
Formerly St 37. The default construction steel: easy to weld, widely available.
No corrosion protection; needs paint or galvanising.
Chemical composition
| Element | % |
|---|---|
| C | max 0,17 |
| Si | — |
| Mn | max 1,40 |
| P | max 0,035 |
| S | max 0,035 |
Mechanical properties
| Property | Value |
|---|---|
| Rp0,2 (MPa) | min 235 |
| Rm (MPa) | 360 – 510 |
| A (%) | min 26 |
| HB | — |
| Density (g/cm³) | 7,85 |
| Magnetic | Yes |
Values are published EN 10088 ranges. The real figure for an order is on that heat certificate.