S690QL
EN S690QL / 1.8928
Quenched and tempered structural steel with 690 MPa minimum yield. Allows dramatic weight reduction in load bearing structures against conventional S355.
- Halves structural weight against S355
- Guaranteed -40 C impact toughness
- Good cold formability for the strength class
Available forms & sizes
| Form | Size range |
|---|---|
| Plates | 4 - 150 mm thk, up to 3500 mm wide |
Chemical composition (%)
| Element | Min | Max |
|---|---|---|
| C | - | 0.20 |
| Mn | - | 1.70 |
| Cr | - | 1.50 |
| Ni | - | 2.00 |
Mechanical properties
| Property | Value | Unit |
|---|---|---|
| Yield Strength | 690 min | MPa |
| Tensile Strength | 770 - 940 | MPa |
| Elongation | 14 min | % |
| Impact Energy at -40 C | 30 | J |
Physical properties
| Property | Value | Unit |
|---|---|---|
| Density | 7.85 | g/cm3 |
Typical applications
Mobile crane booms
Heavy trailer chassis
Lifting equipment
Offshore structural members
Other grades in High Strength Steel
S960QL
EN S960QL / 1.8933
Ultra high strength quenched and tempered plate for the most weight-critical lifting and mobile equipment structures.
1 forms available
S1100QL
EN S1100QL
The highest yield strength structural plate in commercial supply, used where every kilogram of structural weight carries a payload penalty.
1 forms available