EN 10137-2 Grade S890Q quenched and tempered (+QT)
EN 10137-2 Grade S890Q quenched and tempered (+QT) introduction
S890Q is a tempered and weldable fine grained steel.
yield point: >890 N/mm²
application: welded steel constructions of various types, e.g. bridges and load-carrying constructions as well as transport vehicles, lifting and earthmoving machines.
application limits: at -20°C is warranted a notch impact energy of 30 J (longitudinal test specimen)
cold formability: for nominal size
Equivalent material: DIN S890Q, ISO S890QD, DIN StE890V, DIN 1.8940, EN 1.8940
EN 10137-2 Grade S890Q quenched and tempered (+QT) general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 g/cm³ |
Typical for Steel |
EN 10137-2 Grade S890Q quenched and tempered (+QT) chemical
| Property |
Value |
| Boron |
Boron of 5E-3 % |
| Carbon |
Carbon of 0.2 % |
| Chromium |
Chromium of 1.5 % |
| Copper |
Copper of 0.5 % |
| Manganese |
Manganese of 1.7 % |
| Molybdenum |
Molybdenum of 0.7 % |
| Nickel |
Nickel of 2 % |
| Niobium |
Niobium of 0.06 % |
| Nitrogen |
Nitrogen of 0.02 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.8 % |
| Sulfur |
Sulfur of 0.015 % |
| Titanium |
Titanium of 0.05 % |
| Vanadium |
Vanadium of 0.12 % |
| Zirconium |
Zirconium of 0.15 % |
EN 10137-2 Grade S890Q quenched and tempered (+QT) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 190 - 210 GPa |
Typical for Steel |
| Elongation |
20.0 °C |
Elongation of 11 % |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 880 - 1100 MPa |
- |
| Yield strength |
20.0 °C |
Yield strength of 830 - 890 MPa |
- |
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