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Germany SEW S890QL1 High tenacity quenched and tempered fine grain steel. Part 2: Technical delivery conditions for tube and hollow sections and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S890QL1 / S890QL1
Category Grade Standard Region/Area Standard Content
Metals S890QL1 SEW 090-2 Germany High tenacity quenched and tempered fine grain steel. Part 2: Technical delivery conditions for tube and hollow sections

Chemical composition(mass fraction)(wt.%) of the S890QL1

Element Min Max Similar

Mechanical Properties of steel grade S890QL1

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
817 (≥) 169 (≥) 33 12 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade S890QL1

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
44 - -     0.41 -  
953 351 - 44.3 441   -  
551 - 21 14.2   121 313

Heat Treatment of steel grade S890QL1

Heat treated : 1627°C - 1974°C

Technological Curves of steel grade S890QL1

Cross Reference Table (Equivalent Grade) of S890QL1

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