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S 690 G 3 QL

EU EN S690G3QL 高屈服强度结构钢制板材和宽扁钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S690G3QL / S 690 G 3 QL
Category Grade Standard Region/Area Standard Content
Metals S 690 G 3 QL -- EU 高屈服强度结构钢制板材和宽扁钢

Chemical composition(mass fraction)(wt.%) of the S 690 G 3 QL

Element Min Max Similar

Mechanical Properties of steel grade S 690 G 3 QL

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)
369 (≥) 289 (≥) 34 14 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade S 690 G 3 QL

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
23 - -     0.34 -  
637 633 - 43.3 423   -  
869 - 13 42.2   121 144

Heat Treatment of steel grade S 690 G 3 QL

Heat treated : 1977°C - 1356°C

Technological Curves of steel grade S 690 G 3 QL

Cross Reference Table (Equivalent Grade) of S 690 G 3 QL

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