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China 马钢MTS S220GD+Z 马钢家电用钢技术标准:可作结构件,耐蚀性,加工性能良好的结构用热浸镀锌产品 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S220GD+Z / S220GD+Z
Category Grade Standard Region/Area Standard Content
Metals S220GD+Z MTS 73009 China 马钢家电用钢技术标准:可作结构件,耐蚀性,加工性能良好的结构用热浸镀锌产品

Chemical composition(mass fraction)(wt.%) of the S220GD+Z

Element Min Max Similar

Mechanical Properties of steel grade S220GD+Z

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)
346 (≥) 869 (≥) 21 11 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade S220GD+Z

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
22 - -     0.42 -  
544 692 - 23.3 232   -  
779 - 43 42.2   233 421

Heat Treatment of steel grade S220GD+Z

Heat treated : 1488°C - 1319°C

Technological Curves of steel grade S220GD+Z

Cross Reference Table (Equivalent Grade) of S220GD+Z

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