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S 220 GD + ZA

EU EN S220GD+ZA 连续热浸锌铝(ZA)涂层钢带和板材 - 交货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S220GD+ZA / S 220 GD + ZA
Category Grade Standard Region/Area Standard Content
Metals S 220 GD + ZA EN 10214 EU 连续热浸锌铝(ZA)涂层钢带和板材 - 交货技术条件

Chemical composition(mass fraction)(wt.%) of the S 220 GD + ZA

Element Min Max Similar

Mechanical Properties of steel grade S 220 GD + ZA

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)
798 (≥) 425 (≥) 23 31 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade S 220 GD + ZA

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
43 - -     0.34 -  
166 331 - 13.3 232   -  
194 - 12 22.2   124 343

Heat Treatment of steel grade S 220 GD + ZA

Heat treated : 1166°C - 1692°C

Technological Curves of steel grade S 220 GD + ZA

Cross Reference Table (Equivalent Grade) of S 220 GD + ZA

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