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Germany DIN S355MH 冷成型焊接结构空心型材的非合金和细晶粒钢 - 第1部分:交货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S355MH / S 355 MH
Category Grade Standard Region/Area Standard Content
Metals S 355 MH DIN EN 10219-1 Germany 冷成型焊接结构空心型材的非合金和细晶粒钢 - 第1部分:交货技术条件

Chemical composition(mass fraction)(wt.%) of the S 355 MH

Element Min Max Similar

Mechanical Properties of steel grade S 355 MH

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)
935 (≥) 836 (≥) 31 31 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade S 355 MH

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 - -     0.43 -  
238 824 - 21.3 221   -  
521 - 41 11.2   343 411

Heat Treatment of steel grade S 355 MH

Heat treated : 1579°C - 1369°C

Technological Curves of steel grade S 355 MH

Cross Reference Table (Equivalent Grade) of S 355 MH

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