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P 355 ML 2

France AFNOR NF P355ML2 压力平板钢产品-第5部分:可焊接细晶钢,热机械轧制 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P355ML2 / P 355 ML 2
Category Grade Standard Region/Area Standard Content
Metals P 355 ML 2 NF EN 10028-5 France 压力平板钢产品-第5部分:可焊接细晶钢,热机械轧制

Chemical composition(mass fraction)(wt.%) of the P 355 ML 2

Element Min Max Similar

Mechanical Properties of steel grade P 355 ML 2

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)
114 (≥) 676 (≥) 44 23 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade P 355 ML 2

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 - -     0.42 -  
585 233 - 11.3 112   -  
828 - 22 14.2   222 432

Heat Treatment of steel grade P 355 ML 2

Heat treated : 1879°C - 1978°C

Technological Curves of steel grade P 355 ML 2

Cross Reference Table (Equivalent Grade) of P 355 ML 2

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