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EU EN 1.8858 可焊高强度低合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.8858 / 1.8858
Category Grade Standard Region/Area Standard Content
Metals 1.8858 -- EU 可焊高强度低合金钢

Chemical composition(mass fraction)(wt.%) of the 1.8858

Element Min Max Similar

Mechanical Properties of steel grade 1.8858

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)
837 (≥) 594 (≥) 41 42 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade 1.8858

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
42 - -     0.21 -  
646 848 - 14.3 112   -  
559 - 41 23.2   344 334

Heat Treatment of steel grade 1.8858

Heat treated : 1137°C - 1377°C

Technological Curves of steel grade 1.8858

Cross Reference Table (Equivalent Grade) of 1.8858

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