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EN-JM1020

EU EN EN-JM1020 铸造 - 玛钢铸铁 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: EN-JM1020 / EN-JM1020
Category Grade Standard Region/Area Standard Content
Metals EN-JM1020 EN 1562 EU 铸造 - 玛钢铸铁

Chemical composition(mass fraction)(wt.%) of the EN-JM1020

Element Min Max Similar

Mechanical Properties of steel grade EN-JM1020

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)
744 (≥) 379 (≥) 21 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade EN-JM1020

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
32 - -     0.13 -  
794 866 - 44.3 311   -  
969 - 42 12.2   423 412

Heat Treatment of steel grade EN-JM1020

Heat treated : 1924°C - 1321°C

Technological Curves of steel grade EN-JM1020

Cross Reference Table (Equivalent Grade) of EN-JM1020

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