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EN-JL2020

EU EN EN-JL2020 铸造 - 灰口铸铁 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: EN-JL2020 / EN-JL2020
Category Grade Standard Region/Area Standard Content
Metals EN-JL2020 EN 1561 EU 铸造 - 灰口铸铁

Chemical composition(mass fraction)(wt.%) of the EN-JL2020

Element Min Max Similar

Mechanical Properties of steel grade EN-JL2020

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)
576 (≥) 226 (≥) 32 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade EN-JL2020

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 - -     0.24 -  
656 758 - 11.3 344   -  
821 - 31 43.2   444 134

Heat Treatment of steel grade EN-JL2020

Heat treated : 1818°C - 1875°C

Technological Curves of steel grade EN-JL2020

Cross Reference Table (Equivalent Grade) of EN-JL2020

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