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SUS 420J2-CSP

Japan JIS SUS420J2-CSP 冷轧不锈钢弹簧钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SUS420J2-CSP / SUS 420J2-CSP
Category Grade Standard Region/Area Standard Content
Metals SUS 420J2-CSP JIS G4313 Japan 冷轧不锈钢弹簧钢带

Chemical composition(mass fraction)(wt.%) of the SUS 420J2-CSP

Element Min Max Similar

Mechanical Properties of steel grade SUS 420J2-CSP

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)
165 (≥) 144 (≥) 44 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade SUS 420J2-CSP

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
31 - -     0.32 -  
177 424 - 13.3 443   -  
639 - 31 12.2   232 313

Heat Treatment of steel grade SUS 420J2-CSP

Heat treated : 1534°C - 1368°C

Technological Curves of steel grade SUS 420J2-CSP

Cross Reference Table (Equivalent Grade) of SUS 420J2-CSP

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