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America UNS S63021 阀钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S63021 / S63021
Category Grade Standard Region/Area Standard Content
Metals S63021 -- America 阀钢

Chemical composition(mass fraction)(wt.%) of the S63021

Element Min Max Similar

Mechanical Properties of steel grade S63021

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)
517 (≥) 533 (≥) 24 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade S63021

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 - -     0.14 -  
161 978 - 11.3 141   -  
282 - 34 11.2   124 324

Heat Treatment of steel grade S63021

Heat treated : 1733°C - 1758°C

Technological Curves of steel grade S63021

Cross Reference Table (Equivalent Grade) of S63021

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