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America ASTM A617420 对车轴钢变形和普通钢筋混凝土配筋的标准规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A617420 / A617 420
Category Grade Standard Region/Area Standard Content
Metals A617 420 ASTM A617/A617M America 对车轴钢变形和普通钢筋混凝土配筋的标准规范

Chemical composition(mass fraction)(wt.%) of the A617 420

Element Min Max Similar

Mechanical Properties of steel grade A617 420

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)
831 (≥) 459 (≥) 23 34 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade A617 420

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
33 - -     0.34 -  
855 395 - 43.3 333   -  
211 - 41 13.2   421 233

Heat Treatment of steel grade A617 420

Heat treated : 1123°C - 1324°C

Technological Curves of steel grade A617 420

Cross Reference Table (Equivalent Grade) of A617 420

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