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Grade 280-520W

India IS Grade280-520W 一般工程用铸造碳钢件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Grade280-520W / Grade 280-520W
Category Grade Standard Region/Area Standard Content
Metals Grade 280-520W IS 1030 India 一般工程用铸造碳钢件

Chemical composition(mass fraction)(wt.%) of the Grade 280-520W

Element Min Max Similar

Mechanical Properties of steel grade Grade 280-520W

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)
197 (≥) 281 (≥) 24 24 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade Grade 280-520W

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
22 - -     0.33 -  
914 315 - 12.3 442   -  
291 - 21 23.2   341 421

Heat Treatment of steel grade Grade 280-520W

Heat treated : 1123°C - 1751°C

Technological Curves of steel grade Grade 280-520W

Cross Reference Table (Equivalent Grade) of Grade 280-520W

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