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A567 Grade 4

America ASTM A567Grade4 在高温下高强度的铁基,钴基和镍基合金铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A567Grade4 / A567 Grade 4
Category Grade Standard Region/Area Standard Content
Metals A567 Grade 4 ASTM A567/A567M America 在高温下高强度的铁基,钴基和镍基合金铸件

Chemical composition(mass fraction)(wt.%) of the A567 Grade 4

Element Min Max Similar
W 2.7500 5.2500 -
V 0.2000 0.4000 -
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Ni - - -
Mo 16.0000 18.0000 -
Mn - 1.0000 -
Fe 4.5000 7.5000 -
Cr 15.5000 17.5000 -
Co - 2.5000 -
C - 0.1200 -

Mechanical Properties of steel grade A567 Grade 4

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)
365 (≥) 883 (≥) 14 11 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade A567 Grade 4

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
24 - -     0.12 -  
342 333 - 11.3 141   -  
814 - 11 23.2   411 242

Heat Treatment of steel grade A567 Grade 4

Heat treated : 1227°C - 1938°C

Technological Curves of steel grade A567 Grade 4

Cross Reference Table (Equivalent Grade) of A567 Grade 4

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