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A487 Grade CA15 Class A

America ASTM A487GradeCA15ClassA 受压钢铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals A487 Grade CA15 Class A ASTM A487/A487M America 受压钢铸件

Chemical composition(mass fraction)(wt.%) of the A487 Grade CA15 Class A

Element Min Max Similar
C - 0.1500 -
Mn - 1.0000 -
P - 0.0350 -
S - 0.0350 -
Si - 1.5000 -
Ni - 1.0000 -
Cr 11.5000 14.0000 -
Mo - 0.5000 -
Cu - 0.5000 -
V - 0.0500 -
W - 0.1000 -
Others total - 0.5000 -

Mechanical Properties of steel grade A487 Grade CA15 Class A

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)
623 (≥) 213 (≥) 33 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade A487 Grade CA15 Class A

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 -  
871 235 - 32.3 442   -  
543 - 33 42.2   322 113

Heat Treatment of steel grade A487 Grade CA15 Class A

Heat treated : 1192°C - 1998°C

Technological Curves of steel grade A487 Grade CA15 Class A

Cross Reference Table (Equivalent Grade) of A487 Grade CA15 Class A

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