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SA-285 Grade A

America ASME SA-285GradeA 压力容器用中、低强度碳素钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-285GradeA / SA-285 Grade A
Category Grade Standard Region/Area Standard Content
Metals SA-285 Grade A ASME SA-285/SA-285M America 压力容器用中、低强度碳素钢板

Chemical composition(mass fraction)(wt.%) of the SA-285 Grade A

Element Min Max Similar
S - 0.0250 -
P - 0.0250 -
Mn - 0.9000 -
C - 0.1700 -

Mechanical Properties of steel grade SA-285 Grade 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)
283 (≥) 373 (≥) 22 32 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade SA-285 Grade 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
34 - -     0.31 -  
737 911 - 11.3 132   -  
571 - 34 24.2   444 413

Heat Treatment of steel grade SA-285 Grade A

Heat treated : 1573°C - 1114°C

Technological Curves of steel grade SA-285 Grade A

Cross Reference Table (Equivalent Grade) of SA-285 Grade A

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