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A278 Class 35

America ASTM A278Class35 适用于650F容压部件用灰铸铁件的技术规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A278Class35 / A278 Class 35
Category Grade Standard Region/Area Standard Content
Metals A278 Class 35 ASTM A278/A278M America 适用于650F容压部件用灰铸铁件的技术规范

Chemical composition(mass fraction)(wt.%) of the A278 Class 35

Element Min Max Similar

Mechanical Properties of steel grade A278 Class 35

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)
997 (≥) 812 (≥) 34 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade A278 Class 35

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
11 - -     0.32 -  
487 588 - 32.3 421   -  
559 - 33 32.2   432 113

Heat Treatment of steel grade A278 Class 35

Heat treated : 1421°C - 1689°C

Technological Curves of steel grade A278 Class 35

Cross Reference Table (Equivalent Grade) of A278 Class 35

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