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SA-178 Grade D

America ASME SA-178GradeD 电气电阻焊碳钢和碳锰钢锅炉和过热器管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-178GradeD / SA-178 Grade D
Category Grade Standard Region/Area Standard Content
Metals SA-178 Grade D ASME SA-178/SA-178M America 电气电阻焊碳钢和碳锰钢锅炉和过热器管

Chemical composition(mass fraction)(wt.%) of the SA-178 Grade D

Element Min Max Similar

Mechanical Properties of steel grade SA-178 Grade D

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)
316 (≥) 489 (≥) 21 13 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade SA-178 Grade D

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
23 - -     0.12 -  
344 622 - 33.3 124   -  
543 - 11 22.2   322 122

Heat Treatment of steel grade SA-178 Grade D

Heat treated : 1155°C - 1232°C

Technological Curves of steel grade SA-178 Grade D

Cross Reference Table (Equivalent Grade) of SA-178 Grade D

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