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SA-193 Grade B8RA Class 1C

America ASME SA-193GradeB8RAClass1C 高温用合金钢和不锈钢螺栓材料 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals SA-193 Grade B8RA Class 1C ASME SA-193/SA-193M America 高温用合金钢和不锈钢螺栓材料

Chemical composition(mass fraction)(wt.%) of the SA-193 Grade B8RA Class 1C

Element Min Max Similar

Mechanical Properties of steel grade SA-193 Grade B8RA Class 1C

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)
513 (≥) 126 (≥) 13 33 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade SA-193 Grade B8RA Class 1C

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 - -     0.43 -  
735 477 - 33.3 243   -  
976 - 14 31.2   433 241

Heat Treatment of steel grade SA-193 Grade B8RA Class 1C

Heat treated : 1123°C - 1975°C

Technological Curves of steel grade SA-193 Grade B8RA Class 1C

Cross Reference Table (Equivalent Grade) of SA-193 Grade B8RA Class 1C

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