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SA-691 CMSH-80

America ASME SA-691CMSH-80 高温高压用碳素钢和合金钢电熔化焊钢公称管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-691CMSH-80 / SA-691 CMSH-80
Category Grade Standard Region/Area Standard Content
Metals SA-691 CMSH-80 ASME SA-691 America 高温高压用碳素钢和合金钢电熔化焊钢公称管

Chemical composition(mass fraction)(wt.%) of the SA-691 CMSH-80

Element Min Max Similar
Si 0.1300 0.5500 -
S - 0.0350 -
P - 0.0350 -
Ni - 0.2800 -
Mo - 0.0900 -
Mn 0.6400 1.4600 -
Cu - 0.3800 -
Cr - 0.2900 -
CEV - - -
C - 0.2400 -

Mechanical Properties of steel grade SA-691 CMSH-80

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)
388 (≥) 414 (≥) 43 43 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade SA-691 CMSH-80

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 - -     0.22 -  
936 856 - 34.3 324   -  
553 - 34 32.2   312 124

Heat Treatment of steel grade SA-691 CMSH-80

Heat treated : 1461°C - 1436°C

Technological Curves of steel grade SA-691 CMSH-80

Cross Reference Table (Equivalent Grade) of SA-691 CMSH-80

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