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SA-334 Grade 9

America ASME SA-334Grade9 低温用无缝和焊接的碳钢和合金钢管子 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-334Grade9 / SA-334 Grade 9
Category Grade Standard Region/Area Standard Content
Metals SA-334 Grade 9 ASME SA-334/SA-334M America 低温用无缝和焊接的碳钢和合金钢管子

Chemical composition(mass fraction)(wt.%) of the SA-334 Grade 9

Element Min Max Similar
S - 0.0250 -
P - 0.0250 -
Ni 1.6000 2.2400 -
Mn 0.4000 1.0600 -
Cu 0.7500 1.2500 -
C - 0.2000 -

Mechanical Properties of steel grade SA-334 Grade 9

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)
958 (≥) 153 (≥) 33 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade SA-334 Grade 9

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
24 - -     0.33 -  
359 826 - 42.3 113   -  
446 - 44 43.2   211 122

Heat Treatment of steel grade SA-334 Grade 9

Heat treated : 1956°C - 1892°C

Technological Curves of steel grade SA-334 Grade 9

Cross Reference Table (Equivalent Grade) of SA-334 Grade 9

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