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SA-731 18Cr-2Mo

Favorite Datasheet

America ASME SA-73118Cr-2Mo 无缝及焊接铁素体和马氏体不锈钢公称管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-73118Cr-2Mo / SA-731 18Cr-2Mo
Category Grade Standard Region/Area Standard Content
Metals SA-731 18Cr-2Mo ASME SA-731/SA-731M America 无缝及焊接铁素体和马氏体不锈钢公称管

Chemical composition(mass fraction)(wt.%) of the SA-731 18Cr-2Mo

Element Min Max Similar

Mechanical Properties of steel grade SA-731 18Cr-2Mo

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)
787 (≥) 915 (≥) 44 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade SA-731 18Cr-2Mo

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 - -     0.31 -  
648 528 - 13.3 313   -  
527 - 12 42.2   413 311

Heat Treatment of steel grade SA-731 18Cr-2Mo

Heat treated : 1627°C - 1722°C

Technological Curves of steel grade SA-731 18Cr-2Mo

Cross Reference Table (Equivalent Grade) of SA-731 18Cr-2Mo

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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