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SA-181 Class 70

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America ASME SA-181Class70 通用管道碳素钢锻件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-181Class70 / SA-181 Class 70
Category Grade Standard Region/Area Standard Content
Metals SA-181 Class 70 ASME SA-181/SA-181M America 通用管道碳素钢锻件

Chemical composition(mass fraction)(wt.%) of the SA-181 Class 70

Element Min Max Similar

Mechanical Properties of steel grade SA-181 Class 70

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)
815 (≥) 231 (≥) 22 34 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade SA-181 Class 70

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
12 - -     0.23 -  
249 243 - 13.3 332   -  
346 - 13 44.2   244 321

Heat Treatment of steel grade SA-181 Class 70

Heat treated : 1567°C - 1911°C

Technological Curves of steel grade SA-181 Class 70

Cross Reference Table (Equivalent Grade) of SA-181 Class 70

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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