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SA-312 S31050

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America ASME SA-312S31050 Specification for Seamless and Welded Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-312S31050 / SA-312 S31050
Category Grade Standard Region/Area Standard Content
Metals SA-312 S31050 ASME SA-312/SA-312M America Specification for Seamless and Welded Austenitic Stainless Steel Pipes

Chemical composition(mass fraction)(wt.%) of the SA-312 S31050

Element Min Max Similar
Si - 0.8000 -
S - 0.0100 -
P - 0.0300 -
Ni 17.5000 18.5000 -
N 0.1800 0.2200 -
Mo 6.0000 6.5000 -
Mn - 1.0000 -
Cu 0.5000 1.0000 -
Cr 19.5000 20.5000 -
C - 0.0200 -

Mechanical Properties of steel grade SA-312 S31050

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)
148 (≥) 936 (≥) 32 44 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade SA-312 S31050

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
13 - -     0.32 -  
272 929 - 21.3 114   -  
639 - 32 31.2   434 423

Heat Treatment of steel grade SA-312 S31050

Heat treated : 1416°C - 1726°C

Technological Curves of steel grade SA-312 S31050

Cross Reference Table (Equivalent Grade) of SA-312 S31050

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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