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A 312 S31050

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A 249 S31050 A 943 S31050
#310MoLN #S31050

Description

USA SAE A 312/A 312M (2012), A 312 S31050 Specialsteel Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 312 S31050
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 312 S31050 Austenite SAE USA Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

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

C Si Mn P S Cr Ni N
≤0.03 ≤0.50 ≤2.00 ≤0.03 ≤0.01 24.00 -26.00 21.0 -23.0 0.10 -0.16

Mechanical Properties of steel grade A 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)
233 (≥) 133 (≥) 31 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade A 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
24 - -     0.33 -  
971 337 - 14.3 344   -  
665 - 22 44.2   422 234

Heat Treatment of steel grade A 312 S31050

Heat treated : 1355°C - 1486°C

Technological Curves of steel grade A 312 S31050

Cross Reference Table (Equivalent Grade) of A 312 S31050

Grade Standard Country Application
310MoLN
TP310MoLN
S31050
S31050
S31050
S31050
S31050

Relevant standard of A 312 S31050

A 312/A 312M (2012) Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes A-312-A-312M--(2012).pdf
A 249 S31050 A 943 S31050
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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