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SA-312 S31725

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SA-276 S31725 SA-358 S31725
#S31725

Description

USA AMS SA-312/SA-312M, SA-312 S31725 Specialsteel Specification for Seamless and Welded Austenitic Stainless Steel Pipes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-312 S31725
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-312 S31725 Austenite AMS USA Specification for Seamless and Welded Austenitic Stainless Steel Pipes

Chemical composition(mass fraction)(wt.%) of the SA-312 S31725

C Mn Si P S Cr Ni Mo Cu N
≤0.03 ≤2.00 ≤0.75 ≤0.045 ≤0.03 18.00 -20.00 13.50 -17.50 4.00 -5.00 ≤0.75 ≤0.10

Mechanical Properties of steel grade SA-312 S31725

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)
842 (≥) 368 (≥) 42 33 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade SA-312 S31725

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
43 - -     0.24 -  
414 797 - 41.3 224   -  
127 - 14 12.2   111 443

Heat Treatment of steel grade SA-312 S31725

Heat treated : 1949°C - 1517°C

Technological Curves of steel grade SA-312 S31725

Cross Reference Table (Equivalent Grade) of SA-312 S31725

Grade Standard Country Application
S31725
S31725
S31725
S31725
S31725
S31725
S31725

Relevant standard of SA-312 S31725

SA-312/SA-312M Specification for Seamless and Welded Austenitic Stainless Steel Pipes SA-312-SA-312M.pdf
SA-276 S31725 SA-358 S31725
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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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