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A 312 S31725

Description

USA SAE A 312/A 312M (2013), A 312 S31725 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 S31725
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 312 S31725 Austenite SAE USA Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

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

C Mn Si P S Cr Ni Mo N
≤0.03 ≤2.00 ≤1.00 ≤0.045 ≤0.03 18.00 -20.00 13.50 -17.50 4.00 -5.00 ≤0.10

Mechanical Properties of steel grade A 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)
828 (≥) 831 (≥) 33 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade A 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
34 - -     0.43 -  
794 271 - 13.3 444   -  
516 - 41 41.2   332 132

Heat Treatment of steel grade A 312 S31725

Heat treated : 1889°C - 1675°C

Technological Curves of steel grade A 312 S31725

Cross Reference Table (Equivalent Grade) of A 312 S31725

Grade Standard Country Application
S31725
S31725
S31725
S31725
S31725
S31725
S31725

Relevant standard of A 312 S31725

A 312/A 312M (2013) Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes A-312-A-312M-(2013).pdf

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