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A 959 S31266

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A 358 S31266 314
#S31266

Description

USA SAE ASTM A 959, A 959 S31266 Specialsteel Specifying harmonized standard grade compositions for wrought stainless steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 959 S31266
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 959 S31266 Austenite SAE USA Specifying harmonized standard grade compositions for wrought stainless steels

Chemical composition(mass fraction)(wt.%) of the A 959 S31266

C Si Mn P S Cr Ni Mo Cu N W
≤0.030 ≤1.00 2.00 -4.00 ≤0.035 ≤0.02 23.0 -25.0 21.0 -24.0 5.00 -7.00 0.50 -3.00 0.35 -0.60 1.00 -3.00

Mechanical Properties of steel grade A 959 S31266

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)
754 (≥) 896 (≥) 24 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade A 959 S31266

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
22 - -     0.42 -  
872 112 - 42.3 442   -  
129 - 31 34.2   431 411

Heat Treatment of steel grade A 959 S31266

Heat treated : 1888°C - 1784°C

Technological Curves of steel grade A 959 S31266

Cross Reference Table (Equivalent Grade) of A 959 S31266

Grade Standard Country Application
S31266
S31266

Relevant standard of A 959 S31266

ASTM A 959 Specifying harmonized standard grade compositions for wrought stainless steels ASTM-A-959.pdf
A 358 S31266 314
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