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Description

USA AISI S31640 Specialsteel Austenitic Chromium Nickel Molybdenum Stainless Steel (Columbium Stabilized) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S31640
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S31640 Austenite AISI USA Austenitic Chromium Nickel Molybdenum Stainless Steel (Columbium Stabilized)

Chemical composition(mass fraction)(wt.%) of the S31640

C Si Mn P S Cr Ni Mo N Carbon equivalent
≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.03 16.0 -18.0 10.0 -14.0 2.00 -3.00 ≤0.10 ≤10xC≤b≤1.10

Mechanical Properties of steel grade S31640

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)
774 (≥) 391 (≥) 31 31 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade S31640

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 - -     0.12 -  
653 274 - 22.3 244   -  
551 - 34 42.2   222 423

Heat Treatment of steel grade S31640

Heat treated : 1454°C - 1794°C

Technological Curves of steel grade S31640

Cross Reference Table (Equivalent Grade) of S31640

Grade Standard Country Application
316Cb
316Cb
S31640
S31640

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