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Description

China GBT S31668 Stainless steel bars and S31668 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: S31668
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy S31668 GBT China Stainless steel bars
S30510
06Cr23Ni13
S30908
06Cr25Ni20
S31008
06Cr17Ni12Mo2
S31608
022Cr17Ni12Mo2
S31603
06Cr17Ni12Mo2Ti

Chemical composition(mass fraction)(wt.%) of the S31668

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) Ti(%)
0.08 1.0 2.0 0.045 0.03 16.0-18.0 10.0-14.0 2.0-3.0 ≥5C

Mechanical Properties of steel grade S31668

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)
475 (≥) 596 (≥) 24 12 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade S31668

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
41 - -     0.12 -  
662 932 - 41.3 112   -  
973 - 23 23.2   142 321

Heat Treatment of steel grade S31668

Heat treated : 1511°C - 1339°C

Technological Curves of steel grade S31668

Cross Reference Table (Equivalent Grade) of S31668

Grade Standard Country Application
S31668 GBT China Stainless steel bars

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