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Description

S31266 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: S31266
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy S31266
S31009
310H
S31040
310Cb
S31041
310HCb
S31050
310MoLN
S31060
S31254

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

C
Si
Mn
P
S
Cr Ni
0.03 1 2-4 0.035 0.02 23-25 21-24
Mo Al Cu Nb Ti W Ce
5.2-6.2         1.5-2.5  
N Co Pb B Other    
0.35-0.6 1-2.5          
             

Mechanical Properties of steel grade 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)
843 (≥) 455 (≥) 24 43 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade 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
14 - -     0.11 -  
866 928 - 12.3 334   -  
742 - 34 34.2   144 122

Heat Treatment of steel grade S31266

Heat treated : 1554°C - 1977°C

Technological Curves of steel grade S31266


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