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Description

S31803 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: S31803
Category Type Steel Grade Standard Country Application
Steel GradesStainless Steel S31803
N08810
N08811
904L
N08904
N08926
XM-26
S31100
S31200
S31260
S31500

Chemical composition(mass fraction)(wt.%) of the S31803

 

C
Si
Mn
P
S
Cr Ni
0.030   1.00 2.00  0.030  0.020  21.0-23.0  4.5-6.5 
Mo Al Cu Nb Ti V Ce
2.5-3.5             
N Co Pb B Other    
0.08-0.20             
             


.

Mechanical Properties of steel grade S31803

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)
227 (≥) 351 (≥) 44 44 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade S31803

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
13 - -     0.21 -  
345 415 - 23.3 243   -  
935 - 22 44.2   114 111

Heat Treatment of steel grade S31803

Heat treated : 1323°C - 1399°C

Technological Curves of steel grade S31803

Cross Reference Table (Equivalent Grade) of S31803

Grade Standard Country Application
S31803 UNS USA Dual-phase steel
S31803 UNS USA Dual-phase steel

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