USA AISI S31803 Specialsteel Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Nitrogen Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | S31803 | Duplex steel | AISI | USA | Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Nitrogen Stainless Steel |
C | Mn | Si | P | S | Cr | Ni | Mo | N |
---|---|---|---|---|---|---|---|---|
≤0.03 | ≤2.00 | ≤1.00 | ≤0.03 | ≤0.02 | 21.00 -23.00 | 4.50 -6.50 | 2.50 -3.50 | 0.08 -0.20 |
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) |
---|---|---|---|---|---|---|
497 (≥) | 187 (≥) | 41 | 21 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 |
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 |
---|---|---|---|---|---|---|---|
21 | - | - | 0.23 | - | |||
133 | 884 | - | 12.3 | 332 | - | ||
353 | - | 31 | 32.2 | 444 | 421 |
Heat treated : 1644°C - 1326°C
Grade | Standard | Country | Application |
---|---|---|---|
2205 | |||
S32205 | |||
2205(C) | |||
S32205 | |||
2205 | |||
2205(S31803) | |||
2205 | |||
S31803 | |||
S31803 | |||
S31803 |
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