Density: 7.805 g/cm³
Electrical Resistivity: 0.85 x10^-6 Ω .m
Elongation A50 mm: 25 Min %
Hardness Brinell: 270 Max HB
Modulus of Elasticity: 200 GPa
Tensile Strength: 650 - 880 MPa
Thermal Conductivity: 19.0 W/m.K
Thermal Expansion: 13.7 x10^-6 /K
Proof Stress: 450 Min MPa
Chemical Composition
Specification values in %, according to ASTM A276
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
2205（S31803） | ≤ 0.03 | ≤ 2.0 | ≤ 1.0 | ≤ 0.030 | ≤ 0.020 | 21.0-23.0 | 2.5-3.5 | 4.5-6.5 | 0.08-0.20 |
2205（S32205） | ≤ 0.03 | ≤ 2.0 | ≤ 1.0 | ≤ 0.030 | ≤ 0.020 | 21.0-23.0 | 3.0-3.5 | 4.5-6.5 | 0.14-0.20 |
2205 complies with grade S31803 as well as grade S32205.
