EN 10088-1 Grade X6CrNiCuS18-9-2 solution annealed (+AT)

EN 10088-1 Grade X6CrNiCuS18-9-2 solution annealed (+AT) introduction

The austenitic steel X6CrNiCuS18-9-2 is used in solution annealed condition in the form of rods, wire rod and profiles. It is not resistant to intercrystalline corrosion.

Equivalent material: ISO X6CrNiCuS18-9-2, ISO AP27I, ISO 4570-303-31-I, ASTM A959UNSS30331, DIN 1.4570, AISI 303Cu+, SAE 303Cu+, JIS SUS303Cu, EN 1.4570, UNS S30331

EN 10088-1 Grade X6CrNiCuS18-9-2 solution annealed (+AT) general

Property Temperature Value
Density 20.0 °C Density of 7.9 g/cm³

EN 10088-1 Grade X6CrNiCuS18-9-2 solution annealed (+AT) thermal

Property Temperature Value Comment
Coefficient of thermal expansion 23.0 °C Coefficient of thermal expansion of 1.7E-5 - 1.9E-5 1/K Typical for Austenitic Stainless Steel
Melting point - Melting point of 1230 - 1480 °C Typical for Austenitic Stainless Steel
Specific heat capacity 23.0 °C Specific heat capacity of 440 J/(kg·K) Typical for Austenitic Stainless Steel
Thermal conductivity 23.0 °C Thermal conductivity of 11 - 21 W/(m·K) Typical for Austenitic Stainless Steel

EN 10088-1 Grade X6CrNiCuS18-9-2 solution annealed (+AT) chemical

Property Value
Carbon Carbon of 0.08 %
Chromium Chromium of 17 - 19 %
Copper Copper of 1.4 - 1.8 %
Manganese Manganese of 2 %
Molybdenum Molybdenum of 0.6 %
Nickel Nickel of 8 - 10 %
Nitrogen Nitrogen of 0.11 %
Phosphorus Phosphorus of 0.05 %
Silicon Silicon of 1 %
Sulfur Sulfur of 0.15 - 0.35 %

EN 10088-1 Grade X6CrNiCuS18-9-2 solution annealed (+AT) electrical

Property Temperature Value Comment
Electrical resistivity 23.0 °C Electrical resistivity of 8.5E-7 Ω·m Typical for Austenitic Stainless Steel

EN 10088-1 Grade X6CrNiCuS18-9-2 solution annealed (+AT) mechanical

Property Temperature Value Comment
Elastic modulus 20.0 °C Elastic modulus of 200 GPa -
- 100.0 °C Elastic modulus of 194 GPa -
- 200.0 °C Elastic modulus of 186 GPa -
- 300.0 °C Elastic modulus of 179 GPa -
- 400.0 °C Elastic modulus of 172 GPa -
- 500.0 °C Elastic modulus of 165 GPa -
Elongation 20.0 °C Elongation of 15 - 35 % -
Hardness, Brinell 20.0 °C Hardness, Brinell of 215 [-] -
Poisson's ratio 23.0 °C Poisson's ratio of 0.3 [-] Typical for Austenitic Stainless Steel
Shear modulus 23.0 °C Shear modulus of 77 GPa Typical for Austenitic Stainless Steel
Tensile strength 20.0 °C Tensile strength of 500 - 1100 MPa -
Yield strength Rp0.2 20.0 °C Yield strength Rp0.2 of 185 - 400 MPa -
Yield strength Rp1.0 20.0 °C Yield strength Rp1.0 of 220 MPa -

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