DIN 17443 Grade X2CrNiMoN18-15-4 solution annealed (+AT)
DIN 17443 Grade X2CrNiMoN18-15-4 solution annealed (+AT) introduction
Properties:
- austenitic CrNi-steel with additives of nitrogen
- similar corrosion properties like 1.4439, somewhat smaller pitting index
- polishable
Application:
- for surgical instruments
Equivalent material: DIN 1.4428, DIN X2CrNiMoN18-13-3, AFNOR Z3CND19-15-04, AISI 317L, SAE 317L, EN X2CrNiMoN18-15-4, EN 1.4428, ASTM S31703, UNS S31703
DIN 17443 Grade X2CrNiMoN18-15-4 solution annealed (+AT) general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.9 - 8.2 g/cm³ |
Typical for Austenitic Stainless Steel |
DIN 17443 Grade X2CrNiMoN18-15-4 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 |
DIN 17443 Grade X2CrNiMoN18-15-4 solution annealed (+AT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.03 % |
| Chromium |
Chromium of 17 - 18.5 % |
| Manganese |
Manganese of 2 % |
| Molybdenum |
Molybdenum of 3.7 - 4.2 % |
| Nickel |
Nickel of 14 - 16 % |
| Nitrogen |
Nitrogen of 0.1 - 0.2 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 1 % |
| Sulfur |
Sulfur of 0.01 % |
DIN 17443 Grade X2CrNiMoN18-15-4 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 |
DIN 17443 Grade X2CrNiMoN18-15-4 solution annealed (+AT) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 195 GPa |
Typical for Austenitic Stainless Steel |
| Elongation |
20.0 °C |
Elongation of 40 % |
- |
| 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 590 - 800 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 285 MPa |
- |
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