EN 10272 Grade X2CrNi18-9 solution annealed (+AT)
EN 10272 Grade X2CrNi18-9 solution annealed (+AT) introduction
The austenitic steel grade X2CrNi18-9 acc. to DIN EN 10272 : 2001-01is used for hot and cold formed rods for pressure vessels. The material is resistant to intercrystalline corrosion also in sensitized condition.
Equivalent material: GB 022Cr19Ni10, GB S30403, IS X02Cr19Ni10, JIS SUS304L, GOST 03Ch18N11, KS STS304L, ASTM 304L, AISI 304L, ASME 304L, SAE 304L, UNS S30403, ISO X2CrNi18-10, ISO X2CrNi18-9, ISO 4307-304-03-I, ISO AP27B, GOST 03Х18Н11, ASTM A479Type304L, ASME SA-479Type304L, AISI Type304L, DIN 1.4307, DIN G-X2CrNiN18-9, AFNOR Z3CN19-09, BS 304S11, SS 2352, EN 1.4307, GB 00Cr19Ni10, ASTM TP304L, IS X02Cr18Ni11
EN 10272 Grade X2CrNi18-9 solution annealed (+AT) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.9 g/cm³ |
EN 10272 Grade X2CrNi18-9 solution annealed (+AT) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
100.0 °C |
Coefficient of thermal expansion of 1.6E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.65E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.7E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.8E-5 1/K |
- |
| - |
500.0 °C |
Coefficient of thermal expansion of 1.8E-5 1/K |
- |
| Melting point |
- |
Melting point of 1230 - 1480 °C |
Typical for Austenitic Stainless Steel |
| Specific heat capacity |
20.0 °C |
Specific heat capacity of 500 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 15 W/(m·K) |
- |
EN 10272 Grade X2CrNi18-9 solution annealed (+AT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.03 % |
| Chromium |
Chromium of 17.5 - 19.5 % |
| Manganese |
Manganese of 2 % |
| Nickel |
Nickel of 8 - 10 % |
| Nitrogen |
Nitrogen of 0.1 - 0.11 % |
| Phosphorus |
Phosphorus of 0.05 % |
| Silicon |
Silicon of 1 % |
| Sulfur |
Sulfur of 0.015 - 0.03 % |
EN 10272 Grade X2CrNi18-9 solution annealed (+AT) electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 7.3E-7 Ω·m |
EN 10272 Grade X2CrNi18-9 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 45 % |
- |
| Elongation, transverse |
20.0 °C |
Elongation, transverse of 35 % |
- |
| Hardness, Brinell |
20.0 °C |
Hardness, Brinell of 215 [-] |
- |
| Hardness, Brinell, trans |
20.0 °C |
Hardness, Brinell, trans 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 450 - 700 MPa |
- |
| - |
100.0 °C |
Tensile strength of 410 MPa |
- |
| - |
150.0 °C |
Tensile strength of 380 MPa |
- |
| - |
200.0 °C |
Tensile strength of 360 MPa |
- |
| - |
250.0 °C |
Tensile strength of 350 MPa |
- |
| - |
300.0 °C |
Tensile strength of 340 MPa |
- |
| - |
350.0 °C |
Tensile strength of 340 MPa |
- |
| Tensile strength, transverse |
20.0 °C |
Tensile strength, transverse of 450 - 700 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 175 MPa |
- |
| - |
100.0 °C |
Yield strength Rp0.2 of 145 MPa |
- |
| - |
150.0 °C |
Yield strength Rp0.2 of 130 MPa |
- |
| - |
200.0 °C |
Yield strength Rp0.2 of 118 MPa |
- |
| - |
250.0 °C |
Yield strength Rp0.2 of 108 MPa |
- |
| - |
300.0 °C |
Yield strength Rp0.2 of 100 MPa |
- |
| - |
350.0 °C |
Yield strength Rp0.2 of 94 MPa |
- |
| - |
400.0 °C |
Yield strength Rp0.2 of 89 MPa |
- |
| - |
450.0 °C |
Yield strength Rp0.2 of 85 MPa |
- |
| - |
500.0 °C |
Yield strength Rp0.2 of 81 MPa |
- |
| - |
550.0 °C |
Yield strength Rp0.2 of 80 MPa |
- |
| Yield strength Rp0.2, transverse |
20.0 °C |
Yield strength Rp0.2, transverse of 175 MPa |
- |
| Yield strength Rp1.0 |
20.0 °C |
Yield strength Rp1.0 of 210 MPa |
- |
| - |
100.0 °C |
Yield strength Rp1.0 of 180 MPa |
- |
| - |
150.0 °C |
Yield strength Rp1.0 of 160 MPa |
- |
| - |
200.0 °C |
Yield strength Rp1.0 of 145 - 147 MPa |
- |
| - |
250.0 °C |
Yield strength Rp1.0 of 135 MPa |
- |
| - |
300.0 °C |
Yield strength Rp1.0 of 127 MPa |
- |
| - |
350.0 °C |
Yield strength Rp1.0 of 121 - 221 MPa |
- |
| - |
400.0 °C |
Yield strength Rp1.0 of 116 MPa |
- |
| - |
450.0 °C |
Yield strength Rp1.0 of 112 MPa |
- |
| - |
500.0 °C |
Yield strength Rp1.0 of 109 MPa |
- |
| - |
550.0 °C |
Yield strength Rp1.0 of 108 MPa |
- |
| Yield strength Rp1.0, transverse |
20.0 °C |
Yield strength Rp1.0, transverse of 210 MPa |
- |
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