ASTM A240 Grade XM-18 Heat-Treated
Equivalent material: AISI XM-18, AISI 216L, AISI S21603, SAE XM-18, SAE 216L, SAE S21603, UNS S21603
ASTM A240 Grade XM-18 Heat-Treated general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.9 - 8.2 g/cm³ |
Typical for Austenitic Stainless Steel |
ASTM A240 Grade XM-18 Heat-Treated 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 |
ASTM A240 Grade XM-18 Heat-Treated chemical
| Property |
Value |
| Carbon |
Carbon of 0.03 % |
| Chromium |
Chromium of 17.5 - 22 % |
| Manganese |
Manganese of 7.5 - 9 % |
| Molybdenum |
Molybdenum of 2 - 3 % |
| Nickel |
Nickel of 5 - 7 % |
| Nitrogen |
Nitrogen of 0.25 - 0.5 % |
| Phosphorus |
Phosphorus of 0.05 % |
| Silicon |
Silicon of 0.75 % |
| Sulfur |
Sulfur of 0.03 % |
ASTM A240 Grade XM-18 Heat-Treated electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 8.5E-7 Ω·m |
Typical for Austenitic Stainless Steel |
ASTM A240 Grade XM-18 Heat-Treated mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 195 GPa |
Typical for Austenitic Stainless Steel |
| Elongation A50 |
23.0 °C |
Elongation A50 of 40 % |
- |
| Hardness, Brinell |
23.0 °C |
Hardness, Brinell of 241 [-] |
- |
| Hardness, Rockwell B |
23.0 °C |
Hardness, Rockwell B of 100 [-] |
- |
| 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 |
23.0 °C |
Tensile strength of 620 - 690 MPa |
- |
| Yield strength Rp0.2 |
23.0 °C |
Yield strength Rp0.2 of 345 - 415 MPa |
- |
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