SEW 685 Grade G-X3CrNi13-4 quenched and tempered (+QT)
SEW 685 Grade G-X3CrNi13-4 quenched and tempered (+QT) introduction
GX3CrNi13-4, formerly G-X 3 CrNi 13 4, is not part of of the new SEW 685 : 2000-03. The steel is used in refrigerating plants down to -120 °C.
Equivalent material: IS 10(IS4899), DIN GX3CrNi13-4
SEW 685 Grade G-X3CrNi13-4 quenched and tempered (+QT) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.7 g/cm³ |
SEW 685 Grade G-X3CrNi13-4 quenched and tempered (+QT) thermal
| Property |
Temperature |
Value |
| Elongation |
20.0 °C |
Elongation of 0 - 15 % |
| Tensile strength |
20.0 °C |
Tensile strength of 720 - 900 MPa |
| Yield strength |
20.0 °C |
Yield strength of 0 - 520 MPa |
SEW 685 Grade G-X3CrNi13-4 quenched and tempered (+QT) chemical
| Property |
Value |
| Carbon |
Carbon of 0.05 % |
| Chromium |
Chromium of 12 - 13.5 % |
| Manganese |
Manganese of 1.5 % |
| Molybdenum |
Molybdenum of 0.4 - 0.7 % |
| Nickel |
Nickel of 3.5 - 5 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.8 % |
| Sulfur |
Sulfur of 0.015 % |
SEW 685 Grade G-X3CrNi13-4 quenched and tempered (+QT) electrical
| Property |
Temperature |
Value |
| Coefficient of thermal expansion |
-195.0 °C |
Coefficient of thermal expansion of 8.6E-6 1/K |
| - |
-170.0 °C |
Coefficient of thermal expansion of 9.3E-6 1/K |
| - |
-120.0 °C |
Coefficient of thermal expansion of 1.01E-5 1/K |
| - |
-50.0 °C |
Coefficient of thermal expansion of 1.08E-5 1/K |
| - |
-25.0 °C |
Coefficient of thermal expansion of 1.1E-5 1/K |
| Max service temperature, long |
- |
Max service temperature, long of -120 °C |
| Thermal conductivity |
-20.0 °C |
Thermal conductivity of 30 W/(m·K) |
SEW 685 Grade G-X3CrNi13-4 quenched and tempered (+QT) mechanical
| Property |
Value |
| Dimension |
0.0-300.0 |
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