DIN 17465 Grade GX40CrSi17 soft annealed (+A)
DIN 17465 Grade GX40CrSi17 soft annealed (+A) introduction
G-X 40 CrSi 17, basically for parts of oven for medium mechanical loadings, like widdle grate, rods for grates, pipe clamp and pipe connexion, distance plates, far jet nozzles. In cement industry for protecting rings and protecting archs, segments etc., for cased insert box and attachments for superheater.
resistance:
- in oxidising burning atmosphere: 950°C
- in reductive burning atmosphere: 900°C
- in oxidising sulfureous gas: 950°C
- in reductive sulfureous gas: 900°C
Equivalent material: UNI GX35Cr17, MSZ 40CrSi18, DIN 1.4740, UNI GX40CrSi17, EN 1.4740
DIN 17465 Grade GX40CrSi17 soft annealed (+A) general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.7 g/cm³ |
DIN 17465 Grade GX40CrSi17 soft annealed (+A) thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
400.0 °C |
Coefficient of thermal expansion of 1.25E-5 1/K |
- |
| - |
800.0 °C |
Coefficient of thermal expansion of 1.35E-5 1/K |
- |
| Max service temperature, long |
- |
Max service temperature, long of 0 - 950 °C |
- |
| Melting point |
- |
Melting point of 1425 - 1530 °C |
Typical for Ferritic Stainless Steel |
| Specific heat capacity |
20.0 °C |
Specific heat capacity of 500 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 18.8 W/(m·K) |
- |
DIN 17465 Grade GX40CrSi17 soft annealed (+A) chemical
| Property |
Value |
| Carbon |
Carbon of 0.3 - 0.45 % |
| Chromium |
Chromium of 16 - 18 % |
| Manganese |
Manganese of 0.5 - 1 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 1 - 2.5 % |
| Sulfur |
Sulfur of 0.03 % |
DIN 17465 Grade GX40CrSi17 soft annealed (+A) electrical
| Property |
Temperature |
Value |
Comment |
| Electrical resistivity |
23.0 °C |
Electrical resistivity of 6E-7 - 7.5E-7 Ω·m |
Typical for Ferritic Stainless Steel |
DIN 17465 Grade GX40CrSi17 soft annealed (+A) mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 220 GPa |
Typical for Ferritic Stainless Steel |
| Hardness, Brinell |
20.0 °C |
Hardness, Brinell of 300 [-] |
- |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.3 [-] |
Typical for Ferritic Stainless Steel |
| Shear modulus |
23.0 °C |
Shear modulus of 77 GPa |
Typical for Ferritic Stainless Steel |
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