EN 13835 Grade GGG-Ni 22 – Premium Nickel-Containing Cast Iron
GGG NiSiCr 20 5 2 is well heatproof, well corrosion resistant, also against diluted sulfuric acid. Opposite to GGL NiSiCr 20 5 3 it possesses improved mechanical characteristics. Application: for pump parts, valves, cast pieces for industrial furnaces with increased mechanical load.
Properties
General
| Property | Temperature | Value | Comment |
|---|---|---|---|
Density | 23.0 °C | 7.15 g/cm³ | Typical for Ductile (Nodular) Cast Iron |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 165 - 180 GPa | Typical for Ductile (Nodular) Cast Iron |
Elongation | 20.0 °C | 20 % | |
Hardness, Brinell | 20.0 °C | 130 - 170 [-] | |
Poisson's ratio | 23.0 °C | 0.26 - 0.31 [-] | Typical for Ductile (Nodular) Cast Iron |
Shear modulus | 23.0 °C | 63 - 66 GPa | Typical for Ductile (Nodular) Cast Iron |
Tensile strength | 20.0 °C | 370 - 450 MPa | |
Yield strength | 20.0 °C | 170 - 250 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1E-5 - 1.6E-5 1/K | Typical for Ductile (Nodular) Cast Iron |
Max service temperature, long | -100 - 0 °C | ||
Melting point | 1150 - 1200 °C | Typical for Ductile (Nodular) Cast Iron | |
Specific heat capacity | 23.0 °C | 460 - 502 J/(kg·K) | Typical for Ductile (Nodular) Cast Iron |
Thermal conductivity | 23.0 °C | 13 - 42 W/(m·K) | Typical for Ductile (Nodular) Cast Iron |
Chemical properties
| Property | Value |
|---|---|
Carbon | 3 % |
Manganese | 1.5 - 2.5 % |
Nickel | 21 - 24 % |
Phosphorus | 0.08 % |
Silicon | 1 - 3 % |
Metal
- DIN 1693‑1 GGG‑40 Cast Iron: High‑Performance, High‑Strain Material for Automotive, Marine, and Industrial Applications
- EN 13835 Grade GGG-Ni 22 – Premium Nickel-Containing Cast Iron
- EN 13835: GGG‑NiMn 23/4 Cast Iron – High‑Strain, Cryogenic‑Grade Material
- EN 13835 GGL‑NiCr 30/3: High‑Temperature, Corrosion‑Resistant Cast Iron for Pumps, Boilers, and Turbochargers
- EN 12844 Grade G‑ZnAl4Cu3: Advanced Casting Alloy for High‑Strength Applications
- EN 12844: Grade G‑ZnAl6Cu1 Casting Specifications & Performance
- EN 1561 GJL-150: Comprehensive Cast Condition Specifications
- EN 1561 Grade GJL-200: Standard Cast Condition for High-Performance Applications
- EN 1561 Grade GJL-250 Cast – Key Properties & Applications
- EN 1561 GJL-350 Cast Steel: Properties & Applications