GGG-NiSiCr 20 5 2 | 0.7665 Material Datasheet
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| Material Number | Material Name | Material Number (single) | Standard | Scope | Standard Status | Country | VDA 231-106 classification | |
|---|---|---|---|---|---|---|---|---|
| 0.7665 (DIN 1694 : 1981-09) | GGG-NiSiCr 20 5 2 | 0.7665 | DIN 1694 : 1981-09 | DIN 1694 : 1981-09 replaced by DIN EN 13835 : 2006-08 | Replaced | Germany | 1.2 | 1) |
| 1) Remark: GGG NiSiCr 20 5 2 is, also heatproof well corrosion resistant against diluted sulfuric acid as well as very well. Opposite GGL NiSiCr 20 5 3 it possesses improved mechanical characteristics. Application: for pump parts, valves, cast pieces for industrial furnaces with increased mechanical load. |
Chemical Composition
| C [%] | Cr [%] | Mn [%] | Ni [%] | P [%] | Si [%] | Remainder | |
|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | 1) |
| 1) Source: blur |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |
Mechanical Properties
| Semi-finished Product | Condition | Temperature [°C] | Tensile Strength [MPa] | Yield Strength [MPa] | Elongation A [%] | Hardness HB | HBW | |
|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | 1) |
| 1) Source: blur |
Physical Properties
| Semi-finished Product | Temperature [°C] | Density [g/cm³] | Thermal Conductivity [W/(m*K)] | |
|---|---|---|---|---|
| blur | blur | blur | blur | 1) |
| 1) Source: blur |
Heat Treatment
| Heat Treatment | Temperature [°C] | Holding Time [h] | Medium | |
|---|---|---|---|---|
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1)2) |
| blur | blur | blur | 1)3) | |
| blur | blur | 1)4) | ||
| 1) Source: blur | ||||
| 2) Remark: blur | ||||
| 3) Remark: blur | ||||
| 4) Remark: blur |
Cross Reference
| Material Name | Country | Standard | |
|---|---|---|---|
| S-NSC 20 5 2 | France | NF A 32-301-72 | |
| ASGNi20Si5Cr2 | India | IS 2749 | 1) |
| S-NiSiCr 20 5 2 | International | ISO 2892-73 | |
| 1) Source: Tirler, W.: Gusseisen, Internationale Werkstoffbezeichnungen und Normen. Beuth Pocket, DIN, Deutsches Institut für Normung e.V., 1. Aufl., Berlin, 2015, Beuth Verlag |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| GGG-NiSiCr 20 5 2 | Procast Guss GmbH, Gütersloh |