Alloy САП4
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | САП4 |
| Designation GOST Latin | CAP4 |
| Transliteration | SAP4 |
| The chemical elements | PbAlП4 |
Description
Alloy САП4 used: for the production of sheets and profiles used for fabrication of parts and structures for the aviation industry, operating at temperatures up to +500 ºC.
Note
SAP — sintered aluminum powder.
Heat-resistant and corrosion-resistant alloy.
Standards
| Name | Code | Standards |
|---|---|---|
| Non-ferrous metals, including rare metals, and their alloys | В51 | OST 1 90048-77 |
Chemical composition
| Standard | Fe | Al | Al2О3 |
|---|---|---|---|
| OST 1 90048-77 | ≤0.25 | The rest | 18.1-20 |
Al is the base.
According to OST 1 90048-77, the alumina content is allowed to be 1.50% higher than the set upper limit provided that the mechanical properties indicators specified in the industry scientific and technical documentation for semi-finished products are guaranteed.
According to OST 1 90048-77, the alumina content is allowed to be 1.50% higher than the set upper limit provided that the mechanical properties indicators specified in the industry scientific and technical documentation for semi-finished products are guaranteed.
Technological properties
| Name | The value |
|---|---|
| Weldability | Satisfactorily welded argon-arc welding. |
