Alloy САП4

Designation

Name The value
Designation GOST Cyrillic САП4
Designation GOST Latin CAP4
Transliteration SAP4
By 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, and their alloys В51 OST 1 90048-77

Chemical composition

Standard Fe Al Al2О3
OST 1 90048-77 ≤0.25 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.

Technological properties

Name The value
Weldability Satisfactorily welded argon-arc welding.