The 70-30 Alloy SRAP (SRAP-30)

Designation

Name The value
Designation GOST Cyrillic СрПд 70-30
Designation GOST Latin CpPd 70-30
Transliteration SrPd 70-30
By chemical elements AgPd 70-30
Name The value
Designation GOST Cyrillic СрПд-30
Designation GOST Latin CpPd-30
Transliteration SrPd-30
By chemical elements AgPd-30

Description

The 70−30 alloy SRAP is used: to manufacture and discontinuous sliding contacts, and other technical products.

Note

Alloy silver-palladium.

Standards

Name Code Standards
Sheets and strips В53 GOST 24552-81
Classification, nomenclature and General rules В50 GOST 6563-75
Non-ferrous metals, including rare, and their alloys В51 GOST 6836-2002
Wire from nonferrous metals and their alloys В74 TU 48-1-430-89

Chemical composition

Standard Fe Pb Bi Ag Pd
GOST 6836-2002 ≤0.04 ≤0.004 ≤0.002 69.5-70.5 29.5-30.5
Ag is the basis.
According to GOST 6836-2002, the total content of platinum, iridium, rhodium and gold should be ≤ 0.15%. The total content of all impurities should be ≤ 0.190%.

Physical characteristics

Temperature r, kg/m3
20 10950

A description of the physical symbols

Name Description
r Density