Alloy Sbdm 50-30 (Scdm-30-20)

Designation

Name The value
Designation GOST Cyrillic СрПдМ 50-30
Designation GOST Latin CpPdM 50-30
Transliteration SrPdM 50-30
By chemical elements AgPdCu 50-30
Name The value
Designation GOST Cyrillic СрПдМ-30-20
Designation GOST Latin CpPdM-30-20
Transliteration SrPdM-30-20
By chemical elements AgPdCu-30-20

Description

Alloy Sbdm 50−30 used: for the manufacture and discontinuous sliding contacts, and other technical products.

Note

Alloy silver-palladium-copper.

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
Tape В54 TU 48-1-471-89

Chemical composition

Standard Fe Cu Pb Bi Ag Pd
GOST 6836-2002 ≤0.04 19.4-20.6 ≤0.004 ≤0.002 49.2-50.8 29.4-30.6
Ag is the basis.
According to GOST 6836-2002, the copper content is the rest (in the table the calculated content is indicated). 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 10560

A description of the physical symbols

Name Description
r Density