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 |
| The chemical elements |
AgPdCu 50-30 |
| Name |
The value |
| Designation GOST Cyrillic |
СрПдМ-30-20 |
| Designation GOST Latin |
CpPdM-30-20 |
| Transliteration |
SrPdM-30-20 |
| The 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 stripes |
В53 |
GOST 24552-81 |
| Classification, nomenclature and general norms |
В50 |
GOST 6563-75 |
| Non-ferrous metals, including rare metals, and their alloys |
В51 |
GOST 6836-2002 |
| Tapes |
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, кг/м3 |
| 20 |
10560 |
A description of the physical symbols
| Name |
Description |
| r |
Density |
