Solder Psros 3-58
Designation
| Name |
The value |
| Designation GOST Cyrillic |
ПСрОС 3-58 |
| Designation GOST Latin |
PCpOC 3-58 |
| Transliteration |
PSrOS 3-58 |
| The chemical elements |
ПAgSnPb 3-58 |
Description
Solder Psros 3−58 is applied: for soldering and tinning of copper, Nickel, copper and copper-Nickel alloys with silver-plated ceramics, brazing silver-plated details.
Standards
| Name |
Code |
Standards |
| Non-ferrous metals, including rare metals, and their alloys |
В51 |
GOST 19738-74 |
| Sheets and stripes |
В53 |
GOST 19739-74 |
Chemical composition
| Standard |
Fe |
Sn |
Sb |
Pb |
Bi |
Ag |
| GOST 19738-74 |
≤0.15 |
56.8-58.8 |
0.2-0.8 |
The rest |
≤0.01 |
2.6-3.4 |
Sn is the basis.
According to GOST 19738-74 the sum of the impurities to be determined should be ≤ 0.15%.
Physical characteristics
| Temperature |
r, кг/м3 |
R, НОм · м |
| 20 |
8600 |
145 |
A description of the physical symbols
| Name |
Description |
| r |
Density |
| R |
UD. the resistivity |
