Solder PSR 70
Designation
| Name |
The value |
| Designation GOST Cyrillic |
ПСр 70 |
| Designation GOST Latin |
PCp 70 |
| Transliteration |
PSr 70 |
| The chemical elements |
ПAg 70 |
Description
The AKP solder 70 is applied: for brazing titanium and titanium alloys with stainless steel; soldering and tinning of jewelry.
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 |
Cu |
Zn |
Pb |
Bi |
Ag |
| GOST 19738-74 |
≤0.1 |
25.5-26.5 |
The rest |
≤0.05 |
≤0.005 |
69.5-70.5 |
Ag 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 |
9800 |
41 |
A description of the physical symbols
| Name |
Description |
| r |
Density |
| R |
UD. the resistivity |
