Solder PSR 50

Designation

Name The value
Designation GOST Cyrillic ПСр 50
Designation GOST Latin PCp 50
Transliteration PSr 50
By chemical elements ПAg 50

Description

The AKP solder 50 is applied: for tin plating and soldering of copper, copper and copper-Nickel alloys, Nickel, Kovar, Nickel silver, brass and bronze; brazing of titanium and titanium alloys with stainless steel.

Standards

Name Code Standards
Non-ferrous metals, including rare, and their alloys В51 GOST 19738-74
Sheets and strips В53 GOST 19739-74
Hard alloys, ceramic-metal products and metal powder В56 TU 117-1-366-96

Chemical composition

Standard Fe Cu Pb Bi Ag
GOST 19738-74 ≤0.15 Rest ≤0.005 ≤0.005 49.5-50.5
Ag is the basis.
According to GOST 19738-74, the zinc content in the PSr 50 alloy should not be more than 0.0070%. The sum of detectable impurities should be ≤ 0.15%.

Physical characteristics

Temperature r, kg/m3 R, Mr. · m
20 9300 25

A description of the physical symbols

Name Description
r Density
R UD. the resistivity