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Solder The AKP 72

Designation

Name The value
Designation GOST Cyrillic ПСр 72
Designation GOST Latin PCp 72
Transliteration PSr 72
The chemical elements ПAg 72

Description

Solder the AKP 72 is applied: for tin plating and soldering of copper, copper and copper-Nickel alloys, Nickel, Kovar, Nickel silver, brass and bronze; Nickel-iron brazing alloy with Silverplated details of steel; brazing steel with copper, Nickel, copper and copper-Nickel alloys; brazing of copper Nickel-tungsten; 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, TU 48-1-761-83, TU 117-1-761-98
Tapes В54 TU 48-1-384-90, TU 117-1-397-92

Chemical composition

Standard Fe Cu Pb Bi Ag
GOST 19738-74 ≤0.1 The rest ≤0.005 ≤0.005 71.5-72.5
Ag is the basis.
According to GOST 19738-74, the zinc content in the PSr 72 alloy should not be more than 0.0070%. The sum of detectable impurities should be ≤ 0.10%.

Physical characteristics

Temperature r, кг/м3 R, НОм · м
20 10000 21

A description of the physical symbols

Name Description
r Density
R UD. the resistivity

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