Alloy Of 95.8 Clsrm-2 (Clsrm 958-20)

Designation

Name The value
Designation GOST Cyrillic ЗлСрМ 95,8-2
Designation GOST Latin ZlCpM 95,8-2
Transliteration ZlSrM 958-2
By chemical elements AuAgCu 95,8-2
Name The value
Designation GOST Cyrillic ЗлСрМ 958-20
Designation GOST Latin ZlCpM 958-20
Transliteration ZlSrM 958-20
By chemical elements AuAgCu 958-20

Description

Alloy of 95.8 Clsrm-2 applies: for production of sliding contacts; electrical conductors; jewelry (usually engagement rings).

Note

The gold-silver-copper alloy 958-th sample.

Standards

Name Code Standards
Sheets and strips В53 GOST 24552-81
Non-ferrous metals, including rare, and their alloys В51 GOST 30649-99, GOST Р 51152-98, GOST 6835-2002, TU 48-1-252-90
Classification, nomenclature and General rules В50 GOST 6563-75

Chemical composition

Standard Fe Cu Sb Pb Bi O Ag Au
GOST 30649-99 ≤0.08 Rest ≤0.003 ≤0.003 ≤0.003 ≤0.007 1.7-2.3 95.8-96.3
GOST 6835-2002 ≤0.08 1.7-2.5 ≤0.003 ≤0.003 ≤0.003 - 1.5-2.5 95.5-96.1
Au is the base.
According to GOST 6835-2002 the amount of normalized impurities is ≤ 0.090%.
According to GOST 30649-99 the chemical composition is given for the jewelry alloy YuZlSrM 95,8-2 (ЮЗлСрМ 958-20). The sum of the normalized impurities is ≤ 0.10%.

Physical characteristics

Temperature r, kg/m3
20 18520

A description of the physical symbols

Name Description
r Density

Technological properties

Name The value
Corrosion resistance The alloy has the high chemical stability of gold alloys, but low mechanical properties.