CpM925 (SRM 92.5)

The alloy is suitable for all types of cold working and casting. Water quenching is recommended to increase ductility. Sample 925.

Melting point: 779−896 ° C

For making jewelry, medals, items of table serving

Classification

Country Section Category
CIS, Russia, Ukraine Precious metals Silver, silver alloys

Chemical composition

Standard Fe, % Bi, % Cu, % Sb, % Pb, % Ag, % O, %
GOST 30649-99 < 0.1 < 0.002 6.76–7.38 < 0.002 < 0.004 92.5–93 < 0.01

Information on suppliers

Physical characteristics

Temperature, °C \rho, \frac{kg}{m^3}
20 10360

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \epsilon_L, % Treatment
Wire is hard. GOST 7222-75 0.8–4 350
The wire is soft. GOST 7222-75 0.8–4 250 20

Casting and technological parameters

melting point, °C
779–896

Standards

Standard Description
GOST 30649-99

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Bi % Bismuth
Cu % Copper
Sb % Antimony
Pb % Lead
Ag % Silver
O % Oxygen

Description of physical characteristics

Parameter Units of measurement Description
\rho \frac{kg}{m^3} The density of the material

Description of mechanical properties

Parameter Units of measurement Description
\sigma _{U} MPa Ultimate tensile strength
\epsilon_L % Elongation at break (longitudinal)

Description of the casting and technological parameters

Parameter Units of measurement Description
melting point °C The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa