for the manufacture of steam and water valves


Country Section Category
CIS, Russia, Ukraine Bronze Tin cast bronze

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{Y}$$, $$MPa$$ $$\sigma_{0.5}$$, $$MPa$$ $$\psi$$, % $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ Treatment
Casting in sandy form 145–195 8–12 225
Casting in chill mold 175–215 80–195 4–8 8 294

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Casting in chill mold 64–73.5
Casting in sandy form 59

Coefficients of Friction

coefficient of friction with lubrication coefficient of friction without lubrication
0.009 0.16


Standard Description
GOST 613-79

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma_{Y}$$ $$MPa$$ Yield strength
$$\sigma_{0.5}$$ $$MPa$$ Tensile stress required to produce a total elongation of 0.5%
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\psi$$ % Reduction in cross section on fracture
$$KCU\cdot 10^{3}$$ $$\frac{J}{m^2}$$ Impact toughness