BrHVTsr

The temperature of hot processing semi-finished products 700−900 degrees Celsius.

For contact spot and seam welding electrodes of carbon steel

Classification

Country Section Category
CIS, Russia, Ukraine Bronze Bronze, heatproof

Chemical composition

Standard B, % Sn, % Cr, % Cu, % Zn, % Ni, % Zr, % Pb, % As, %
GOST 614-97 < 0.002 < 0.01 0.4–1 98.82–99.57 < 0.01 < 0.03 0.03–0.08 < 0.003 < 0.01

Information on suppliers

Physical characteristics

Temperature, °C E\cdot 10^{9}, MPa \alpha\cdot 10^{6}, K^{-1} \varkappa, \frac{W}{m\cdot K} \rho, \frac{kg}{m^3} R\cdot 10^{-6}, \Omega\cdot m
20 1.3 17.5 366 8920 20

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{Y}, MPa \psi, % Treatment
Round GOST 614-97 500 450 84

Standards

Standard Description
GOST 614-97

Description of chemical elements

Element Units of measurement Description
B % Bor
Sn % Tin
Cr % Chrome
Cu % Copper
Zn % Zinc
Ni % Nickel
Zr % Zirconium
Pb % Lead
As % Arsenic

Description of physical characteristics

Parameter Units of measurement Description
E\cdot 10^{9} MPa Elastic modulus
\alpha\cdot 10^{6} K^{-1} Coefficient of thermal (linear) expansion (range 20°C–T)
\varkappa \frac{W}{m\cdot K} Coefficient of thermal conductivity (the heat capacity of the material)
\rho \frac{kg}{m^3} The density of the material
R\cdot 10^{-6} \Omega\cdot m Electrical resistivity

Description of mechanical properties

Parameter Units of measurement Description
\sigma_{Y} MPa Yield strength
\sigma _{U} MPa Ultimate tensile strength
\psi % Reduction in cross section on fracture