BrH

The temperature of the hot processing of semi-finished products 700−950 degrees Celsius.

For heat exchangers, for resistance welding electrodes of carbon steel

Classification

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

Chemical composition

Standard Fe, % Cr, % Cu, % Zn, %
GOST 614-97 < 0.08 0.4–1 98.5–99.6 < 0.3

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 1.31 17 314 8920 22

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \psi, % KCU\cdot 10^{3}, \frac{J}{m^2} δ, % d5, % Treatment
Round GOST 614-97 441 69 2156 412 34

Standards

Standard Description
GOST 614-97

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Cr % Chrome
Cu % Copper
Zn % Zinc

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
δ % Elongation after rupture
d5 % Elongation at break
\sigma _{U} MPa Ultimate tensile strength
\psi % Reduction in cross section on fracture
KCU\cdot 10^{3} \frac{J}{m^2} Impact toughness