E⋅109
MPa
ϰ
Wm⋅K
ρ
kgm3
σU
MPa
σY
MPa

BrO10

for valves and fittings casts of responsible appointment

Classification

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

Chemical composition

Standard Sn, % Cu, %
GOST 613-79 < 10 < 90

Information on suppliers

Physical characteristics

Temperature, °C E\cdot 10^{9}E⋅109, MPaMPa \varkappaϰ, \frac{W}{m\cdot K}Wm⋅K \rhoρ, \frac{kg}{m^3}kgm3 Cp, Дж/кг·К
20 1.04 48.1 8800 368.4

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}σU, MPaMPa \sigma_{Y}σY, MPaMPa δ, % Treatment
Chill casting GOST 1583-93 295 3–10
Sand casting GOST 1583-93 215 175 3–10

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Casting GOST 613-79 in chill mold 108
Casting GOST 613-79 in sandy form 68–78

Casting and technological parameters

melting point, °C
1020

Coefficients of Friction

coefficient of friction with lubrication coefficient of friction without lubrication
0.0056 0.17

Standards

Standard Description
GOST 613-79

Description of chemical elements

Element Units of measurement Description
Sn % Tin
Cu % Copper

Description of physical characteristics

Parameter Units of measurement Description
Cp Дж/кг·К Specific heat of material
E\cdot 10^{9}E⋅109 MPaMPa Elastic modulus
\varkappaϰ \frac{W}{m\cdot K}Wm⋅K Coefficient of thermal conductivity (the heat capacity of the material)
\rhoρ \frac{kg}{m^3}kgm3 The density of the material

Description of mechanical properties

Parameter Units of measurement Description
δ % Elongation after rupture
\sigma_{Y}σY MPaMPa Yield strength
\sigma _{U}σU MPaMPa Ultimate tensile strength

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