L60
For tube sheets in refrigeration; forged parts; accessories;
Classification
Country |
Section |
Category |
CIS, Russia, Ukraine |
Brass (copper-zinc alloy) |
Brass, pressure treated |
Chemical composition
Standard |
Fe, % |
Bi, % |
Cu, % |
Zn, % |
Sb, % |
Pb, % |
P, % |
GOST 15527-2004 |
< 0.2 |
< 0.003 |
59–62 |
37–41 |
< 0.01 |
< 0.3 |
< 0.01 |
Information on suppliers
Physical characteristics
Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\alpha\cdot 10^{6}$$, $$K^{-1}$$ |
$$\varkappa$$, $$\frac{W}{m\cdot K}$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
$$c\cdot 10^{-3}$$, $$\frac{J}{kg\cdot K}$$ |
$$R\cdot 10^{-6}$$, $$\Omega\cdot m$$ |
20 |
118 |
|
104.67 |
8400 |
|
0.075 |
100 |
|
20.7 |
|
|
0.3768 |
|
Mechanical properties at 20 °C
Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\epsilon_L$$, % |
Treatment |
Trumpet |
|
|
|
compacting |
340 |
|
|
Alloy |
|
|
|
soft |
370–420 |
40–50 |
|
Alloy |
|
|
|
solid |
650–750 |
2–4 |
|
Brinell hardness number
Rolling |
Standard |
Classifiers |
Value, HBW |
Alloy |
|
soft |
600–700 |
Alloy |
|
solid |
1550–1650 |
Casting and technological parameters
melting point, °C |
Hot working temperature, °C |
annealing temperature, °C |
904 |
750–880 |
550–650 |
Coefficients of Friction
coefficient of friction with lubrication |
coefficient of friction without lubrication |
0.012 |
0.45 |
Analogues
Germany |
USA |
Ms60 |
60Cu-39.4Zn-.6Pb |
Standards
Description of chemical elements
Element |
Units of measurement |
Description |
Fe |
% |
Iron |
Bi |
% |
Bismuth |
Cu |
% |
Copper |
Zn |
% |
Zinc |
Sb |
% |
Antimony |
Pb |
% |
Lead |
P |
% |
Phosphorus |
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 |
$$c\cdot 10^{-3}$$ |
$$\frac{J}{kg\cdot K}$$ |
The specific heat of the material (range 20°C–T) |
$$R\cdot 10^{-6}$$ |
$$\Omega\cdot m$$ |
Electrical resistivity |
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 |
Hot working temperature |
°C |
The temperature at which the plastic-deformed metal recrystallizes during the pressure treatment |
annealing temperature |
°C |
The temperature at which the processes return recrystallization and homogenization of the metal to reduce its hardness for subsequent machining |