L68
Wire mesh belt radiator, heat exchanger tubes; Details obtained by deep drawing;
Classification
Chemical composition
Standard | Fe, % | Bi, % | Cu, % | Zn, % | Sb, % | Pb, % | P, % |
---|---|---|---|---|---|---|---|
Standard | Fe, % | Bi, % | Cu, % | Zn, % | Sb, % | Pb, % | P, % |
GOST 15527-2004 | < 0.1 | < 0.002 | 67–70 | 29.7–33 | < 0.005 | < 0.03 | < 0.01 |
Information on suppliers
Physical characteristics
Temperature, °C | $$E\cdot 10^{9}$$, $$MPa$$ | $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ | $$\varkappa$$, $$\frac{W}{m\cdot K}$$ | $$\rho$$, $$\frac{kg}{m^3}$$ | $$c\cdot 10^{-3}$$, $$\frac{J}{kg\cdot K}$$ | $$R\cdot 10^{-6}$$, $$\Omega\cdot m$$ |
---|---|---|---|---|---|---|
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 | 112 | 113 | 8500 | 0.072 | ||
100 | 19 | 0.3768 |
Mechanical properties at 20 °C
Brinell hardness number
Casting and technological parameters
Analogues
USA | Germany |
---|---|
USA | Germany |
C26800 | 2.028 |
2.028 |
Standards
Standard | Description |
---|---|
Standard | Description |
GOST 15527-2004 | |
GOST 1018-15 | |
GOST 1066-15 | |
GOST 11383-16 | |
GOST 15527-70 | |
GOST 21646-2003 | GOST 21646-2003 |
GOST 2208-07 | |
GOST 494-14 | |
GOST 5362-78 | |
GOST Р 54158-10 | |
DSTU GOST 15527:2005 | |
DSTU GOST 2208:2008 |
Description of chemical elements
Description of physical characteristics
Parameter | Units of measurement | Description |
---|---|---|
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
Description of the casting and technological parameters
Parameter | Units of measurement | Description |
---|---|---|
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 |