α⋅106

LTS14K3S3

Silica-lead brass. Melting point 900 ° C. Hardness (GOST 17711−93) HB 10 ^-1 = 90−100 MPa

For the manufacture of bearings, bushings

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Brass (copper-zinc alloy)	Foundry brass

Chemical composition

Standard	Fe, %	Si, %	Sn, %	Mn, %	Cu, %	Zn, %	Ni, %	Sb, %	Al, %	Pb, %
Standard	Fe, %	Si, %	Sn, %	Mn, %	Cu, %	Zn, %	Ni, %	Sb, %	Al, %	Pb, %
GOST 17711-93	< 0.6	2.5–4.5	< 0.3	< 1	77–81	8.2–18.5	< 0.2	< 0.1	< 0.3	2–4

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Physical characteristics

Temperature, °C	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
Temperature, °C	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
20	17	83.7	8600	0.2

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\epsilon_L$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\epsilon_L$ , %	Treatment
Casting	GOST 17711-93			in chill mold	294	15
Casting	GOST 17711-93			in sandy form	245	7

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Casting	GOST 17711-93	in chill mold	0–0
Casting	GOST 17711-93	in sandy form	0–0

Casting and technological parameters

melting point, °C
melting point, °C
900

Coefficients of Friction

coefficient of friction with lubrication	coefficient of friction without lubrication
coefficient of friction with lubrication	coefficient of friction without lubrication
0.009	0.15

Standards

Standard	Description
Standard	Description
GOST 17711-93

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Sn	%	Tin
Mn	%	Manganese
Cu	%	Copper
Zn	%	Zinc
Ni	%	Nickel
Sb	%	Antimony
Al	%	Aluminium
Pb	%	Lead

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\alpha\cdot 10^{6}$	$K^{-1}$	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
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
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