α⋅106
K−1
ϰ
Wm⋅K
ρ
kgm3
R⋅10−6
Ω⋅m
σU
MPa
ϵL

LTS40S

Lead brass. Melting point 885 ° C. Hardness (GOST 17711−93) HB 10 -1 = 70−80 MPa. Coefficient of friction with lubrication: 0.013. Friction coefficient without lubrication: 0.17

For injection valves, plugs and separators ball and roller bearings

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	< 0.8	< 0.3	< 0.5	< 0.5	57–61	35–42.2	< 1	< 0.05	< 0.5	0.8–2

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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	20.1	108.8	8500	0.068

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
Round					200–250	15–20
Casting	GOST 17711-93			in chill mold	215	20
Casting	GOST 17711-93			in sandy form	215	12
Casting	GOST 17711-93			centrifugal	215	20

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Round			700–800
Casting	GOST 17711-93	in chill mold	0–0
Casting	GOST 17711-93	in sandy form	0–0
Casting	GOST 17711-93	centrifugal	0–0

Casting and technological parameters

melting point, °C
melting point, °C
885

Coefficients of Friction

coefficient of friction with lubrication	coefficient of friction without lubrication
coefficient of friction with lubrication	coefficient of friction without lubrication
0.013	0.17

Standards

Standard	Description
Standard	Description
GOST 17711-93
GOST 24301-93
DSTU 2776-94

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