L63

Sheets, ribbons, strips, tubes, rods, foils, wire; Details obtained by deep drawing; wire for gas welding and brass welding of carbon steel. Mark L63A manufactured with non-magnetic properties in accordance with the requirements of GOST 15527

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Brass (copper-zinc alloy)	Brass, pressure treated

Chemical composition

Standard	Fe, %	Bi, %	Cu, %	Zn, %	Sb, %	Pb, %	P, %
Standard	Fe, %	Bi, %	Cu, %	Zn, %	Sb, %	Pb, %	P, %
GOST 15527-2004	< 0.2	< 0.002	62–65	34.22–37.5	< 0.005	< 0.07	< 0.01

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Physical characteristics

Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\rho$ , $\frac{kg}{m^3}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
20	116		8440	0.074
100		20.5

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
Trumpet				compacting	270
Round				compacting	290	33
Round				solid	440	11
Round				soft	290	44
Wire				solid	540–930
Wire				soft	310–340	18–34
Wire				solid	540–880
Wire				soft	310–340	26–34
Tape				soft, cold rolling	290–400	38
Tape				hot rolling	290–390	30
Tape				solid, cold rolling	410–570	8

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Sheet		soft	0–0
Round		soft	0–0
Round		solid	0–0

Casting and technological parameters

melting point, °C	Hot working temperature, °C	annealing temperature, °C
melting point, °C	Hot working temperature, °C	annealing temperature, °C
906	750–880	550–650

Coefficients of Friction

coefficient of friction with lubrication	coefficient of friction without lubrication
coefficient of friction with lubrication	coefficient of friction without lubrication
0.012	0.39

Analogues

Germany	USA
Germany	USA
Ms63	SB 135 (C27000)
2.0321
2.0335

Standards

Standard	Description
Standard	Description
GOST 15527-2004
GOST 1066-15
GOST 11383-16
GOST 12920-13
GOST 15527-70
GOST 2060-2006	GOST
GOST 2060-90
GOST 20707-15
GOST 2208-07
GOST 494-14
GOST 6688-16
GOST Р 54158-10
GOST Р 53439-09
DSTU GOST 15527:2005
DSTU GOST 2208:2008

Description of chemical elements

Element	Units of measurement	Description
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
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)
$\rho$	$\frac{kg}{m^3}$	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
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