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
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 < 0.002 62–65 34.22–37.5 < 0.005 < 0.07 < 0.01

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Physical characteristics

Temperature, °C $$E\cdot 10^{9}$$, $$MPa$$ $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ $$\rho$$, $$\frac{kg}{m^3}$$ $$R\cdot 10^{-6}$$, $$\Omega\cdot m$$
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
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
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
906 750–880 550–650

Coefficients of Friction

coefficient of friction with lubrication coefficient of friction without lubrication
0.012 0.39
L63 / Aloro

Standards

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
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)
$$\rho$$ $$\frac{kg}{m^3}$$ The density of the material
$$R\cdot 10^{-6}$$ $$\Omega\cdot m$$ Electrical resistivity

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ 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