LA77-2u

Complex alloyed brass

For the manufacture of pipes

Classification

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

Chemical composition

Standard Fe, % Si, % Bi, % Mn, % Cu, % Zn, % Ni, % Sb, % Al, % Pb, % P, %
GOST 15527-2004 0.03–0.1 0.03–0.2 < 0.002 0.03–0.3 76–79 16.77–21.8 0.3–1 < 0.005 1.7–2.5 < 0.07 0.005–0.02

Information on suppliers

Physical characteristics

Temperature, °C $$\rho$$, $$\frac{kg}{m^3}$$
20 8300

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ Treatment
Pipes are soft. GOST 51573-2000 390

Standards

Description of chemical elements

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

Description of physical characteristics

Parameter Units of measurement Description
$$\rho$$ $$\frac{kg}{m^3}$$ The density of the material

Description of mechanical properties

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