TsA4M3o (TsAM4-3o)

The alloy of high purity, has good fluidity, high strength, good corrosion resistance. Variability of the sizes to 0,5%. Hardness TsA4M3o, cast in chill mold (GOST 25140−93) HB 10 -1 = 90 MPa.

for the manufacture of castings of parts requiring high accuracy in the automotive and other industries.

Classification

Country Section Category
CIS, Russia, Ukraine Metals and alloys Zinc Foundry Alloys

Chemical composition

Standard Fe, % Si, % Sn, % Mg, % Cu, % Zn, % Al, % Pb, % Cd, %
GOST 25140-93 < 0.06 < 0.015 < 0.001 0.02–0.06 2.5–3.7 91.66–93.98 3.5–4.5 < 0.006 < 0.003

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
Casting GOST 25140-93 in chill mold 235 1

Brinell hardness number

Rolling Standard Classifiers Value, HBW
Casting GOST 25140-93 in chill mold 900

Standards

Standard Description
GOST 25140-93

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Sn % Tin
Mg % Magnesium
Cu % Copper
Zn % Zinc
Al % Aluminium
Pb % Lead
Cd % Cadmium

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\epsilon_L$$ % Elongation at break (longitudinal)