Alloy aluminum AO3-7

  • Chemical composition
Al Aluminum Rest
Fe Iron <0.5
Si Silicon 0.6 — 1.2
Mg Magnesium <0.35
Mn Manganese 0.5 — 0.8
Cu Copper 7.0 — 8.5
Sn Tin 2.5 — 3.5
Zn Zinc <0.2
OE Other items <0.05

Allowed: Fe <0.7

For casting monometallic liners and bushings. Technical requirements — according to GOST 14113−78

Classification

Country Section Category
CIS, Russia, Ukraine Aluminum, aluminum alloys Antifriction aluminum alloy

Chemical composition

Standard Fe, % Si, % Sn, % Mg, % Mn, % Cu, % Zn, % Al, %
GOST 14113-78 < 0.5 0.6–1.2 2.5–3.5 < 0.35 0.5–0.8 7–8.5 < 0.2 84.95–89.4

Information on suppliers

Standards

Standard Description
GOST 14113-78

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Sn % Tin
Mg % Magnesium
Mn % Manganese
Cu % Copper
Zn % Zinc
Al % Aluminium