Alloy Aluminum AKM

Chemical composition

  • Al Aluminum Rest
    Fe Iron <1.0
    Si Silicon 0.8 — 2.2
    Mg Magnesium 0.8 — 1.4
    Mn Manganese 0.2 — 0.8
    Cu Copper 1.2 — 2.6
    Ni Nickel <0.1
    Ti Titanium <0.2
    Cr Chromium <0.2
    Zn Zinc <1.0
    OE Other items <0.2
    Analogs in Russia

  • AKMM GOST 21631−76

    AKMBM GOST 21631−76

    AKMAM GOST 21631−76

    AKMAN GOST 21631−76

    AKMA GOST 21631−76

    AKMAT GOST 21631−76

For the manufacture of pressure-treated ingots, as well as for trimming in the manufacture of aluminum alloys. Technical requirements GOST 1131−76 Aluminum alloys deformable in ingots. Technical conditions

Classification

Country Section Category
CIS, Russia, Ukraine Aluminum, aluminum alloys Wrought Aluminum Alloys

Chemical composition

Standard Fe, % Si, % Mg, % Mn, % Cr, % Ti, % Cu, % Zn, % Ni, % Al, %
GOST 1131-76 < 1 0.8–2.2 0.8–1.4 0.2–0.8 < 0.2 < 0.2 1.2–2.6 < 1 < 0.1 90.5–97

Information on suppliers

Physical characteristics

Temperature, °C ρ, kgm3
20 2765

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers σU, MPa d5, % Treatment
Rod GOST 21488-97 245 12 Annealing
Rod GOST 21488-97 315 12–14 Quenching and aging
The profiles are annealed. GOST 8617-81 196 14
Profile GOST 8617-81 314 12

Standards

Standard Description
GOST 1131-76 GOST 1131-76

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mg % Magnesium
Mn % Manganese
Cr % Chrome
Ti % Titan
Cu % Copper
Zn % Zinc
Ni % Nickel
Al % Aluminium

Description of physical characteristics

Parameter Units of measurement Description
ρ kgm3 The density of the material

Description of mechanical properties

Parameter Units of measurement Description
d5 % Elongation at break
σU MPa Ultimate tensile strength