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Alloy Amg11 (АЛ22)

Designation

Name The value
Designation GOST Cyrillic АМг11
Designation GOST Latin AMg11
Transliteration AMg11
The chemical elements -
Name The value
Designation GOST Cyrillic АЛ22
Designation GOST Latin AL22
Transliteration AL22
The chemical elements -

Description

Alloy Amg11 used: for the manufacture of ingots and shaped castings by various casting methods (sand casting, investment casting, gravity die casting, pressure) with high corrosion resistance.

Note

Aluminum foundry alloy system Al-Mg. Corrosion-resistant alloy.

Standards

Name Code Standards
Non-ferrous metals, including rare metals, and their alloys В51 GOST 1583-93, OST 4.021.009-92, OST 4.021.010-92
Castings from non-ferrous metals and alloys В84 OST 1 80029-83

Chemical composition

Standard Si Fe Al Ti Zn Zr Mg Be
GOST 1583-93 0.8-1.2 ≤0.5 The rest 0.05-0.15 ≤0.1 ≤0.2 10.5-13 0.03-0.07
Al is the base.
According to GOST 1583-93, the iron content is specified for casting in sand molds and for investment models. The iron content for molding in the mold is ≤ 1.00%, when casting under pressure ≤ 1.20%. The amount of allowable impurities should be for casting in sand molds and for investment models ≤ 0.60%, casting in chill molds ≤ 1.10%, injection molding ≤ 1.30%.

Mechanical characteristics

σB, MPa d Brinell hardness number, MPa
Casting. Without heat treatment
≥176 ≥1 ≥90
≥196 ≥1 ≥90
Casting. T4 regime: Hardening with 420-430 °C (extract 15-20 h) in water with a temperature of 100 °C or oil temperature of 40-50°C
≥225 ≥1.5 ≥90

Description mechanical marks

Name Description
σB Limit short-term strength
d Elongation after rupture

Physical characteristics

Temperature Е, ГПа r, кг/м3 R, НОм · м
20 70 2500 103

A description of the physical symbols

Name Description
l Coefficient of thermal conductivity
С Specific heat

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