Alloy Amg5mc (АЛ28)

Designation

Name	The value
Designation GOST Cyrillic	АМг5Мц
Designation GOST Latin	AMg5Mts
Transliteration	AMg5Mts
By chemical elements	-

Name	The value
Designation GOST Cyrillic	АЛ28
Designation GOST Latin	AL28
Transliteration	AL28
By chemical elements	-

Description

Alloy Amg5mc used: for the manufacture of ingots and shaped castings by various casting methods (sand casting, investment casting, gravity die casting, pressure casting); casting parts of valves and actuators to it; details of average load produced by all means pouring and working at the corrosion impact and alternating loads.

Note

Aluminum foundry alloy system Al-Mg.
Corrosion resistant thermally neurocinema alloy of medium strength having a satisfactory castability.

Standards

Name	Code	Standards
Non-ferrous metals, including rare, and their alloys	В51	GOST 1583-93
Castings, non-ferrous metals and alloys	В84	OST 26-07-1114-74, OST 1 80029-83, OST 5.9397-90

Chemical composition

Standard	Mn	Si	Fe	Cu	Al	Ti	Zr	Mg
GOST 1583-93	0.4-1	≤0.3	≤0.3	≤0.3	Rest	0.05-0.15	≤0.1	4.8-6.3

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 casting in the mold is ≤ 0.40%, with die casting ≤ 0.50%. The amount of allowable impurities should be for casting in sand molds and for investment models ≤ 0.50%, casting in chill molds ≤ 0.60%, injection molding ≤ 0.70%.

Mechanical properties

σ_U, MPa	d	HB, MPa
Casting. Without heat treatment
≥196	≥4	≥55
≥206	≥5	≥55
≥206	≥3.5	≥55

Description mechanical marks

Name	Description
σ_U	Limit short-term strength
d	Elongation after rupture
HB	Brinell hardness number

Technological properties

Name	The value
Weldability	The alloy is well welded using TIG method.
Machinability	The alloy is well processed by cutting, grinding and polishing.
Corrosion resistance	To improve the corrosion resistance of products made of alloy subjected to anodic oxidation and metalreview (a type of anodic oxidation process).