Alloy МЛ18 (ВМЛ6)

Designation

Name The value
Designation GOST Cyrillic МЛ18
Designation GOST Latin ML18
Transliteration ML18
By chemical elements CuЛ18
Name The value
Designation GOST Cyrillic ВМЛ6
Designation GOST Latin BML6
Transliteration VML6
By chemical elements ВCuЛ6

Description

Alloy МЛ18 used: for the manufacture of various shaped precision castings parts, aerospace casting techniques, sand casting, gravity die casting, investment casting and plaster mold.

Note

Industrial heat resistant magnesium alloy system MD-REE-Zr.

Standards

Name Code Standards
Non-ferrous metals, including rare, and their alloys В51 OST 1 90168-75

Chemical composition

Standard Si Ni Fe Cu Al Zn Zr Mg Be Ag Cd
OST 1 90168-75 ≤0.03 ≤0.005 ≤0.01 ≤0.03 ≤0.02 7-8 0.7-1.1 Rest ≤0.001 1-1.6 0.4-1
Mg is the basis.
According to OST 1 90168-75 the chemical composition is given for the alloy grade ML18 (VML6). Other (not indicated) impurities - not more than 0.12%. The sum of all detectable impurities in the alloy is not more than 0.20%.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d
Separately cast samples according to OST 1 90168-75
≥240 ≥330 ≥5
≥250 ≥340 ≥6

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d Elongation after rupture