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Alloy ВМ5

Designation

Name The value
Designation GOST Cyrillic ВМ5
Designation GOST Latin BM5
Transliteration VM5
The chemical elements ВCu5

Description

Alloy ВМ5 used: for the production of ingots-blanks with diameters of 97 and 91 mm, obtained by remelting ingots-electrodes electron-beam melting in a vacuum arc furnace and used for the manufacture of special purpose parts and components of aerospace engineering.

Note

Molybdenum wrought alloy.

Standards

Name Code Standards
Non-ferrous metals, including rare metals, and their alloys В51 TU 48-19-389-84

Chemical composition

Standard B Ti Mo Hf
TU 48-19-389-84 0.001-0.005 0.03-0.05 ≥99.65 0.2-0.35
Mo is the basis.

Mechanical characteristics

sT|s0,2, MPa σB, MPa d y, %
Bars deformed in the state of delivery
≥920 ≥970 ≥21 ≥46

Description mechanical marks

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

Physical characteristics

Temperature Е, ГПа r, кг/м3
20 330 10210

A description of the physical symbols

Name Description
r Density
l Coefficient of thermal conductivity
С Specific heat

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