Alloy Nvmg3-0,05 V

Designation

Name The value
Designation GOST Cyrillic НВМг3-0,05в
Designation GOST Latin HBMg3-0,05b
Transliteration NVMg3-005v
By chemical elements NiВMg3-0,05в

Description

Alloy Nvmg3−0.05 V is used: for the production of forged bars for the manufacture of thin-walled tubes and strip thickness of 0.05−2.0 mm, used in electronics and other industries; the cathodes.

Note

Alloy vacuum smelting.
The alloy Nvmg3−0,05 V according to ST SEV 1257−78 fully complies with alloy NiW3Mg0,05.

Standards

Name Code Standards
Tubes of non-ferrous metals and alloys В64 GOST 13548-77
Non-ferrous metals, including rare, and their alloys В51 GOST 19241-80, GOST 28873-90
Tape В54 GOST 2170-73
Bars В55 TU 48-0814-115-2000

Chemical composition

Standard C S P Mn Si Ni Fe Cu Al Zn Sn Sb Pb Bi W O Mg Cd
GOST 19241-80 ≤0.06 ≤0.003 ≤0.001 ≤0.01 ≤0.006 Rest ≤0.04 ≤0.02 ≤0.01 ≤0.004 ≤0.001 ≤0.001 ≤0.002 ≤0.001 2.5-3.5 ≤0.003 0.04-0.07 ≤0.001
Ni is the basis.
According to GOST 19241-80 the total mass fraction of nickel and cobalt is ≥ 96.0%. The oxygen content is indicated for the alloy in ingots.

Mechanical properties

σU, MPa d5, % d10
Tape supplied according to GOST 2170-73 (samples)
≥340 ≥31 ≥30
≥440 ≥12 ≥10
≥540 ≥3 ≥2

Description mechanical marks

Name Description
σU Limit short-term strength
d5 Elongation after rupture
d10 Elongation after rupture