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

σ_U, 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
σ_U	Limit short-term strength
d₅	Elongation after rupture
d₁₀	Elongation after rupture