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Alloy MNA13-3 (Cunial A)

Designation

Name The value
Designation GOST Cyrillic МНА13-3
Designation GOST Latin MHA13-3
Transliteration MNA13-3
The chemical elements CuNiAl13-3
Name The value
Designation GOST Cyrillic Куниаль А
Designation GOST Latin Kuhial A
Transliteration Kunial A
The chemical elements Coуниаль

Description

Alloy MNA13−3 is used: for the manufacture of flat and long steel (bars) products products of the high strength of different branches of engineering.

Standards

Name Code Standards
Non-ferrous metals, including rare metals, and their alloys В51 GOST 28873-90, GOST 492-2006
Bars В55 TU 48-21-407-84

Chemical composition

Standard Mn Fe Cu Al Pb Ni+Co
GOST 492-2006 ≤0.5 ≤1 The rest 2.3-3 ≤0.002 12-15
Cu is the basis.
According to GOST 492-2006, the total mass fraction of impurities is ≤ 1.90%.

Mechanical characteristics

Section, mm σB, MPa d5, % Brinell hardness number, MPa
Rolled steel in the delivery state
380-470 10-15 -
900-950 2-4 ≥255

Description mechanical marks

Name Description
Section Section
σB Limit short-term strength
d5 Elongation after rupture

Technological properties

Name The value
Corrosion resistance The alloy is resistant.

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