Alloy MNA6-1.5 (Cunial B)

Designation

Name The value
Designation GOST Cyrillic МНА6-1,5
Designation GOST Latin MHA6-1,5
Transliteration MNA6-15
By chemical elements CuNiAl6-1,5
Name The value
Designation GOST Cyrillic Куниаль Б
Designation GOST Latin Kuhial B
Transliteration Kunial B
By chemical elements Coуниаль Be

Description

Alloy MNA6−1,5 is used: for the manufacture of semi-finished products (strips, bands); springs and other products in the electrical industry.

Standards

Name Code Standards
Non-ferrous metals, including rare, and their alloys В51 GOST 28873-90, GOST 492-2006
Tape В54 TU 48-21-598-82
Tubes of non-ferrous metals and alloys В64 TU 48-21-808-86

Chemical composition

Standard Mn Fe Cu Al Pb Ni+Co
GOST 492-2006 ≤0.2 ≤0.5 Rest 1.2-1.8 ≤0.002 5.5-6.5
Cu is the basis.
According to GOST 492-2006, the total mass fraction of impurities is ≤ 1.10%.

Mechanical properties

Section, mm σU, MPa d5, % HB, MPa
Band in the state of delivery
360-450 30-40 -
650-750 4-6 ≥206

Description mechanical marks

Name Description
σU Limit short-term strength
d5 Elongation after rupture
HB Brinell hardness number

Technological properties

Name The value
Corrosion resistance The alloy is resistant.