Copper M00k

Designation

Name The value
Designation GOST Cyrillic М00к
Designation GOST Latin M00k
Transliteration M00k
By chemical elements Cu00к

Description

M00k copper is used: as a feedstock for the production of cast and deformed semi-finished products from copper and copper alloys.

Note

The copper cathode.

Standards

Name Code Standards
Non-ferrous metals, including rare, and their alloys В51 GOST 546-2001, GOST 859-2001
Wire from nonferrous metals and their alloys В74 TU 1844-01-48564189-2000

Chemical composition

Standard S Fe Cu As Sb Pb Bi Se O Ag Te
GOST 859-2001 ≤0.0015 ≤0.001 Rest ≤0.0005 ≤0.0004 ≤0.0005 ≤0.002 ≤0.002 ≤0.01 ≤0.002 ≤0.002
Cu is the basis.
According to GOST 859-2001, the sum of the mass fractions of Bi + Se + Te ≤ 0.00030%, the sum of the mass fractions of Cr + Mn + Sb + Cd + As + P ≤ 0.0015%, the sum of the mass fractions of Sn + Ni + Fe + Si + Zn + Co ≤ 0.0020%, the sum of the impurities (specified in the table, other than oxygen) ≤ 0.0065%.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % HB, MPa
Copper cathodes
90-150 200-250 ≥60 ≥45
300-450 400-490 ≥6 ≥110

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d5 Elongation after rupture
HB Brinell hardness number

Physical characteristics

Temperature Е, HPa r, kg/m3 l, W/(m · °C) R, Mr. · m С, J/(kg · °C)
20 128 8940 387 178 390

A description of the physical symbols

Name Description
Е The normal elasticity modulus
r Density
l Coefficient of thermal conductivity
R UD. the resistivity