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Copper M2K

Copper M1b Copper M3r Copper M3 Copper M2p Copper M2k Copper M2 Copper M1f Copper M1u Copper M1r Copper M1k Copper M1 Copper M0k Copper M0b Copper M00k Copper M00b Copper M00 Copper M0 Copper AMFu Copper AMF

Designation

Name The value
Designation GOST Cyrillic М2к
Designation GOST Latin M2k
Transliteration M2k
The chemical elements Cu2к

Description

Copper M2K 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 metals, and their alloys В51 GOST 546-2001, GOST 859-2001

Chemical composition

Standard S P Ni Fe Cu As Zn Sn Sb Pb Bi O Ag
GOST 859-2001 ≤0.01 ≤0.002 ≤0.003 ≤0.005 ≥99.93 ≤0.002 ≤0.004 ≤0.002 ≤0.002 ≤0.005 ≤0.001 ≤0.03 ≤0.003
Cu is the basis.

Mechanical characteristics

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

Description mechanical marks

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

Physical characteristics

Temperature Е, ГПа r, кг/м3 l, Вт/(м · °С) R, НОм · м С, Дж/(кг · °С)
20 132 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

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