Copper M00k
Designation
| Name |
The value |
| Designation GOST Cyrillic |
М00к |
| Designation GOST Latin |
M00k |
| Transliteration |
M00k |
| The 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 metals, and their alloys |
В51 |
GOST 546-2001, GOST 859-2001 |
| Wire of non-ferrous 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 |
The 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 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 |
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 |
