Lead C3
Designation
| Name |
The value |
| Designation GOST Cyrillic |
С3 |
| Designation GOST Latin |
C3 |
| Transliteration |
S3 |
| The chemical elements |
Pb3 |
Description
Lead C3 is used: for the manufacture of ingots, blocks and ingots for further processing; soft cold-rolled sheets used for the manufacture of gaskets; sheets, used in chemical engineering and other industries; extruded pipes.
Standards
| Name |
Code |
Standards |
| Pipes from non-ferrous metals and alloys |
В64 |
GOST 167-69 |
| Non-ferrous metals, including rare metals, and their alloys |
В51 |
GOST 3778-98, OST 4.021.009-92 |
| Sheets and stripes |
В53 |
GOST 9559-89, STP М141-80 |
Chemical composition
| Standard |
Fe |
Cu |
As |
Zn |
Sn |
Sb |
Pb |
Bi |
Ag |
| GOST 3778-98 |
≤0.005 |
≤0.002 |
≤0.003 |
≤0.001 |
≤0.002 |
≤0.005 |
≥99.9 |
≤0.06 |
≤0.002 |
Pb is the basis.
According to GOST 3778-98, the total content of magnesium, calcium and sodium should be ≤ 0.020%. The total content of impurities should be ≤ 0.10%.
Mechanical characteristics
| σB, MPa |
d5, % |
| Mechanical properties of lead |
| ≥15 |
60-70 |
| 11-13 |
30-40 |
Description mechanical marks
| Name |
Description |
| σB |
Limit short-term strength |
| d5 |
Elongation after rupture |
