Babbit B6
Designation
| Name |
The value |
| Designation GOST Cyrillic |
Б6 |
| Designation GOST Latin |
B6 |
| Transliteration |
B6 |
| The chemical elements |
Be6 |
Description
Babbit B6 is used: to fill the bearings, oil motors, fan motors, machine tools, transmissions, exhaust fans, electric motors with capacity of 100−250 kW., ball mills and other equipment.
Note
Rabbit brand B6 is recommended as a substitute for babbit B16 brand.
The coefficient of friction of the babbit with a lubricant is 0.005. The maximum permissible speed of rotation is 8 m/sec. Maximum load capacity: static — 50 kgf/cm2, dynamic — 50 kgf/cm2 sec. The maximum temperature of normal bearing operation — +110 °C.
Standards
| Name |
Code |
Standards |
| Castings from non-ferrous metals and alloys |
В84 |
OST 24.916.01-71 |
Chemical composition
| Standard |
Fe |
Cu |
As |
Zn |
Sn |
Sb |
Pb |
Bi |
Cd |
| OST 24.916.01-71 |
≤0.1 |
2.5-3 |
0.6-1 |
≤0.15 |
5-6 |
14-16 |
The rest |
≤0.1 |
1.75-2.25 |
Pb is the basis.
The total content of impurities by OST 24.916.01-71 should be ≤ 0.40%.
Mechanical characteristics
| σB, MPa |
d |
Brinell hardness number, MPa |
| In the delivery condition |
| ≥67 |
≥0.2 |
≥32 |
Description mechanical marks
| Name |
Description |
| σB |
Limit short-term strength |
| d |
Elongation after rupture |
Physical characteristics
| Temperature |
r, кг/м3 |
| 20 |
9600 |
A description of the physical symbols
| Name |
Description |
| l |
Coefficient of thermal conductivity |
| С |
Specific heat |
