PA-Bro
Bearing friction devices magnetic recording and reproducing units, small gears, motors, acoustic devices, machines for processing food products, household appliances, textile machines and others. They are used to replace the rolling bearing, cast alloys based on ferrous metals (bronze, babbitt, etc.).
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Powder metallurgy | Copper, base powder. Antifriction materials |
Chemical composition
| Standard | Sn, % | Cu, % | C, % |
|---|---|---|---|
| GOST 26719-85 | 9.5–10.5 | 89.25–90.5 | < 0.25 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ | Treatment |
|---|---|---|---|---|---|---|---|
| Alloy | GOST 26719-85 | 60 | 13 |
Brinell hardness number
| Rolling | Standard | Classifiers | Value, HBW |
|---|---|---|---|
| Alloy | GOST 26719-85 | 350 |
Standards
| Standard | Description |
|---|---|
| GOST 26719-85 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Sn | % | Tin |
| Cu | % | Copper |
| C | % | Carbon |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$KCU\cdot 10^{3}$$ | $$\frac{J}{m^2}$$ | Impact toughness |