PA-Brogren
Bearing friction units of sewing machines, machines I home appliances appliances, juicers, hair dryers, tape recorders, electric motors Low-power, conveyors, accounting and computing machinery, boards of small gears, cars, tractors, motorcycles, etc. Replace tin alloy bronze, brass bearings
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 | 88.5–90 | 0.5–1 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | Treatment |
|---|---|---|---|---|---|---|
| Alloy | GOST 26719-85 | 78.5 |
Brinell hardness number
| Rolling | Standard | Classifiers | Value, HBW |
|---|---|---|---|
| Alloy | GOST 26719-85 | 250 |
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 |