PA-Broch (Br0-10)
. Details of friction components for engineering, autostructure, instrumentation, hydraulic pumps, shipbuilding, etc., replace babbitt metal, cast bronze type Br05Ts5S5 brands; Br012; Br030; BrAZh9−4, BrAZhMts10−3-1,5 and others.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Powder metallurgy | Copper, base powder. Antifriction materials |
Chemical composition
| Standard | Sn, % | Cr, % | Cu, % |
|---|---|---|---|
| GOST 26719-85 | 4.5–5.5 | 9.5–10.5 | 84–86 |
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 | 176 | 2 |
Brinell hardness number
| Rolling | Standard | Classifiers | Value, HBW |
|---|---|---|---|
| Alloy | GOST 26719-85 | 800 |
Standards
| Standard | Description |
|---|---|
| GOST 26719-85 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Sn | % | Tin |
| Cr | % | Chrome |
| Cu | % | Copper |
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 |