PA-ZhGr3 (ZGr3-20, ZGr3-5.5, ZGr3)
Bearings and parts of friction units of tractors, agricultural machinery, machine tools, instruments, appliances machines, vehicles, such as parts of telescopic shock absorbers, gearboxes and winches etc…
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Powder metallurgy | Iron base powder. Antifriction materials |
Chemical composition
| Standard | Fe, % | C, % |
|---|---|---|
| GOST 26802-86 | 96.8–97.8 | 2.2–3.2 |
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 26802-86 | 70 | 15 |
Standards
| Standard | Description |
|---|---|
| GOST 26802-86 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| 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 |