ZnA14Cu3A
The alloy has good fluidity, high strength, good corrosion resistance. Variability of the sizes to 0,5%. Hardness ZnA14Cu3A sand casting (GOST 25140−93) HB 10 -1 = 85 MP and.
for the manufacture of castings of parts requiring high accuracy in the automotive and other industries.
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Metals and alloys | Zinc Foundry Alloys |
Chemical composition
| Standard | Fe, % | Si, % | Sn, % | Mg, % | Cu, % | Zn, % | Al, % | Pb, % | Cd, % |
|---|---|---|---|---|---|---|---|---|---|
| GOST 25140-93 | < 0.06 | < 0.015 | < 0.001 | 0.02–0.06 | 2.5–3.7 | 91.66–93.98 | 3.5–4.5 | < 0.004 | < 0.003 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\epsilon_L$$, % | Treatment |
|---|---|---|---|---|---|---|---|
| Casting | GOST 25140-93 | in sandy form | 215 | 1 |
Brinell hardness number
| Rolling | Standard | Classifiers | Value, HBW |
|---|---|---|---|
| Casting | GOST 25140-93 | in sandy form | 850 |
Standards
| Standard | Description |
|---|---|
| GOST 25140-93 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Sn | % | Tin |
| Mg | % | Magnesium |
| Cu | % | Copper |
| Zn | % | Zinc |
| Al | % | Aluminium |
| Pb | % | Lead |
| Cd | % | Cadmium |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |