Alloy aluminum AK8M (AL32)
Chemical composition
| Al | Aluminum | Rest |
| Fe | Iron | <0.6 |
| Si | Silicon | 7.5 — 9.0 |
| Mg | Magnesium | 0.35 — 0.55 |
| Mn | Manganese | 0.3 — 0.5 |
| Cu | Copper | 1.0 — 1.5 |
| Ti | Titanium | 0.1 — 0.3 |
| Zn | Zinc | <0.3 |
| Zr | Zirconium | <0.1 |
| Ot | Total impurities | <0.8 |
Analogs in Germany
EN AB-46400 DIN EN 1676: 2010
EN AB-AlSi9Cu1Mg DIN EN 1676: 2010
EN AB-46400 DIN EN 1676: 2019
EN AB-AlSi9Cu1Mg DIN EN 1676: 2019
EN AC-46400 DIN EN 1706: 2013
EN AC-AlSi9Cu1Mg DIN EN 1706: 2013
EN AC-46400 DIN EN 1706: 2019
EN AC-AlSi9Cu1Mg DIN EN 1706: 2019
AlSi7Cu1 TGL 6556/02
Analogs in the USA
328.0 AA
EN AC-46400 ASME SB / EN 1706
EN AC-AlSi9Cu1Mg ASME SB / EN 1706
B 26 (328.0) ASTM B26
B 26 (A03280) ASTM B26
B 275 (A 03280) ASTM B275
B 618 (328.0) ASTM B618
J452 (327) SAE J452
A03280 UNS
Analogs in Russia
AK9 GOST 1583−93
AK8M GOST 1583−93
AL32 GOST 1583−93
AL32Z GOST 1583−93
AL32V GOST 1583−93
AL32K GOST 1583−93
AL32D GOST 1583−93
AL32 GOST 2171−90
AK9 GOST 2685−75
AL32 GOST 2685−75
AL4V GOST 2685−75
AK9 GOST R 55375−12
AK9 GOST R 55375−12
For the manufacture of shaped castings; the alloy is highly tight. Technical requirements — according to GOST 1583−93 and GOST R 55375−12 (primary aluminum and alloys based on it. Grades)
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Aluminum, aluminum alloys | Foundry aluminum alloys |
Chemical composition
| Standard | Fe, % | Si, % | Mg, % | Mn, % | Ti, % | Cu, % | Zn, % | Zr, % | Al, % |
|---|---|---|---|---|---|---|---|---|---|
| GOST 1583-93 | < 0.9 | 7.5–9 | 0.3–0.5 | 0.3–0.5 | 0.1–0.3 | 1–1.5 | < 0.3 | < 0.1 | 86.9–90.8 |
Information on suppliers
Physical characteristics
| Temperature, °C | $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ | $$\rho$$, $$\frac{kg}{m^3}$$ |
|---|---|---|
| 20 | 2650 | |
| 100 | 20.4 |
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | δ, % | Treatment |
|---|---|---|---|---|---|---|---|
| Casting | GOST 1583-93 | 176–284 | 0.5–2 |
Analogues
| USA | Germany | United Kingdom | China |
|---|---|---|---|
| 327 | G-AlSi8Cu3 | LM27 | ZAlSi8Cu1Mg |
Standards
| Standard | Description |
|---|---|
| GOST 1583-93 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mg | % | Magnesium |
| Mn | % | Manganese |
| Ti | % | Titan |
| Cu | % | Copper |
| Zn | % | Zinc |
| Zr | % | Zirconium |
| Al | % | Aluminium |
Description of physical characteristics
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\alpha\cdot 10^{6}$$ | $$K^{-1}$$ | Coefficient of thermal (linear) expansion (range 20°C–T) |
| $$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| δ | % | Elongation after rupture |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |