Aluminum alloy AL2 (AK12)
Chemical composition
| Al | Aluminum | Rest |
| Fe | Iron | <1.5 |
| Si | Silicon | 10.0 — 13.0 |
| Mg | Magnesium | <0.1 |
| Mn | Manganese | <0.5 |
| Cu | Copper | <0.6 |
| Ti | Titanium | <0.1 |
| Zn | Zinc | <0.3 |
| Zr | Zirconium | <0.1 |
| Ot | Total impurities | <2.7 |
S-AlSi12 BOHLER WELDING
GK-AlSi12 DIN 1725 Part 2
G-AlSi12g DIN 1725 Part 2
GK-AlSi12g DIN 1725 Part 2
3.2581.02 DIN 1725 Part 2
3.2581.44 DIN 1725 Part 2
3.2581.45 DIN 1725 Part 2
G-AlSi12 DIN 1725 Part 2
3.2581.01 DIN 1725 Part 2
GD-AlSi12 DIN 1725 Part 2
3.2582.05 DIN 1725 Part 2
GB-AlSi12 DIN 1725 Part 5
GBD-AlSi12 DIN 1725 Part 5
3.2521 DIN 1725 Part 5
230 A DIN 1725 Part 5
3.2586 DIN 1725 Part 5
230 DIN 1725 Part 5
S-AlSi12 DIN 1732 Part 1
3.2585 DIN 1732 Part 1
SG-AlSi12 DIN 1732 Part 1
3.2585 DIN 1732 Part 1
4047 DIN 1732 Part 1
EL-AlSi12 DIN 1732 Part 1
3.2285 DIN 8512
L-AlSi12 DIN 8513 Part 4
AL 104 DIN EN 1044: 1999
B-Al88Si-575/585 DIN EN 1044: 1999
EN AC-44200 DIN EN 12392: 2016
EN AC-AlSi12 (a) DIN EN 12392: 2016
EN AC-44200 DIN EN 12392: 2016 / A1: 2019
EN AC-AlSi12 (a) DIN EN 12392: 2016 / A1: 2019
EN AB-44100 DIN EN 1676: 2010
EN AB-44200 DIN EN 1676: 2010
EN AB-44300 DIN EN 1676: 2010
EN AB-AlSi12 (b) DIN EN 1676: 2010
EN AB-AlSi12 (a) DIN EN 1676: 2010
EN AB-AlSi12 (Fe) (a) DIN EN 1676: 2010
EN AB-44500 DIN EN 1676: 2010
EN AB-AlSi12 (Fe) (b) DIN EN 1676: 2010
EN AB-44100 DIN EN 1676: 2019
EN AB-AlSi12 (b) DIN EN 1676: 2019
EN AB-44200 DIN EN 1676: 2019
EN AB-AlSi12 (a) DIN EN 1676: 2019
EN AB-44300 DIN EN 1676: 2019
EN AB-AlSi12 (Fe) (a) DIN EN 1676: 2019
EN AC-44100 DIN EN 1706: 2013
EN AC-44200 DIN EN 1706: 2013
EN AC-44300 DIN EN 1706: 2013
EN AC-AlSi12 (b) DIN EN 1706: 2013
EN AC-AlSi12 (a) DIN EN 1706: 2013
EN AC-AlSi12 (Fe) (a) DIN EN 1706: 2013
EN AC-44500 DIN EN 1706: 2013
EN AC-AlSi12 (Fe) (b) DIN EN 1706: 2013
EN AC-44100 DIN EN 1706: 2019
EN AC-AlSi12 (b) DIN EN 1706: 2019
EN AC-44200 DIN EN 1706: 2019
EN AC-AlSi12 (a) DIN EN 1706: 2019
EN AC-44300 DIN EN 1706: 2019
EN AC-AlSi12 (Fe) (a) DIN EN 1706: 2019
EN AC-44500 DIN EN 1706: 2019
EN AC-AlSi12 (Fe) (b) DIN EN 1706: 2019
EN AW-4047A DIN EN 573−3: 2013
EN AW-AlSi12 (A) DIN EN 573−3: 2013
Aluminum alloys DIN EN 601: 2004
Aluminum alloys DIN EN 602: 2004
Al 112 DIN EN ISO 17672
230D VDS
230 VDS
230 VDS
Analogs in Russia
AL2 Included in 2 standards
AK12ch GOST 1583−93
SIL-1 GOST 1583−93
AK12zh GOST 1583−93
SIL-2 GOST 1583−93
AK12 GOST 1583−93
AK12 GOST 1583−93
AL2 GOST 2171−90
AL16 GOST 2171−90
AK12 GOST R 55375−12
AL2 GOST R 55375−12
AK12ch GOST R 55375−12
SIL-1 GOST R 55375−12
AK12zh GOST R 55375−12
SIL-2 GOST R 55375−12
AK12 GOST R 55375−12
STR 1C OST 1 92014−90
Analogs in the USA
S 12c
B413.0
S 12a
Balsi-4
ER4047
Balsi-4
S 12a
B413.1 AA
4047 AA
A413.0 AA
4047A AA
413.2 AA
4185 AMS
AMS-B-20148 AMS
AA4032 ANSI
AA4047 ANSI
AA4047A ANSI
EN AC-44100 ASME SB / EN 1706
EN AC-44200 ASME SB / EN 1706
EN AC-44300 ASME SB / EN 1706
EN AC-AlSi12 (b) ASME SB / EN 1706
EN AC-AlSi12 (a) ASME SB / EN 1706
EN AC-AlSi12 (Fe) (a) ASME SB / EN 1706
EN AC-44500 ASME SB / EN 1706
EN AC-AlSi12 (Fe) (b) ASME SB / EN 1706
SF A5.8 (BAlSi-4) ASME SF-A5.8
B 179 (413.2) ASTM B179
B 275 (A 04132) ASTM B275
B 275 (A 14130) ASTM B275
B 85 (A413.0) ASTM B85
A5.8 (BAlSi-4) AWS A5.8
C2.25 (W-AI-4047) AWS C2.25
13 MIL A-15153
J452 (305) SAE J452
A04132 UNS
A94047 UNS
A14130 UNS
A413.0 Included in 2 standards
413.2 Included in 2 standards
Alloy based on the aluminum — silicon — magnesium system (silumin). Dense hermetic castings of complex shape are obtained from the alloy, which do not experience significant loads during operation, the alloy is characterized by high tightness. Technical requirements GOST 1583−93 Cast aluminum alloys. Technical conditions GOST 2171−90 Parts, products, semi-finished products and billets of non-ferrous metals and alloys. Designation of the brand GOST 2171−90 Parts, products, semi-finished products and blanks from non-ferrous metals and alloys. Designation of the brand GOST 2685−75 Cast aluminum alloys. GOST R 55375−12 grades Primary aluminum and alloys based on it. Stamps
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 | < 1.5 | 10–13 | < 0.1 | < 0.5 | < 0.1 | < 0.6 | < 0.3 | < 0.1 | 84.3–90 |
Information on suppliers
Physical characteristics
| Temperature, °C | $$E\cdot 10^{9}$$, $$MPa$$ | $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ | $$\varkappa$$, $$\frac{W}{m\cdot K}$$ | $$\rho$$, $$\frac{kg}{m^3}$$ | $$c\cdot 10^{-3}$$, $$\frac{J}{kg\cdot K}$$ | $$R\cdot 10^{-6}$$, $$\Omega\cdot m$$ |
|---|---|---|---|---|---|---|
| 20 | 0.7 | 2650 | 54.8 | |||
| 100 | 21.1 | 168 | 838 |
Mechanical properties at 20 °C
Brinell hardness number
Casting and technological parameters
| linear shrinkage, % |
|---|
| 0.8 |
Analogues
| USA | Germany |
|---|---|
| A04130 | G-AlSi11 |
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 |
|---|---|---|
| $$E\cdot 10^{9}$$ | $$MPa$$ | Elastic modulus |
| $$\alpha\cdot 10^{6}$$ | $$K^{-1}$$ | Coefficient of thermal (linear) expansion (range 20°C–T) |
| $$\varkappa$$ | $$\frac{W}{m\cdot K}$$ | Coefficient of thermal conductivity (the heat capacity of the material) |
| $$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |
| $$c\cdot 10^{-3}$$ | $$\frac{J}{kg\cdot K}$$ | The specific heat of the material (range 20°C–T) |
| $$R\cdot 10^{-6}$$ | $$\Omega\cdot m$$ | Electrical resistivity |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma_{Y}$$ | $$MPa$$ | Yield strength |
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |
Description of the casting and technological parameters
| Parameter | Units of measurement | Description |
|---|---|---|
| linear shrinkage | % | The difference between model dimensions and the model casting |