Magnesium-manganese alloy (AlMg4,5Mn0,7) offering excellent corrosion resistance and very good weldability. Non-heat-treatable, with medium strength and good cold formability — first choice for marine and chemical-resistant structures.
(EN 573-3)
| Specifications (%) Remainder: Aluminium |
Others | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Si | Fe | Cu | Mn | Mg | Cr | Ni | Zn | Ti | Ga | V | Notes | Each | Total2 |
| 0,40 | 0,40 | 0,10 | 0,40 - 1,00 | 4,00 - 4,90 | 0,05 - 0,25 | - | 0,25 | 0,15 | - | - | - | 0,05 | 0,15 |
The values below are indicative and show typical mechanical properties according to the standard.
| Delivery temper | Diameter (mm) |
Tensile strength Rm (MPa) |
Proof strength Rp0,2 (MPa) |
Elongation (% min.) |
Hardness HBW |
|||
|---|---|---|---|---|---|---|---|---|
| min. | max. | min. | max. | A50 mm | A | |||
| O / H111 | ≤ 200 | 270 | – | 110 | – | 10 | 12 | 70 |
| H112 | ≤ 200 | 270 | – | 125 | – | 10 | 12 | 70 |
The values and data below are indicative – they help to give a general picture of the material.
| EN AW | Al Mg4,5 Mn0,7 |
|---|---|
| Old designation | Al Mg4,5 Mn |
| Material number (DIN) | 3.3547 |
| United Kingdom (BS) | N8 |
| Italy (UNI) | 9005/5 |
| Spain | L-3321 |
| Sweden | 144140 |
| Norway | 17215 |
| France (AFNOR) | A-G4,5MC |
| Colour code | RAL 8002 Signal Brown |
| Density [g/cm3] | 2,66 |
|---|---|
| Modulus of elasticity [GPa] | 71 |
| Thermal conductivity [W/m*K] | 110 – 140 |
| Thermal expansion coefficient [K-1*10-6] | -50°C – 20°C | 22,3 |
| 20°C – 100°C | 24,2 | |
| 20°C – 200°C | 25,0 | |
| 20°C – 300°C | 26,0 | |
| Specific heat [J/(kg*K)] | 900 |
| Electrical conductivity [m/Ω*mm2] | 16 – 19 |
| Shear modulus [GPa] | 26,8 |
| Machinability | |
|---|---|
| Annealed | 3 |
| Work-hardened | 2 |
| Heat-treated | - |
| Dimensional stability | 2 |
| EDM | 1 |
| Surface treatment | |
|---|---|
| Anodising – protective | 2 |
| Special anodising quality (EQ) | - |
| Anodising – decorative | 4 |
| Painting / coating | 4 |
| Polishing | 2 |
| Weldability | ||
|---|---|---|
| Process | Value | Filler metal |
| Gas | 3 – 4 | SG-Al 5183 |
| TIG | 2 | SG-Al 5356 |
| MIG | 2 | SG-Al 5087 |
| Resistance welding | 2 | - |
| Solderability | |
|---|---|
| Brazing with flux | 4 – 5 |
| Brazing without flux | 4 – 5 |
| Abrasion soldering | 3 |
| Soft soldering with flux | 4 – 5 |
| Corrosion resistance | |
|---|---|
| Normal atmosphere | 1 |
| Marine environment | 1 |
| Formability | ||
|---|---|---|
| Cold forming | Value | Delivery temper |
| Bending | 2 | |
| Compression forming | 4 | |
| Deep drawing | 2 | O |
| Upsetting | 2 – 3 | O |
| Impact extrusion | 4 | |
| Hot forming | ||
|---|---|---|
| Closed-die forging | 4 – 5 | |
| Extrusion | 4 | |
| Hammer forging | 4 | |
| Food-contact use (DIN EN 602) | yes |
|---|
DIN EN 755-4 : 2008
| Group I |
EN AW-1050A, EN AW-1070A, EN AW-1200, EN AW-1350 EN AW-3102, EN AW-3003, EN AW-3103 EN AW-5005, EN AW-5005A, EN AW-5051A, EN AW-5251 EN AW-6101A, EN AW-6101B, EN AW-6005, EN AW-6005A, EN AW-6106, EN AW-6008, EN AW-6010A, EN AW-6012, EN AW-6014, EN AW-6018, EN AW-6023, EN AW-6351, EN AW-6060, EN AW-6360, EN AW-6061, EN AW-6261, EN AW-6262, EN AW-6262A, EN AW-6063, EN AW-6063A, EN AW-6463, EN AW-6065, EN AW-6081, EN AW-6082, EN AW-6182 |
|---|---|
| Group II |
EN AW-2007, EN AW-2011, EN AW-2011A, EN AW-2014, EN AW-2014A EN AW-2017A, EN AW-2024, EN AW-2030 EN AW-5019, EN AW-5049, EN AW-5052, EN AW-5154A, EN AW-5454, EN AW-5754, EN AW-5083, EN AW-5086 EN AW-7003, EN AW-7005, EN AW-7108, EN AW-7108A, EN AW-7020, EN AW-7021, EN AW-7022, EN AW-7049A, EN AW-7075 |
| Ø mm | Tolerances | ||
|---|---|---|---|
| from | to | Alloy group I | Alloy group II |
| ≥ 10 | 18 | ± 0,22 | ± 0,30 |
| 18 | 25 | ± 0,25 | ± 0,35 |
| 25 | 40 | ± 0,30 | ± 0,40 |
| 40 | 50 | ± 0,35 | ± 0,45 |
| 50 | 65 | ± 0,40 | ± 0,50 |
| 65 | 80 | ± 0,45 | ± 0,70 |
| 80 | 100 | ± 0,55 | ± 0,90 |
| 100 | 120 | ± 0,65 | ± 1,0 |
| 120 | 150 | ± 0,80 | ± 1,2 |
| 150 | 180 | ± 1,0 | ± 1,4 |
| 180 | 220 | ± 1,15 | ± 1,7 |
DIN EN 755-4 : 2008
| Group I |
EN AW-1050A, EN AW-1070A, EN AW-1200, EN AW-1350 EN AW-3102, EN AW-3003, EN AW-3103 EN AW-5005, EN AW-5005A, EN AW-5051A, EN AW-5251 EN AW-6101A, EN AW-6101B, EN AW-6005, EN AW-6005A, EN AW-6106, EN AW-6008, EN AW-6010A, EN AW-6012, EN AW-6014, EN AW-6018, EN AW-6023, EN AW-6351, EN AW-6060, EN AW-6360, EN AW-6061, EN AW-6261, EN AW-6262, EN AW-6262A, EN AW-6063, EN AW-6063A, EN AW-6463, EN AW-6065, EN AW-6081, EN AW-6082, EN AW-6182 |
|---|---|
| Group II |
EN AW-2007, EN AW-2011, EN AW-2011A, EN AW-2014, EN AW-2014A EN AW-2017A, EN AW-2024, EN AW-2030 EN AW-5019, EN AW-5049, EN AW-5052, EN AW-5154A, EN AW-5454, EN AW-5754, EN AW-5083, EN AW-5086 EN AW-7003, EN AW-7005, EN AW-7108, EN AW-7108A, EN AW-7020, EN AW-7021, EN AW-7022, EN AW-7049A, EN AW-7075 |
| Ø mm | Tolerances | ||
|---|---|---|---|
| from | to | Alloy group I | Alloy group II |
| ≥ 10 | 18 | ± 0,22 | ± 0,30 |
| 18 | 25 | ± 0,25 | ± 0,35 |
| 25 | 40 | ± 0,30 | ± 0,40 |
| 40 | 50 | ± 0,35 | ± 0,45 |
| 50 | 65 | ± 0,40 | ± 0,50 |
| 65 | 80 | ± 0,45 | ± 0,70 |
| 80 | 100 | ± 0,55 | ± 0,90 |
| 100 | 120 | ± 0,65 | ± 1,0 |
| 120 | 150 | ± 0,80 | ± 1,2 |
| 150 | 180 | ± 1,0 | ± 1,4 |
| 180 | 220 | ± 1,15 | ± 1,7 |