Extruded and Drawn Aluminum Tubes
Arotubi is a company with vast know-how in extrusion and drawing of precision aluminum tubes. Our customers can count on a broad portfolio of measures, with the main alloys being the 1070, 3003/3103 and 6063.
Focused on the excellence of its products, Arotubi uses raw materials from partners that are a reference in quality and commitment to the environment.
ALLOY 1070
EXTRUDED:
– External diameter from 6 to 40mm, with a minimum thickness of 0.5mm and tolerance of 0.08 mm.
– Alloy 1070 is one of the purest found on the market, having at least 99.7% aluminum, and is widely used in white line and commercial refrigeration.
| Temper | Hardness / Strength | Elongation | Main Application |
| F | Very low | High | White and commercial line |
DRAWN:
– External diameter from 2.5 to 40mm, with a minimum thickness of 0.3mm and tolerance of 0.05 mm.
| Temper | Hardness / Strength | Elongation | Main Application |
| H12 | Low | Medium | White Line – Commercial |
| H14 | Medium | Medium | White Line – Commercial |
CHEMICAL COMPOSITION OF ALLOY 1070
| Alloy | Si | Fe | Cu | Mn | Mg | Zn | Ti | Others | AI |
| 1070 | 0 – 0,20% | 0 – 0,25% | 0 – 0,03% | 0 – 0,03% | 0 – 0,03% | 0 – 0,07% | 0 – 0,03% | 0,03% | Min. 99,7% |
ALLOY 3003/3103
EXTRUDED:
– External diameter from 6 to 40mm, with a minimum thickness of 0.5mm and 0.08 mm tolerance.
– Alloy 3003/3103 has high mechanical and corrosion resistance, and is widely used in the automotive segment.
| Temper | Hardness / Strength | Elongation | Main Application |
| F | Medium | High | Automotive |
DRAWN:
– Diameter from 2.5 to 40mm, with minimum thickness of 0.3mm and tolerance 0.05 mm.
| Temper | Hardness / Strength | Elongation | Main Application |
| H12 | Medium | Medium | Automotive |
| H14 | High | Low | Automotive |
CHEMICAL COMPOSITION OF ALLOYS 3003/3103
| Alloy | Si | Fe | Cu | Mn | Mg | Cr | Zn | Zr + Ti | Other | AI |
| 3003 | 0 – 0,60% | 0 – 0,70% | 0,05 – 0,2% | 1,0 – 1,5% | — | — | 0 – 0,10% | — | 0,15% | Restante |
| 3063 | 0 – 0,50% | 0 – 0,70% | 0 – 0,10% | 0,9 – 1,5% | 0 – 0,30% | 0 – 0,10% | 0 – 0,20% | 0 – 0,10% | 0,15% | Restante |
ALLOY 6063
EXTRUDED:
– Diameter from 6 to 40mm, with a minimum thickness of 0.5mm and 0.08 mm tolerance.
– Alloy 6063 is characterized by high mechanical strength, used in several industrial segments and recommended in the manufacture of structural tubes.
| Temper | Hardness / Strength | Elongation | Main Application |
| T4 | Medium | Medium | Structural Tubes (gardening, automotive and other components) |
DRAWN:
– Diameter from 2.5 to 40mm, with a minimum thickness of 0.3mm and 0.05 mm tolerance.
| Temper | Hardness / Strength | Elongation | Main Application |
| T5 / T6 | High | Low | Structural Tubes, Machined Parts |
| T8 | Very higt | Low | |
| O | Medium | Medium | Rivets |
| Plated | High | Low | Miscellaneous |
CHEMICAL COMPOSITION OF ALLOY 6063
| Alloy | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Other | AI |
| 6063 | 0,2 – 0,6% | 0 – 0,35% | 0 – 0,10% | 0 – 0,10% | 0,9 – 0,90% | 0 – 0,10% | 0 – 0,10% | 0 – 0,10% | 0,15% | Remaining |