Leading Suppliers Globally for Rectangular Aluminium Tubes

Here is a list of some well-known global suppliers of Rectangular Aluminium Tubes:

1. Sapa Extrusions
2. Kaiser Aluminum
3. Constellium
4. Hydro Extrusion
5. Arconic
6. Norsk Hydro
7. Novelis
8. YKK Corporation
9. Taber Extrusions
10. Alcoa Corporation

Please note that this list may not be exhaustive, but these companies are recognized as leading suppliers in the global aluminum industry.