Anodizable And Machinable 6061 T6 Aluminum Square Pipe Used As Aircraft Structures
6061 ALUMINUM ALLOY CHARACTERISTICS:
Welding = Excellent
Machining / Grinding = Good
Bending / Forming = Poor
Wear Resistance = Good
Corrosion Resistance = Good
6061 T6 Aluminum Square Tube
Grade 6061 aluminum has good strength and corrosion resistance properties, is easily anodizable and machinable, and is even bendable in some cases. Due to its versatility, 6061 can be used in structural components, bike frames, machined parts, and boating components.
6061 is also weldable. Overall, grade 6061 aluminum square tube is a structural aluminum alloy that provides many excellent features and outstanding benefits.
6061 Aluminum Square Tube Chemical Composition
Silicon minimum 0.4%, maximum 0.8% by weight
Iron no minimum, maximum 0.7%
Copper minimum 0.15%, maximum 0.4%
Manganese no minimum, maximum 0.15%
Magnesium minimum 0.8%, maximum 1.2%
Chromium minimum 0.04%, maximum 0.35%
Zinc no minimum, maximum 0.25%
Titanium no minimum, maximum 0.15%
Other elements no more than 0.05% each, 0.15% total
Remainder aluminum (95.85–98.56%)
Chemical Composition Limits |
Weight% | Al | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Other Each | Others Total |
6061 | Bal | 0.40 - 0.80 | 0.70 max | 0.15-0.40 | 0.15 | 0.8-1.2 | 0.04-0.35 | 0.25 max | 0.15 max | 0.05 max | 0.15 max |
Aluminum 6061 is an extremely versatile heat treatable aluminum alloy due to its content of silicon and magnesium. 6061 has a wide range of mechanical and corrosion resistance properties as well as having most of the good qualities of aluminum. 6061 is used in a many applications from aircraft structures, yacht construction, truck bodies, bicycle frames to screw machine parts.

