aluminum U channel extrusions are ideal for window construction and also suitable for electronics, electromechanical, automotive, furnishings, and residential construction industries. Made from 1050, 1070, 3103, and 6060 alloys, they can be produced in very small sizes with standard dimensional tolerances of +/- 0.15 mm, customizable upon request. The minimum order quantity is 200 kg, with delivery guaranteed within two weeks.




Electrolytic Two-Step Anodize
Inspect the seals and weatherstripping around your aluminum windows: Regularly inspect the seals and weatherstripping around your aluminum windows for any signs of wear, damage, or gaps. Replace damaged or worn-out seals to maintain proper insulation and energy efficiency. Clean the seals regularly to prevent dirt or debris buildup that can affect their effectiveness.
Steel or Iron Which is Stronger?
For homeowners looking to redefine their spaces with style, our wrought iron fences serve as more than just property lines; they also serve as style statements. Imagine a classic style enhancing the welcoming atmosphere of your home’s entrance. Our residential installations expertly combine security and beauty, enhancing the curb appeal of your house.
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Mac McCarthy of Welded Sculptures by Mac states that “ornamental iron is made with mild steel which is shaped by machines and is more available today so it is used more when fabricating and installing fences, gates, handrails, balconies, etc. Ornamental iron is steel and not forged or cast like Wrought Iron”.
The best construction method for iron fence is one that is strong and looks good from both sides. Below are a couple of photos showing how we build our Stronghold Iron fence with a punched rail and fully welded construction at the picket-to-rail intersection and for the decorative finial tip. You can see the picket (upright) goes through the middle of the punched rail for a strong connection and clean look from both sides of the fence:
Benefits of wrought iron fence
You must also consider the material thickness of the specific aluminum profiles you are purchasing.


Typical aluminum material for windows and doors profiles is often taken through aging process during extrusion. The process strengthens the material, and as temperature reduces, its strength increases.

