

Aluminium Profiles Quality Test │ Appearance
In terms of wrought iron gate construction, U-frames or gate frames are the ‘backbones’ of gates and the metal frame pieces that go down the side and across the bottom of a gate. Different manufacturers take different approaches when it comes to U-frames, however, fully welded frames that go down the sides and across the bottom of a gate in a U shape will ensure the gate won’t sag.




Despite their names, both cast iron and wrought iron are actually alloys, meaning they contain certain amounts of other materials in addition to iron. Cast iron is usually 2 to 4% carbon and contains small amounts of silicon, manganese and occasionally sulfur and phosphorus. Cast iron is made either by smelting iron ore or pig iron (an intermediate iron ore product) then mixing it with carbon and other metal alloys.
Some of the pertinent features of Type I chromic-acid anodize include the following;
Durability and Strength
3. Aesthetically pleasing and versatile


Most ornamental iron fences are machine made. They can be manufactured in large quantities and bought/sold in bulk.“Genuine” iron fences have not been commercially available since steel was popularized. However, you can still find the pieces needed to create a wrought iron fence, but rarely, if at all, will you find a true wrought iron fence manufacturer or mass producer.
Being a light and pliable metal, aluminum is used to create a variety of products like window and door frames, top-quality semi-finished products, curtain walls, etc.
Types of Aluminum Profiles For Doors and Windows

