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Depending on the aspect of their application, their cross-sectional shapes can vary. Generally speaking there are four main cross-sectional shapes of fixed window profiles: flat, round, unequal polygon and equal polygon. Among them, the plane type is commonly used in door frames, wall corner lines, etc.; round profiles are mainly used for aluminum alloy pipes; unequal polygons and equal polygons are commonly used for window frames, partitions, etc.

4. Door profile
Facts About Aluminum Fence
Aluminum fence comes in multiple grades, meaning you can choose among several grades of fence, depending on your security needs. Most residential grade aluminum comes with 5/8” by 5/8” vertical pickets and 1’ by 1” horizontal rails. Aluminum fence panels are typically 6 feet in length and you can purchase them in varying heights, depending upon your needs. The average panel weighs 12 pounds. Aluminum also comes with a powder-coated finish and will also never rust, chip, crack, or peel. We offer aluminum with a limited lifetime warranty.
. Artisans can create a myriad of intricate patterns and reliefs that can range from delicate floral motifs to bold geometric designs. The adaptability of cast iron allows it to be molded into virtually any shape, making it an ideal choice for decorative projects. The beauty of this material lies not only in its visual aspects but also in its tactile qualities; the cool touch of cast iron complements its visual weight, providing a sense of grounding.
Overall, cast iron fence panels are a timeless and practical choice for anyone in need of a durable, beautiful, and versatile fencing solution. With their strength, beauty, and ease of installation, it's no wonder that cast iron fence panels continue to be a popular option for homeowners and businesses alike. Whether you're looking to add a touch of sophistication to your property or simply need a reliable and secure fencing option, cast iron fence panels are the perfect choice.