方管是一种挤压产品，广泛用于所有类型的制造项目，其中轻质和耐腐蚀性是主要考虑因素。方管内外均为方角，无焊缝。

方管: Tubular metal material with a square cross-section, mainly made of steel, aluminum or other alloy materials. Because of its uniform structure, smooth surface and excellent mechanical properties, metal square pipes have been widely used in many fields.

Scope of application: Building structure: Metal square pipe because of its beautiful, strong and easy to install characteristics, widely used in building structure bracket, beam, column, guardrail and door and window frame and other parts.

Mechanical construction: In the manufacture of all types of mechanical equipment, metal square tubes are the ideal material for support parts, frames, guides and shields, providing the necessary structural strength and precision.

Furniture manufacturing: Metal square tubes not only provide solid support in the design and manufacture of modern furniture, such as tables and chairs, bookshelves, storage shelves, etc., but also give the furniture a modern beauty.

Transport vehicles: In the manufacture of cars and motorcycles, metal square tubes are used to make key components such as frames, luggage racks and bumpers, ensuring the structural safety and durability of transport vehicles.

Agricultural machinery: Metal square pipes play an important role in the manufacture of certain components of agricultural machinery, such as brackets and pipes, improving the stability and efficiency of the machinery.

Shelves and storage equipment: Metal square pipes are used to build shelves and storage equipment, providing a solid structural support for storing a variety of goods and materials.

Fitness equipment: In the manufacture of fitness equipment, the metal square tube not only ensures the stability of the structure, but also provides the possibility for the diversity of the design.