Specification of Square Steel Tube
The square steel tube is available in different sizes and thicknesses, which make it suitable for various applications. The standard length of the square pipe is six meters, but it can be cut to any length as per requirement. The thickness varies from 0.5mm to 25mm. The different sizes available are 10×10, 12×12, 15×15, 20×20, 25×25, 30×30, 40×40, 50×50, 60×60, 70×70, 80×80, 90×90, and 100×100.
Carbon Steel Square Tube
Carbon steel square tubes are made of carbon steel and are used in various industries because of their strength, durability, and affordability. They are used in the automotive industry, construction, and other manufacturing industries. Carbon steel tubes are available in different sizes, thicknesses, and lengths. The sizes range from 10×10 to 100×100, and the thickness varies from 0.5mm to 25mm. Some of the popular grades of carbon steel used in the manufacturing of square tubes are ASTM A500, ASTM A53, and ASTM A106.
Stainless Steel Square Tube
Stainless steel square tubes are made of stainless steel, which is corrosion-resistant and has high strength. They are used in industries such as pharmaceuticals, food, and beverage, and marine. The stainless steel square tubes come in different sizes, thicknesses, and lengths. The sizes range from 10×10 to 100×100, and the thickness varies from 0.5mm to 25mm. Some of the popular grades of stainless steel used in the manufacturing of square tubes are 304, 304L, 316, 316L, and 321.
Standard of Square Steel Tube
The different standards of square steel tubes are used to ensure their quality and conformity to the requirements of the customers. The major standards used in China are GB/T 6728, ASTM A500, EN 10219, JIS G 3466, and DIN 1626. The GB/T 6728 standard is used for the cold-formed hollow sections of rectangular, square, and circular shapes. The ASTM A500 standard covers structural steel tubing of round, square, rectangular, and special shapes. The EN 10219 standard specifies the technical delivery conditions for cold-formed welded structural hollow sections of non-alloy and fine-grain steels. The JIS G 3466 standard specifies the hot-finished steel sections for general structural purposes. The DIN 1626 standard is used for the welded circular tubes of non-alloy steels.
Conclusion
Square steel tubes are essential building blocks for various industries, and China is a leading manufacturer of these tubes. They are made of carbon steel or stainless steel and come in different sizes, thicknesses, and lengths. The major standards used in China for square steel tubes are GB/T 6728, ASTM A500, EN 10219, JIS G 3466, and DIN 1626. These standards ensure their quality and conformity to the requirements of the customers. In conclusion, China offers a broad range of square steel tubes, which can meet the needs of customers worldwide.