Common rectangular tube materials include carbon steel, stainless steel, aluminum alloy, etc. Carbon steel rectangular tubes have the characteristics of low price and high strength, and are mainly used in mechanical structures and building structures. Stainless steel rectangular tubes have the characteristics of corrosion resistance and aesthetics, and are mainly used in food, medicine and other industries. The aluminum alloy rectangular tube has the characteristics of light weight and easy processing, and is mainly used in the fields of car body and aviation.
Basic size | Area | Weight | ||
A | B | S | F/cm2 | G/kg·m- |
mm | ||||
36 | 18 | 1.5 | 1.49 | 1.17 |
2 | 1.93 | 1.52 | ||
2.5 | 2.34 | 1.84 | ||
3 | 2.73 | 2.14 | ||
3.5 | 3.08 | 2.42 | ||
50 | 32 | 2 | 3.05 | 2.4 |
2.5 | 3.74 | 2.94 | ||
3 | 4.41 | 3.46 | ||
70 | 50 | 4 | 8.69 | 6.82 |
5 | 10.57 | 8.3 | ||
6 | 12.34 | 9.69 | ||
7 | 14 | 10.99 | ||
80 | 60 | 4 | 10.29 | 8.07 |
5 | 12.57 | 9.87 | ||
6 | 14.74 | 11.57 | ||
7 | 16.8 | 13.19 | ||
90 | 60 | 4 | 11.09 | 8.7 |
5 | 13.57 | 10.65 | ||
6 | 15.94 | 12.52 | ||
7 | 18.2 | 14.29 | ||
100 | 70 | 5 | 15.57 | 12.22 |
6 | 18.34 | 14.4 | ||
7 | 21 | 16.48 | ||
8 | 23.54 | 18.48 |
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Shandong Zhengde Metal Manufacturing Co., Ltd. is a production and sales company integrating hot-rolled steel coils, cold-rolled steel coils, galvanized steel coils, color-coated steel coils, section steel, steel pipes, steel wires, metal mesh, stainless steel, aluminum, copper and other metal products integrated large enterprises. Five production and sales bases have been formed in Binzhou, Liaocheng, Wuxi, Tianjin, Jinan and Tai'an, with more than 100 production lines, 4 nationally recognized laboratories, 2 technical engineering centers, and 5 enterprise technology centers. Products are exported to more than 50 countries and regions such as North America, South America, Europe, Africa, Oceania, Middle East, and Southeast Asia.