Rectangular Steel Box Section
Size: 20*20-500*500mm or as the requirement,
large size steel tube above 500*500 can be produced.
Thickness: 1.3-40mm or as the requirement
Length: 5.8m/6m/12m or as the requirement
Description
Products Specification:
Size | 20*20*1.0-500*500*16mm or as the requirement, large size steel tube above 500*500 can be produced. |
Thickness | 1.3-40mm or as the requirement |
Length | 5.8m/6m/12m or as the requirement |
Steel grades | Q195,Q235,Q355,Q390,Q550,Q690,Q700 JIS G3466,STKR400,STRK490 ASTM A500,A501,CSA G40.21 50w Class C & Class H EN10219, EN10210,EN10025 We can also produce Indian brands, Chilean brands, Australian brands, and other brands. |
Application | Steel Frame Glass Curtain Wall Heavy steel structure Aerospace engineering High-speed rail Shipbuilding` |
Package | in the bundle, or wrapped with waterproof cloth as per the customers' requirement |
Delivery Time | 7-30 days |
Loading Port | Xingang, Tianjin, China |
MOQ | 10 tons |
1. All the pipes are high-frequency welded. 2. Both inner and outer welded stabs can be removed. 3. Pipe can be necked down and punched holes. 4. Supplying BV or SGS Inspection if the client needs it. | |

Three maintenance tips for rectangular steel box sections in construction:
In construction production, people use many types of building materials. The rectangular steel box section is one of the more commonly used ones, and its range of use is very wide, playing an important role in the construction industry. However, there will be some problems during use. The best solution to these problems is care and maintenance. So if you want to extend the life of the square and rectangular tube you are using, you might as well try the following three tips to care for and maintain it:
(1) No one is allowed to dismantle any components on the square and rectangular tubes. If the components are dismantled, they should be reprocessed before use to avoid problems during use, resulting in poor construction quality;
(2) The drainage work of square and rectangular pipes is important, so it must be arranged in place. If you encounter a rainy day, you should take rainproof measures, and there should be no water accumulation. If there is water accumulation, storage measures should be taken again;
(3) Personnel should be arranged to inspect the rectangular pipe every day, mainly to check whether its accessories are complete and whether there are any problems. If problems occur, they should be dealt with in time to ensure normal use.
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