Tianjin Lefin Industrial Co., Ltd is one of the most experienced manufacturers and suppliers of gb/t3091 circular hollow section in China. Please feel free to buy high quality gb/t3091 circular hollow section from our factory. Good service and reasonable price are available.
GB/T3091 CIRCULAR HOLLOW SECTION
Description: Circular Tube
Standard: GB/T3091
Grade: Q235, Q275, Q355，Q420, Q460
Size: 1/2 INCH--24 INCH
Wall Thickness: 5--50 MM
Wall Thickness Tolerance: ±10%
Length: Normally 6M/12M, also depends on the requirements
Application: Constructions of buildings and infrastructures, Transportation industry, production of machine
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