Galvanized Square Tube

The company specializes in the production and sales of square tubes, rectangular tubes, welded tubes, and special-shaped steel tubes. Our products include high-strength material series, low-temperature resistance series, large-diameter thick-walled series, European, American, and Japanese standard series, cold-rolled precision bright series, and hot-dipped galvanized series, etc.

Product wide application fields: Architectural steel structures (large venues, convention centers, stations, stadiums, residential renovation, etc.), railway bridges, vehicle manufacturing, shipbuilding, traffic facilities, machinery and equipment, wind power equipment, marine engineering, solar photovoltaic supports, multi-level parking garages, decoration and renovation, fitness equipment, and various other fields.

Square and Welded Pipe Materials and Standards: Q235B, Q345B, Q345C, Q345D, Q345E, Q355B, Q355C, Q355D, Q355E, Q355JR, Q355J2, Q355JOH, Q355J2H, Q390B/C/D/E, Q420B/C/D/E, Q460B/C/D/E, Q500 Series, Q510 Series, Q610 Series, Q690 Series, Q700 Series, QSTE700TM, SPCC, SECC, SPHC, SS400, 25Mn, 65Mn, etc., Execution Standards: GB/T6725-2008, GB/T6726-2008, GB/T6727-2008, GB/T6728-2008, GB/T3091-2008, GB/T3094-2000, GLSG3445, GLSG3446, EN10210, EN10219, etc.

Square tube specifications: 20*20--600*600 (1mm-35mm)

Rectangular tube specifications: 10*20 -- 600*800 (1mm -- 35mm)

Welded pipe specifications: 20-800*(1mm-40mm)

Special-shaped Steel Tubes: Available for various mold types including P-shape, D-shape, ellipse, and more.

Standard sizes for mechanical and construction square tubes: 50*50*5, 60*60*6, 70*70*6, 76*76*6, 80*80*8, 86*86*8, 90*90*8, 98*98*10, 108*108*10, 118*118*10, 120*120*12, 135*135*12, 200*200*12, 300*300*14, 400*400*16, 500*500*18, 600*600*20