We are specialized in the fabrication of high-frequency square tube,with a combination of rolling,setting,cold rolling and welding.Good quality strip steel and advanced equipment are used to produce high-frequency square tube of all sizes.Our annual output reaches up to 50000-80000 tons.The tubes are used for water supply,building support and machinery.The tubes meet the state standard,and are also available for custom making on request.

Square Tube Size(mm) Thickness(mm) Size(mm) Thickness(mm) Size(mm) Thickness(mm) Size(mm) Thickness(mm) 15×15 0.6－2.0 34×34 0.6－3.0 70×70 1.2－4.0 120×120 2.0－6.0 16×16 0.6－2.0 38×38 1.0－3.5 75×75 1.2－4.0 125×125 2.0－6.0 18×18 0.6－2.0 40×40 1.0－3.5 80×80 1.2－5.0 130×130 2.0－6.0 20×20 0.6－2.0 48×48 1.2－3.5 90×90 1.2－5.0 140×140 3.0－6.0 25×25 0.6－2.0 50×50 1.2－4.0 100×100 1.2－6.0 150×150 3.75－8.0 30×30 0.6－2.0 60×60 1.2－4.0 110×110 1.2－6.0      160×160       3.75－8.0