Product Material: Carbon steel grades include Q195, Q235, Q345B, seamless steel grades #10, #20, #45, and stainless steel grades 201, 304, 316L, 310S, etc.
Usage: The product is mainly used in various industries such as construction, furniture, steel guardrails, various automotive tubes, highway guardrail pipes, steel structure projects, power plants, agricultural machinery, glass grooves, and more.
Tianjin Baoyi Steel's square and rectangular cold-formed hollow sections; a manufacturer of special-shaped hollow sections. Our factory produces square tubes with side lengths ranging from 18mm*18mm to 1000mm*1000mm; rectangular tubes with side lengths from 10mm*20mm to 1000mm*900mm, and wall thicknesses from 0.35mm to 30mm. Any non-standard square and rectangular steel tubes and seamless square and rectangular tubes within this range can be produced. Bread tube production range: 20*40-30*50-40*60-50*80-50*90-60*100-70*120-80*120-90*140, with a thickness of 0.55-7.5.
Vane tube production range: 10*10-20*20-25*25-27*27-28*28-30*30-32*32-35*35-40*40-45*45-50*50-60*60-70*70-80*80-90*90-100*100 and other non-equilateral vane tubes, with wall thicknesses ranging from 0.55-7.5MM such as 10*20-20*30-40*60-60*80-50*70-80*100.
Slot tube production range: Square slot tube: 32*32-35*35-40*40-50*50-60*60-70*70-80*80-100*100, Rectangular slot tube: 20*26-30*40-50*90-40*60-60*80-60*100-80*120-100*130-120*140, Wall thickness: 0.6-2.0mm
We operate in the non-standard steel pipe market with an effective mode of the ISO9001-2000 quality system. We have what others don't, and we excel in what others have. Being an industry leader and an explorer is a shared work philosophy among all our employees. Our products are marketed across various provinces, municipalities, and special administrative regions in China, as well as in Southeast Asia, South America, and Europe, among other countries. We have earned the trust of our users.
Non-standard steel pipes have turned yesterday's success into history, and tomorrow's hopes are forged together with you. We will build the bridge of our cooperation with our quality and service. Your needs are our pursuit, and the company will prioritize quality and integrity, sincerely collaborating with a wide range of users and friends!

































