We can supply all kinds of round\square\rectangle High Frequency Welding(ERW)Steel Pipe/Tube with the size from OD13mm to OD610mm, thickness from 0.50mm to 14.00mm with reliable quality. Our product has been awarded by province for its excellent quality. The product are commonly used for the area of bicycle\luxury furniture\sport machine and vehicle manufacture\calzada barrier\architectural steel structure\gymnasium\steel structural house etc.