- Product range: Outside Diameter is from 8mm to 114.3mm, and Wall Thickness is from 2mm to 16mm. - Products: Tubing (PE, NUE and EUE), Casing, High Pressure Boiler Pipe, Heat Exchanger Pipe, Line Pipe, Cracking Pipe, Mechanical Pipe, Carbon Steel Pipe, Low and Middle Pressure Pipe, Automobile Tubes and Construction Tubes.