Oil steel round pipe 1.Material Q235, Q345, Q195, Q215 2.O. ... 3.transporting fluids 4.Hot dipped Oil steel round pipe High strength, ornamental stainless steel tubing is a design feature in many ... . 1.Material stainless steel ,steel model Q235, Q345, Q195, Q215 ,etc2..specification type Outer Diameter Thickness Round Pipe 32mm - 630mm 2 ... water and some solid materials, pipes, etc.. Oil steel round pipe