E195 E235 E355 precision tube

Precision tube, also named precision steel tube, is a kind of cold drawn steel tube or cold rolled steel tube.  Precision tube is basically a kind of steel tube with precision size tolerance or smooth surface. Seamless precision tube can be classified as carbon steel precision tube and alloy steel precision tube. 

Hollow Piston Rod Concrete Delivery Cylinder Seamless Square Tube Seamless Rectangular Tube Hollow Bar