Steel Pipe

A pipe is a tubular section or hollow cylinder, usually but not necessarily of circular cross-section, used mainly to convey substances which can flow - liquids and gases (fluids), slurries, powders and masses of small solids. It can also be used for structural applications; hollow pipe is far stiffer per unit weight than solid members.

According to mateial, Steel Pipe can be classified into Carbon Steel Pipe, stainless steel pipe, Alloy Steel Pipe.

According to weld seam type, steel pipe can be classified into seamless steel pipe, welded steel pipe. For welded pipe, based on welding line, divided into longitudinal steel pipe and spiral steel pipe. 

According to their shape, they can be classified into round type, square type,rectangle type etc.

According to their usage, they can be classified into oil casing pipe,oil line pipe,boiler pipe, etc.