タイトルまたは説明

Its to transport the oil, gas or water pumped out of the ground to the oil and gas industry enterprises through the line pipe.  The pipe ends have flat ends, threaded ends and socket ends; the connection methods are end welding, collar connection, socket connection, etc.API SPEC 5L****1 (Specification for Line Pipe), compiled and issued by the American Petroleum Institute, is commonly used around the world. The main material of the pipe is L**5, L**0, L**0, L**5, L**0, GR.B, X*2, X*6, X*6, X*5, X*0, X*0, X**0 and other steel grades.