More and more countries and regions have joined LNG trade, and the concept of natural gas market has moved from regional to international....
Steel pipe is a kind of hollow strip steel, which is widely used as a pipeline for transporting fluids, such as oil, natural gas, water, gas, steam, etc....
Seamless steel tubes are divided into hot-rolled (extruded) seamless steel tubes and cold-drawn (rolled) seamless steel tubes due to their different manufacturing processes....
Oil country tubular goods (OCTG) is a family of seamless rolled products consisting of drill pipe, casing and tubing....
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