LSAW Steel Pipe

　　Steel pipe making process is consistent with emerging regulatory requirements concerning API steel pipe since we have improved operating practices with the help of control devices. Second, almost all of the potential emissions in steel pipe making process can be captured or controlled very well. Also, if the cement is wet the black steel pipe surfaces beneath them will still be soft as a result. And these softened surfaces in the tight part of the joint will tend to fuse together in steel pipe making process. Over the last century, the iron stock in use has greatly increased, which is in the same order of magnitude as the remaining black steel pipe stocks. On a global scale, steel pipe making process might be less significant when it is compared with natural ores, but their relative importance is increasing without any doubt. 　　With a perfect recycling system, we could substitute black steel pipe utilization for domestic usages and the per-capita in-use black steel pipe may reach ...

　　API mild steel pipe is widely used in lots of industries. However, a lot of customers still don't know kinds of API steel pipe and their usage. Here we are instroduce you the detail of API steel pipe. 　　 API line steel pipe 　　API line steel pipe is the line pipe that meets the American Petroleum standard. Line pipe is used for transportation of oil, gas and water to the oil and gas industry enterprises. Ends of pipe include plain end, threaded end and socket end; their connections concludes end welding, coupling, socket connections. With the development of technology, API line steel pipe's range of applications is expanding gradually, especially in the large-diameter disaster. Coupled with the factor of cost, welded pipe have a dominant position in the field of line pipe, limiting development of stainless steel seamless line pipe. During 2004, production of seamless line pipe is about 400,000 t, ranging from X42 to X70. 　　API line steel pipe is divided into onshore line...

    The pressure welded steel pipe consists of pipe, pipe fittings which include elbow, tee joint, taper pipe and other fittings, valve, flanged joint (flange, spacer as well as bolts), and these composition pieces are generally standard components, which can be fully decided by several factors such as their nominal pressure, texture of material, nominal diameter as well as wall thickness of the Welded steel pipe. And the nominal pressure of all the piping components in the same pipeline pressure grade. Thus, the nominal pressure grade of the piping components are called pipeline pressure grade in engineering.     The pipeline material grade is the piping components selecting and using regulations established by the designing institute or the engineering companies. And it is always given in the form of the excel sheet. In addition, the engineering and technical staff can make sure the detail specific provision of all kinds of dimensions and specifications of the pi...