N80 casing pipe


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Processing of High-strength Petroleum Casing Wire Tube Above N80Q Grade

The production method of high-strength petroleum casing (above N80Q grade) is generally completed by steelmaking, rolling, quenching and tempering, and pipe processing. During the production process, the outer diameter of the tube blank is controlled during the processing of the wire. The requiremen ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 6 months agoPress > Petroleum CasingN80 casing pipeWire processing

Application of N80 Oil Casing Pipe

N80 oil casing pipe is an important equipment for oil drilling. Its main equipment also includes drill pipe, core pipe and casing, drill collar and steel pipe for small diameter drilling. The domestic casing is made of geological drilling steel by hot rolling or cold drawing. The steel number is r ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 1 year agoPress > N80 casing pipeN80 oil casingAPI +1