Application of N80 Oil Casing PipeN80 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 18 days agoPress
> N80 casing pipeN80 oil casingAPI +1