Production Process of Hot-rolled Steel Strip for Petroleum Casing PipeJ55 oil casing pipe is a kind of tubing used as the material of petroleum well wall for a long time. It is connected to thousands of kilometers of pipe string through special thread. In the downhole cementing process, it is mainly affected by the external squeeze force, internal pressure and axial ...
lvy lee - Permanent Steel Manufacturing Co.,Ltd
Posted 1 month agoPress
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