oil casing pipe, OCTG
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Oil Casing Pipe

Date:2016-11-22      Views:432Time(s)      Label:oil casing pipe, OCTG    

Oil casing pipe main grade:H40,J55,K55,M65,L80,C90,N80,C90,C95,T95,P110,Q125.

Oil casing pipe is large diameter pipes, which to promote the drilling and fixed the role of oil and gas oil casing or hole. Casing pipe is inserted into the hole and fixed with cement, in order to prevent the borehole and separated strata borehole collapse, and ensure the drilling mud circulating flow. Oil special pipe is mainly used in oil and gas well drilling and oil and gas transportation. It includes petroleum drill pipe, oil tubing and casing. Oil casing pipe is mainly used in the drilling process and after the completion of borehole wall support, to ensure that the drilling process and after completion of the normal operation of the oil Wells. Main pipe will be well at the bottom of the oil and gas transmission to the ground.

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