广东快乐十分

广东快乐十分

Casing Pipe

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casing pipe

A casing pipe is a specialized lagerdiameter pipe lowered into an open hole and cemented in place. Our casing pipes are available in standard API configurations, with all sizes from 4-1/2 to 20 in grade J55,N80,L80,C90,P110 and Q125.They are strictly made in accordance with API Specification 5CT,API Specification 5B and others.However ,their steel yield strength is higher than API standard.Additionlly,our casing pipes provide high therad bonding strength with good anti-thread gluing ability.



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