China Pipe Casing and Tubing API 5CT N80 L80 P110 Seamless Steel Pipe

The casing string in the hole drilling, used to prevent the formation of formation fluid flow and collapse. The tubing string into the production casing, components of underground reservoir and the ground channel, control of crude oil and natural gas flow. seamless steel casing pipe and tubings

The casing string in the hole drilling, used to prevent the formation of formation fluid flow and collapse. The tubing string into the production casing, components of underground reservoir and the ground channel, control of crude oil and natural gas flow. seamless steel casing pipe and tubings