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Tubing 

Tubing

(05/27/2006)

Specifications: Product features Oil tube is an exclusive pipeline for downhole oil production. J-55 and N-80 steel tubes are manufactured by automatic production line and digital pipe threading machine, and have obtained API quality certificate and product certificate, and every index is in line with API Spec
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Casing 

Casing

(03/11/2005)

Specifications: Features: 1) casing accord with api-5ct. Api-5b approval 2) casing thread: Round thread/btc 3) diameter: A) 5-1/2'' - 13-3/8'' (139.7 - 339.7mm) B) 6-1/16'' - 14-3/8'' (153.7 - 365.1mm)
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Tubing

Casing