Tubing And Casing Coupling

Coupling is a kind of drilling tool in oil field, which is mainly used for tubing connection or casing connection.
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Product Details

Product specification: 1.315-20


Common steel grades: J55, K55, n80-1, n80-q, L80, P110, Q125, 13cr-80,13 cr-110, super 13Cr, etc.


Thread type: NUE,EUE,SC,LTC,BTC. VAM series, HYD, JFE, Hunting series, etc.


Surface treatment: the surface is treated with phosphating or blackening, and then painted.


Packing: wooden case, pallet/steel belt/steel frame, or other packing according to customer's requirement.


Processing length: 2FT, 3FT, 4FT, 5FT, 6FT, 8FT, 10FT, 12FT, 15FT, 20FT etc / 0.3-6m.


End form: PIN X PIN (double male short joint), PIN X BOX (one male short joint and one female short joint), or can be processed according to customers' drawings or not.


Packing method: steel belt packing or pallet packing.

Annual supply: 80,000 PCS.


We strictly carry out the API Spec 5 ct standard, ISO 9001 international quality management system, and has advanced manufacturing equipment, including numerical control lathe, numerical control machine, automatic flaw detection machine, CNC automatic hydrostatic pressure testing machine, marking machine, automatic spray paint and spraying marking machine, 16 tons crane, ultrasonic thickness meter, automatic feeding and other advanced production and testing equipment.While satisfying the domestic market, the company serves many international famous enterprises with high-quality products and has established long-term supplier relations with Saudi Arabia, uae, Sudan, Kuwait, Turkey and other countries and regions.Corporate purpose: integrity pragmatic mutual benefit and win-winManagement philosophy: humanized management as the basis and the implementation of the management to all departments and links of the enterprise;Market-oriented, honest and law-abiding, win-win with customers.

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