CNC lathes for tubing and casing couplings and CNC tubing threading machines for tubing and pup joint production are equipped combine with a complete set of the thread gauges. A rigid controlled Inspection / testing process include MPI and hydraulic pressure test ensures a reliable and constant conformity to the quality standard. The computerized marking printer is used for feasible quality traceability.
We are granted the Certificate of Authority to use the Official API monogram with API
5CT‐1206 for the tubing/casing couplings and the threaded tubing, pup Joint products.

Parameters

Description	Size (in)	OD. (mm)	M.T. (mm)
Tubing Coupling UN	2-3/8'	73.03	107.95
	2-7/8 '	88.90	130.18
	3-1/2”	107.95	142.88
	4-1/2”	132.08	155.8
Tubing Coupling EUE	2-3/8"	77.80	124
	2-7/8"	93.17	133.35
	3-1/2"	114.30	146.05

Casing Coupling

Specialized in the production and distribution of mining and drilling exploration products like core bits, casing shoes, reaming shells and carbide locking couplings.

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API Casing Coupling

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Tubing Coupling

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tubing and casing coupling

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