2 7/8”thick mother coupling with flat type male coupling N80;4 1/2”thick mo

Copper Plating Services: We produce tens of thousands of special couplings
annually.
Oilfield Connection Oil Pipe Reducers: 35CrMo.
We can process various types of oil pipe couplings:
Specifications: 1.941/2
Thread Types: EUE (thickened), NUE (not thickened).

Short Drill Pipe Conversion Joints: Oilfield connection oil pipe reducers
35CrMo, with specifications of 1.941/2 and various thread types.
Variable Coupling Conversion Joints: Double male (PIN X PIN), one male and one
female (PIN X BOX).

Casing Couplings:
Specifications: 41/2 to 20 inches.
Thread Types: STC (Short Round Coupling), LTC (Long Round Coupling), BTC
(Buttress Coupling).
We can also customize various couplings and joints according to drawings.

Standards: API5CT, API5L, API5B.

Oil Pipe Specifications: 23/8” to 41/2”, with end processing types NUE and
EUE.
We can also process various sizes of oil casing short joints, double male short
joints, reducer short joints, and conversion joints according to orders,
ranging from 2FT to 20FT.

Oil Casing Specifications: 41/2” to 20”, with thread types STC, LTC, BTC,
etc.
Materials: H40, J55, K55, N80, L80, C90, C95, T95, P110, Q125, 13Cr80, 13Cr110,
Super 13Cr, etc.

We always adhere to the principle of prioritizing people before tasks,
insisting on equipment and scientific management as the foundation to provide
customers with highquality products. With a complete marketing network and
service system, we ensure satisfactory service for our customers. We look
forward to working together to create brilliance!

Minimum Order: 1 metric tons

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