thread ph-6 copper plating process alternative thread casing

Established: 2008, with 17 years of experience; registered capital of 11.18
million RMB; workshop area of 8000 square meters; annual foreign trade revenue
of 20 million RMB.
2. Certifications: Holds import and export rights, ISO 9001 quality system
certification, API 5CT certification from the American Petroleum Institute, and
multiple national patent certificates.
3. Equipment: The production workshop is equipped with high-precision CNC
lathes, thread rolling machines, hydraulic testers, and various inspection
instruments.
4. Product Types: Offers J55, K55, N80, L80, P110 oil casings, couplings, short
joints, and transition joints.
5. Inventory: Maintains a stock of high corrosion-resistant oil casings such as
80S, 90S, 110S, 1Cr, 3Cr, and 13Cr, with approximately 2,000 tons available
year-round.
6. Special Processing: Provides custom processing for direct connection types,
tapered types, double-step types, and variable thread types for special sealing
threads, as well as copper plating services, producing tens of thousands of
special couplings each year.

Minimum Order: 1 metric tons