The special threaded joint oil casing has played a great role in the exploration and development of oil and gas wells under special operating conditions in China, and the amount will increase.
The VAM special buckle thread was developed by the French company Valouric and gradually formed the VAM ACE, VAMS, VAMHW series. The special buckle for coalbed methane mining can meet the requirements of different service conditions.
Work, simple and practical, reliable performance, its most widely used in various special threads. The VAM TOP special thread jointly developed with the German Mannesmann company has excellent performance.