Main Features:

1. The design conforms to the API6A.

2. All under pressure parts and flanges are made of high quality forged alloy steel. Flaw detection and special heating treatment make sure the safety and anti-sulfur dioxide property.

3. Gate valves have lubricant injection installation to guarantee lubrication between the disc and seals and prevent flow of the sealing grease.

4. Parallel gate valves have small switch torque, stable work performance, two-sided seals and long lifespan.

5. The main valves on this kind of well-head equipment can be replaced under pressure.

6. The well-head equipment connects directly with casing head