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Yongjia Qiuzheng Valve Co., Ltd


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Tungsten Carbide Coating Ball
HVOF (High Velocity Oxygen Fuel) spray coating solution increases the life and improves performances of ball valves.
2020-03-24
Metal Seated Ball
We provide various metal seated balls to match the seat which made by clients themselves. All of the metal seated balls finished with perfect roundness.
2020-02-20
Metal to Metal Ball and Seats Kit
Metal to metal ball and seats kit includes one ball and two seats for metal seated ball valve. They are already lapped together and tested with alcohol or kerosene to guarantee as “Zero leakage” and/or “bubble tight seal”.
2020-02-16
Metal Seated Ball and Seat
Metal seated ball and seat is our key product. The core competence is our lapping technology. We are constantly improving the lapping process. Our original lapping machines are used to solve the problem of quality instability which is lapping by manual.
2020-02-14
Chrome Carbide CCC Coating Valve Ball
Chrome carbide coating is one of the most common coating materials for metal seated ball valve. It’s also called Chromium Carbide (CrC).
2020-02-04
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