Valve and Seat

Valve and Seat

China Star valve and seat are made of forged alloy steel with deep carburized wear surface. We offer a full range of valves and seats which include full open valve and seat, 3 web / 4 web design valve and seat.

Full Open Valve and Seat

The valve comes with full open seat features four guide wings. They are either inertia welded to the valve body or uniformly forged with valve body. The urethane insert can be easily snapped on.

3 Web / 4 Web design Valve and Seat

The 3 web / 4 web seat comes with stem guided valve. The urethane insert is tightened by steel plate and nut. It can be easily replaced with minimum down time. They offer long lasting service life under harsh service conditions.

    • API-7 Stem Guided Valve with 4 web Seat
    • API-7 Wing Guided Valves with Full Open Seat
    • API-8 Stem Guided valve with 4 Web Seat
    • API-4 Stem Guided Valve with 3 Web Seat
    • API-6 FKN Style Valve and Seat
    • API-7 Stem Guided Valve with 3 Web Seat
Star Zirconia Ceramic Liners are available for all major mud pumps with various bore sizes.
Comparing to regular sleeved liners, our Zirconia liners offer:
Significant longer service.
Better performance.
Safer operation.
Life time cost saving.