Opening and closing part of gate valve is gate. Its direction of motion is perpendicular to the direction of fluid. The valve is usually used to cut-off medium. The entire flow channel is a straight-through passage when the valve is fully-open, and the pressure loss of medium running is minimum. Gate valve is usually for working condition in which the valve is not opened or closed frequently, and supports gate fully open or fully closed. It's not suitable for adjustment or throttling. Different materials may be selected for transportation of water, steam, oil, natural gas, nitric acid, acetic acid, oxidant and urea.
Design Feature:
-Bolt bonnet bonnet design.
-Casting
-Full port or reduced port design.
-Back seal design.
-Stem is one-piece wrought material.
-Flexible wedge gate,Solid wedge gate.
-Outside Screw and Yoke.
-Rising stem and non-rising stem
-Renewable Seat or welding Seat.
-Special request:Locking device ,Position indicator. Limit Switch.
-Extend bonnet For underground Service.
