Throttle Shut-off Venting Valve

Product Overview

It's mainly used as the device of cutting off and throttling on the pipelines in systems of petroleum, natural gas, water and so on.

Product Features

• This valve is a brand-new throttle, stop and emptying product, uses a cage-like puzzle palace throttle and features a multiple-stage throttle effect, a notable throttle effect, a reliable seal and easy operation and maintenance. • The sealing face of the seat ring uses a taper seal, benefit to the self-clean of the dirt absorbed onto the face. • A balancing hole and a piston type seal are set on the valve's disc, making sure of a stable operation, light and flexible open-close and a small openclose torque. • The dual-action type throttle valve also features a multiple-stage throttle function and a big throttle pressure differential and is suitable for throttle and stop under a big pressure. • The valve can be on-line repaired and replacement of the packing etc. Series easily-worn-out parts can be done with a pressure with the pipeline. • A bigger sewage removing hole is set on the bottom of the valve, it can be opened when necessary to clean up the dirt inside of the valve.

Technical Specifications

Main Parts and Materials

Main Dimension