Product

ZDT series Automatic Recycle valve is a kind of pump protection device. It automatic protect centrifugal pump when pump body occur cavitation damage or unstable (especially conveying hot water at low load operation medium).

ZDL series Automatic Recycle valve is a kind of pump protection device. It automatic protect centrifugal pump when pump body occur cavitation damage or unstable (especially conveying hot water at low load operation medium).

ZDM series Automatic Recycle valve is a kind of pump protection device. It automatic protect centrifugal pump when pump body occur cavitation damage or unstable (especially conveying hot water at low load operation medium).

Back pressure valve is used to the applicable conditions that the common controlling system can not be used, as a kind of special pressure control valves, it commonly match with Automatic Recycle valve to protect pump system.

ZHD multistage cage control valve used multilevel cage symmetric sleeve control valve. It complete control medium velocitywithin valve, and greatly reduced noise made by high pressure gas or steam within valve.