Flat Gate Valves
DOCN Featured Products-Control Valve
Control valves are Zhejiang dongchen valve’s featured products
22nd International Exhibition for Equipment and Technologies for Oil and Gas Industries - DOCN DONGCHEN VALVE
Dongchen attended the 22nd International Exhibition for Equipment and Technologies for Oil and Gas Industries.
DOCN Desuperheater - Dongchen Valve
Desuperheater is a key component of thermal management for industrial applications from power generation to refrigeration and air conditioning.
Desuperheater - Dongchen Intelligent Technology Co., Ltd.
DC400 is a type of device that high pressure pipeline with component combination and integrally incorporated steam pressure and temperature control function into one control device.
Industry Application of Dongchen Electric Actuators
Electric actuators are an indispensable part of process industry automation. They control the opening and closing of on-site valves by sending on-off or analog signals from a remote host computer.
DOCN Fixed Soft Seal Ball Valve
The metal sealed ball valves of Dongchen are suitable for high temperature, high pressure, and other services, which can achieve zero leakage of the valve seat and has the characteristics of high erosion resistance, high wear resistance, and long service
International Labor Day - Dongchen Intelligent
Dongchen Intelligent pays tribute to every worker and wishes you a happy International Labor Day!
Floating Ball Valve and Fixed Ball Valve
The ball valve can be divided into floating ball valve and fixed ball valve according to different working modes of the ball valve. What are the main differences between floating ball valve and fixed ball valve?
Dongchen Single-Seated Control Valve
Dongchen DC1621 cage-guided single-seated control valve internals have an easy disassembly design. It is much easier to do on-site maintenance and can endure bigger pressure differentials if the guide cage is replaced with a porous structure.
What is the Dead Band of Valves
Deadband is a common phenomenon that refers to the range or width of a controller's output value that cannot cause a change in the measured process variable when the input signal changes direction.