Industry News
DOCN Featured Products-Control Valve
2022-07-20
Control valves are Zhejiang dongchen valve’s featured products
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DOCN Featured Products-Control Valve
22nd International Exhibition for Equipment and Technologies for Oil and Gas Industries - DOCN DONGCHEN VALVE
2023-04-26
Dongchen attended the 22nd International Exhibition for Equipment and Technologies for Oil and Gas Industries.
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22nd International Exhibition for Equipment and Technologies for Oil and Gas Industries - DOCN DONGCHEN VALVE
DOCN Desuperheater - Dongchen Valve
2022-09-23
Desuperheater is a key component of thermal management for industrial applications from power generation to refrigeration and air conditioning.
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DOCN Desuperheater - Dongchen Valve
Desuperheater - Dongchen Intelligent Technology Co., Ltd.
2023-06-14
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. 
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Desuperheater - Dongchen Intelligent Technology Co., Ltd.
Industry Application of Dongchen Electric Actuators
2022-10-26
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.
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Industry Application of Dongchen Electric Actuators
DOCN Fixed Soft Seal Ball Valve
2022-07-21
​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
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DOCN Fixed Soft Seal Ball Valve
International Labor Day - Dongchen Intelligent
2023-04-30
Dongchen Intelligent pays tribute to every worker and wishes you a happy International Labor Day!
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International Labor Day - Dongchen Intelligent
Floating Ball Valve and Fixed Ball Valve
2022-09-26
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?
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Floating Ball Valve and Fixed Ball Valve
Dongchen Single-Seated Control Valve
2022-11-05
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.
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Dongchen Single-Seated Control Valve
What is the Dead Band of Valves
2022-07-28
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.
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What is the Dead Band of Valves
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