Ball Valve Maintaining
Notes of ball valve maintenance Except the regular operating conditions, keeping a concordant temperature or pressure ration, and rational corrosion data, the following tips are also unavoidable to make...
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Electrical Control Ball Valve
Electrical control ball valve is a rectangular structure of the advanced rotary control valve. Electrical control ball valve rotary, the structural composition consists of the rotary, angular, and electronic...
Water And Liquid Flow Control Valve
The control valve should be well adjustable. Stop valve is suitable for water control occasion because the route is in direct proportion to closure member. Both of rotary valve and flexible valve are...
Several Tips for Choosing Gasket of Valves
The purpose of using gasket is that the gasket material can cause elastic deformation easily under compression load which can fill up unsmooth surface of flange sealing face to realize sealing. When connection...
Structural Features of Flat Gate Valve
The followings are structural features of flat gate valve: 1. Flat gate valve has two floating seats. Every seat can seal two directions of media flowing. So, flat gate valve not only can realize...
Structural Features of Forged Steel Trunnion Ball Valve
The followings are the structural features of forged steel trunnion ball valve: 1. It is convenient for operation when opening or closing valve; 2. Body is supported by stationary shaft, eliminating...
Connections Used for Bonnet of Forged Steel Gate Valves
Forged steel gate valves are mainly used to cut off or connect media inside pipelines. Forged gate valves are suitable for water, steam, oil, acetic acid, oxidants, urea and other media. There are three...
New Technologies Used For Valve Stem
Valve stem is an important accessory for valves. It is used to transmit, connecting with actuator or handle. Valves stem is also used to drive valve bore to move or rotate, realizing valves on-off or...
Working Principles and Features of Flanged Globe Valve
The closure member of flanged globe valve is a plug disc. The sealing face is plane or cone. The disc makes rectilinear motion along with center line of fluid. Structural styles of body include straight-through...