2014年7月11日星期五

The advantages and disadvantages of welding gate valve

Chinabase Machinery is a group of manufacturing facilities, offering one-stop solution for mechanical power transmission products in China. 
Our product range also covers locking assemblies (clamping elements/locking device), taper bushes, QD bushes, bolt-on hubs, torque limiters, shaft collars, motor bases and motor slides, chain detachers, chain guides, universal joint, rod ends and yokes. 
Hangzhou Chinabase Machinery Co., Ltd specializes in manufacturing all kinds of v belts, rubber timing belts (synchronous belts), auto timing belts, double-sided tooth synchronous belts, s step less speed change belts, multi-wedge belts, motorcycle V-belts, auto V-belts and various cutting V-belts, flat belts etc rubber drive belts and its auxiliary pulley series products.
Welding gate valve and the advantages of Quedian
Advantage
Has the advantages of simple structure, convenient manufacture and repair.
Working stroke is small, open and close a short time.
Engineering Chain
Engineering Chain

Good sealing, the sealing surface between the friction force is small, longer life expectancy
Shortcomings
Fluid resistance, force required to open and close the larger.
Do not apply with particles, viscosity, easy to medium coke.
Poor regulation performance.
Type of welding gate valve by the valve stem threads location divided into external thread type, internal thread. Divided by the flow of media, there are straight through type, DC type and angle type. Valve seal according to the form of points, there are fill valve and bellows bellows seal globe valve.

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