The advantages and disadvantages of stop valve and installation precautions

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Release Time:2017-06-30

The advantages and disadvantages of the globe valve and the matters needing attention in the installation of the globe valve has the following advantages: 1. the shape of the structure is simple, manufacturing and maintenance is more convenient. 2. The working stroke is small and the opening and closing time is short. 3. Good sealing performance, small friction force between sealing surfaces, wear resistance and corrosion resistance, and long service life. The disadvantages of the cut-off valve are as follows: 1. The fluid resistance is large, and the force required to open and close is large. 2. It is not suitable for medium with particles, strong viscosity, dust and easy coking. According to the type of valve stem thread position is divided into two categories, external thread type, internal thread type. According to the flow direction of the medium, there are three categories, straight-through, straight-through and angle. Cut

The advantages and disadvantages of stop valve and installation precautions
 
Globe valveHave the following advantages:
1. The shape of the structure is simple, manufacturing and maintenance is more convenient.
2. The working stroke is small and the opening and closing time is short.
3. Good sealing performance, small friction force between sealing surfaces, wear resistance and corrosion resistance, and long service life.
 
Globe valveThe disadvantages are as follows:
1. The fluid resistance is large, and the force required for opening and closing is large.
2. It is not suitable for medium with particles, strong viscosity, dust and easy coking.
 
According to the type of valve stem thread position is divided into two categories,
There are external thread type and internal thread type.
According to the flow direction of the medium, there are three categories, straight-through, straight-through and angle.
Cut-off valve according to the sealing form is divided into two categories, there are packing seal globe valve and bellows seal globe valve.
 
The installation and maintenance of stop valve should pay attention to the following matters:
1. Handwheel and handle operated stop valve can be installed in any position of the pipeline.
2. Handwheel, handle and micro-motion mechanism are not allowed to be used for lifting.
3. The flow direction of the medium should be consistent with the arrow direction marked by the valve body.
 
Wuhan Xiete Valve Technology Co., Ltd.ProducedGlobe valveHas obtained the patent certificate issued by the State Property Office,
We have a professional team to provide you with quality service,
We sincerely welcome customers to come to buy.
 
 
 
 
 
 
 
 
 
 

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    Wuhan Xiete Valve Technology Co., Ltd.Focus on all kinds of valves,Filter,Gas drainer,Throttle orifice plateIt is a professional manufacturing enterprise integrating R & D, production, sales and after-sales, with 20 years of rich experience in the industry. It owns the Xiete valve brand, builds the best R & D professional team in the industry, and has a number of independently designed and developed patented products. Provide customers with the bestValve function customization solution, and has successfully provided professional design customization services for many enterprises and institutions. At the same time, Wuhan Xiete Valve Technology Co., Ltd. has obtained ISO9001 quality system certification and TS special equipment license. Our product types, complete styles, quality assurance, factory direct sales, economical, convenient and fast to provide customers with one-stop service!

 

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