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Fire protection gate valve from the wall how many distance there is no regulation?
- 1 meters away from the wall, leaving the maintenance and replacement distances
What does the gate valve SZ45X-1.0 stand for?
- A modelModel SZ45T-1.0, especially in DN100 ~ DN300 piping, soft sealing gate valve shall be useds
The difference between flanged gate valve and common gate valve
- Flange gate valve and ordinary gate valve difference is that the flange gate valve of good quality, durable and easy to install, but the price is a little high, generally used for large pipelines. Common, also available, such as small caliber, easy to change places.s
What is the standard length of GB steel gate valve?
- 1, product standardsGeneral purpose valves, flanged connections, iron gate valves, GB/T 12232-2005General requirements for steel valves GB/T 12224-2005"Steel flat gate valves for pipelines" JB/T 5298-91Inspection and test of valves. JB/T 9092-1999Standard for safety evaluation of drinking water distribution equipment and protective materials GB/T 17219-1998s
Is the gate valve clockwise or closed?
- Usually it's off. There are some special occasions. It is said that the plane uses a lot of counters
What does gate valve do?
- Valve in the pipeline can only be fully open and fully closed off, can not be adjusted and the throttle. Gate valve is a valve used in a wide range, generally more than 50mm caliber DN block device is selected it, sometimes cut off very small aperture devices are used to gate valve, gate valve is used as cut-off media, when in full flow through the whole, when the media is running a minimal pressure loss. Gate valves are normally used in situations where they do not need to be frequently opened and closed, and the gate is fully open or fully closed. Not used as an adjustment or throttling. For high speed moving medium, the gate can cause the vibration of the gate under the condition of partial opening, and the vibration may damage the sealing surface of the gate and the valve seat, while throttling will cause the gate to suffer the erosion of medium.s
Acid resistant alkali valve gate valve
- D is small in shape and beautiful in appearance.E operation is simple and labor-saving.s
What gate valve is the J41H-150LBDN100 gate valve?
- Its closing principle is to rely on the valve bar pressure, so that the valve sealing surface and seat sealing surface close together, to prevent the circulation of media. The cut-off valve is divided into three kinds: straight through type, right angle type and direct current type oblique stop valve.s
Get to know the small air compressors
- It has been recognized that small air compressors have been used for many years, since people found the underground oil and tried to extract them. Then the original pump was create...
How does submersible water pump work
- Submersible pump, as the name implies, submersible pumps. Water pump in the countryside, almost every family has. But professional Angle to define: the pump is conveying liquid or ...
Protection precautions of waste centrifugal compressors
- Centrifugal compressors are now becoming more and more popular among the public. We can use centrifugal compressors in many fields, such as construction fields, mining fields and s...
what is a cylinder in a car from some datas
- You must understand, said popular point, cylinder piston moves up and down continuously in the cylinder, drives the engine rotation. At the same time, in every car also has a cylin...
Protection suggestions of air dryers for air compressor
- Air dryers for air compressor are now becoming more and more popular among the public. We can use air dryers for air compressor in many fields, such as construction fields, mining ...