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Does the tap belong to a stop valve or a gate valve?
- If it is about to pull open and close, it is cock valveIf it is rotated up and down, it is a stop valves
Why can't the pressure measuring point be set at the two ends of the gate valve when measuring the resistance loss of the gate valve?
- Because of the unsteady flow of fluid near the inlet and outlet of the valve, the measured data cannot be obtained relatively accurately.s
What does Z941H-25DN250 mean by electric gate valve (excluding electric equipment)?
- 9- electric (drive)4- flange connection (connection)1- plain wedge single gate valve (valve structure)H-Cr stainless steel (sealing surface material)25- nominal pressure is 25 kg, or 2.5MPa;DN250- valve by 250mms
Why the valve can only be fully open and fully closed valve can adjust the flow?
- You said the cut-off valve is that the spool is rotating rather than vertical movement structure?Theoretically, the flow regulation can be realized by controlling the position (angle or distance), and all of them have mature products.s
Will the water supply and drainage to wear civil air defense gate valve, the use of bright rod or dark rod?
- 2, soft sealing gate valve at the bottom of the pit. No accumulation of slag material, valve opening and closing of the failure rate is low;s
What are the common standards for gate valves?
- 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
What do you mean by "2" and "200 CF8M"?
- CF8M is stainless steel, and 2 is caliber 50200 and should also be bores
What are the standards for the execution of cast iron dark pole gate valves?
- They are also standard in the production of cast iron dark rod gate valves:Design and manufacture: as per GB/T12234-89 regulationsLength of structure: as specified by GB/T12221-89Flange dimensions: as specified in JB79 GB/T9112-9131Inspection and test: as specified in JB/T9092-99 GB/T13927-92Drive mode: manual, electric, gear drives
Maintenance precautions of electric air pumps for inflatables
- Electric air pumps for inflatables are now becoming more and more popular among the public. We can use electric air pumps for inflatables in many fields, such as construction field...
How much for a water pump in some methods
- he pump is conveying liquid or causes the liquid turbo-charged machinery. Is mainly used to transport the liquid, including water, oil, the sour lye, the emulsion, hangs the emulsi...
Understand the airbrush air compressors
- Airbrush air compressors mean the compressors that can resist the chemical solutions and goods, in this case, these airbrush air compressors can have a wider application. Airbrush ...
Introduction to benefits of silent aquarium air pumps
- There is no doubt that more and more people prefer to keep some fish in their houses. Aquarium fish can add great activity to the houses, but also they represent a fortunate meanin...
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...