Q:What's the difference between valves and valves without valves?

In that regard, some valves are one-way valves, only out of the can

Q:Tell me the exact address, or the phone number in the market. Where is the industrial zone (the valve) in Hefei? Please help, thank you

On the valve network to find the best, you can find the valve business in Anhui

Q:How can you replace the other valve when the main valve is not closed and no water is stopped?

In general, a unit has a total valve. From this start, find it, find a less water when passing the total valve home to change, more energy, save trouble later. Or find the person of the company to deal with tap water.

Q:Symbols for all types of valves

Look at the attachment I gave you. The legend of the valves is complete!

Q:What are the technical requirements of valves, such as "Z15W-25T"?

Z = gate valve1 = internal thread connection5 = dark rod type (structural form)W = body seal payments25 = 2.5MPa (nominal pressure)T = copper (body material)Landlord can refer to JB/T 308-2004 valve model preparation methods

Q:What do letters represent in the QF-2 and PX-32 valve models?

You check it on the national standard! One is accurate!

Q:What are the advantages and disadvantages of this method? Are there any other ways to adjust the flow rate?

Adjust the speed of the water pump to adjust the flow of the most appropriate, such as liquid or variable frequency control, with the switch pump outlet door to adjust the flow rate is the most uneconomical.

Q:What does the valve specification "3/4CL150" mean?

Size: DN20 pressure rating: 150 pounds American Standard

Q:What is the flow medium of the valve?

Just like the one in your bottle, then the medium in your bottle is water

Q:How to quickly identify the types of valves?

The "Practical Handbook" valve design on the valve structure, with precision, surface roughness and typical design standard, the valve has hundreds of models, and continue to have a new valve, see a written one, is shorthand