Vacuum Regulator Valve

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1.Technical Date:

Size: DN20-DN800

Nominal Pressure: PN10/PN16/PN25

Operation Temperature: ≤80°C

Suitable Medium: Water.

2.Feature:

200 x vacuum regulator valve by the main valve, pilot valve, needle valve, ball valve, micro filter and pressure gauge of hydraulic control of system. After use, when the setting outlet pressure, stable outlet pressure automatically.

This product use pilot valve to control themselves, do not need other devices and energy sources, convenient maintenance, pressure control accuracy is high, affected by the inlet pressure and flow rate is small, reduced pressure regulator is reliable.

This series valve products are widely used in high-rise buildings, living quarters and other water supply pipe network system and urban water supply engineering.

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:Which valve can play a good regulatory role?: A wide range of valves, the function is different, although like conventional butterfly valve, ball valve can play a regulatory role, but their role is not linear, so if you need to adjust the precision of the valve, it is best to select the control valve.

Q:What's the advantage of using three way valves?: A valve can be used to turn on and off and change the flow direction of the medium.

Q:Which direction is the valve? Which direction is it?: Generally: clockwise, counterclockwise, looseYou can also see the logo on the spool

Q:What does the whole copper valve mean?: The whole valve is made of copper material. In addition to the ceramic core.

Q:What does 3/4''mean in the name of the valve?: 4. [case]Galvanized steel pipe DN50, sch 20Galvanized steel pipe "NB2", sch 205., the outer diameter and DN, NB relationship is as follows:------DN (mm), --------NB (inch), -------OD (mm)15-------------- 1/2--------------21.320--------------3/4 --------------26.725-------------- 1, ----------------33.432-------------- 1, 1/4, -----------42.240-------------- 1, 1/2, -----------48.350-------------- 2, -----------60.365-------------- 2, 1/2, -----------73.080-------------- 3, -----------88.9100-------------- 4, ------------114.3125-------------- 5, ------------139.8150-------------- 6, ------------168.3200--------------- 8------------219.1The above data is referenced only in ASTM A53. Please note that there are some differences in external diameter with different specifications.

Q:The expert can tell me how to install this valve, and what fittings to use on both sides: If the process permits, you can first weld on both sides of the flange, modified into a flange butterfly valve, and then installed on the pipe, easy to overhaul later

Q:G what's the meaning of the valve?: Valve with other function or with other special mechanism, fill in a Chinese language before the valve type code number

Q:What is a lift rod valve?: The valve stem and valve plate are relatively fixed, and the valve stem rises up when the valve plate is raised

Q:What is the main function of the valve?: Acting on switch control, flow regulation, remote control, etc.

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