VSSJAF
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Size: DN40-DN4000
Nominal Pressure: PN10/PN16/PN25
Operation Temperature:≤80°C
Suitable Medium: Water.
2.Feature
1, the slip joint consists of ontology, the short tube, pressure and sealing ring, bolt and force of pressure.
2, general installation on the upstream side of the valve or other device. The slip joint for pipe flanges, upstream of downstream of valve. The slip joint force stud were deeper than the back of the companion flange, pipeline companion flange and valve through the nut, for the connection of tube and valve upstream and downstream equipment.
3, need to remove the valve, to force no lag bolt end flange pipe (side) of the nut loose behind the companion flange, then stretched to shorten the tube on the side of the nut to loosen the flange pipe direction. And then fixed through stud square head, rotate the nut on the reverse of the expansion pipe companion flange, make the move to the telescopic pipe flange pipe end. In the event of a reasonable interval can be removed after. Then unscrew all force stud on all nuts, make force bolt from one side to unload. Remove the valve.
- 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:HH valve company in the United Kingdom, how about the valve?
- Our factory boiler has this brand of valve, used for many years, has been no problem, really good.
- Q:I'm going to put a solar energy and an electric water heater installed in the same hot water pipe, a valve, a valve open and close the valve B and vice versa the installation of solar and electric water heater, there can be no linkage valve?
- In industry, you say this, such as using two butterfly linkage and composition of the three-way valve to use. But civilian should be few, demand is very little ah. It is estimated that you can only install two valves and then use both hands at the same time to perform linkage.
- Q:What are the most common types of valves?
- Gate valve, ball valve, butterfly valve, stop valve, these are the most common, but also the largest amount
- Q:There is a rectangular hole in the valve core, which the heating company repairman gives to the bolt. Rest assured, I do not want to heating, but my indoor temperature is low, I suspect that the repairman mischief, deliberately give me lower temperature
- The valve has a device resembling a cylinder lock without a dedicated key. However, your home heating is not hot, the valve does not have much relationship. As long as the hole on the valve is parallel to the pipe, the valve is fully open.
- Q:Can the angle valve of York central air conditioner be replaced by other valves?
- Definitely. But I want you to tell me what you're doing, or give me a picture. I can give you some advice
- Q:Measure the temperature with a thermocouple, and then how to make the valve open when the temperature reaches a certain value. When the temperature is lowered, will the valve be closed?Or tell my brother what is the knowledge, I can see it myself. Good. How much extra?!
- Switching type (one on and off)Block digital display with the upper and lower limit control valve opening and closing is goodProbably more than 100Regulating type (to keep temperature at a constant value)With PID valve position regulator can be very good controlAbout 300 more
- Q:What's the name of the valve?
- This is not a valve, it is a pipe bender.
- Q:What are the production equipment in valve shop?
- Gold processing equipment, such as cars, milling, drilling, grinding, slotting machines with little,Special equipment, welding machine, test press, grinding machine, painting line, shot blasting machineAuxiliary equipment, air compressor, grinder,
- Q:I would like to ask, how specific treatment, and compared with the industry?.Is there a constructive answer?
- I have some of them in the series of drawings.Build said veteran enterprises is the main power station valve company opened high pressure valve Wenzhou world Gansu Shenyang Nantong Shen Langao high power of Dalian is still high in alphabetical orderThe main floor is to engage in large high valve industry is a very good platform after the switch is convenient to say we all know whether peer or do
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VSSJAF
- Ref Price:
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