Look at the picture and guess the device 20171201. The answer has been announced, but you can still make money by participating.
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This post was last written by wawa* n * ntaozi edited on 2017-12-5 10:04 Look at the picture and guess the equipment is coming. In this issue, guess what the container on the pump outlet is? What is it for? Active participants will receive 3 wealth rewards, and those with correct answers will receive 8 wealth rewards! ! The answer will be announced in 3 days! ! Answer: In fact, I am not sure about the answer to this thing. According to the manufacturing standard EN13831, the literal translation of this thing is: Closed expansion vessels with built-in diaphragm for water supply equipment ； As for what role it plays after expansion, we have to wait for experienced friends to provide it. All sea friends are welcome to actively participate. Chemical Equipment and Machinery
Drinking water interchangeable membrane container English translation! ^_^
It feels like it is used for filling the pump to fill and divert water.
Diaphragm pressure tank (pressure stabilizing tank)
It is a buffer that prevents pump vibration.