Timeline - plasticpipes

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May

20

June 2020

18

text: The wedge knife gate valve can be made into one

6. The gate of the knife gate valve has a shearing function, which can scrape off the adhesion on the sealing surface and aut...

June 2020

05

text: It should regularly check and record the readings

In addition to this, we have to consider parking. Commissioning work: check whether the connecting parts are loose; move the ...

June 2020

04

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