xujing water supply factory, connection of pipes DN 400,stainless steel coupling
- Jun 22, 2018 -

xujing water supply factory, the connection of pipes DN 400, stainless steel coupling, PN10, there is space between pipes end, lack of time to finish the construction with welding, chose to use stainless steel coupling as a connector, 1 day finish the work. better sealing affection.

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