Dalian YanJian Construction Group Company Fire control pipe leaking,DN250
- Apr 19, 2018 -

Dalian YanJian Constrction group company Fire control pipe leaking, DN250, PE pipe, PN 8, elbow Barrel set  pipe end leaked. The room is too small to use the traditional way to repair.

Fix plan: Scoket repair ductlie iron ZZR, 20 minutes fast repair under pressure.

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