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Recent content by AeroAlx

  1. AeroAlx

    Firewater U/G Piping Lining

    Quick question - I am working off of old Firewater Piping U/G system that is FM/UL approved. I have HDPE Piping ( SDR 9 / 200 psi) that is applicable to AWWA C906, which is a listed material for NFPA 24. I have some molded HDPE Fittings going up to a certain size, but also have some Fusion...
  2. AeroAlx

    Filler Ring Material & Specification

    Hello, I'm working on a Piping System in British Columbia, Canada that has FRP Flat Face Flanges hooking up to some Metallic Raised Face Flanges. I know that I will need some Filler Rings to fill in the gap between the Flat Face of the FRP flange to the other flange ( which would be the...
  3. AeroAlx

    Pipe Distorted During Welding - How to Repair / Inspect?

    I have a 3" line that had some welding done on it, but now it appears that the piping had warped due to the welding such that the connecting joint centerline(s) are off about 1" from eachother, I believe to the side and a little bit to an angle. What specifications or procedures are out there...
  4. AeroAlx

    Flexible Hose - Tight Spacing - Decent amount of movement

    Hello! First time posting. I have a 6" ( 160 mm OD) FRP gravity flow line that needs to connect to a 6" ( 164.8 mm OD) FRP branch from a 350 MM size FRP header. According to our stress engineers, this header is going to be moving roughly 65mm laterally. The spacing between the tip of the top...
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