Backing Rings

Acu-Tech sells a range of standard size backing rings (or backing flanges), from 20 mm to 1000 mm diameter. A backing ring is a circular metal ring, with holes around the perimeter, used in pairs to bolt two HDPE pipe spools together. This allows lengths of PE pipe to be disconnected and  re-connected, for inspection, replacement or relocation. The internal diameter of the backing ring should always be slightly larger than the outside diameter of the HDPE pipe. These metal backing rings allow the two ends of a pipe to be joined with bolts. Also known as back up plates, backing rings hold the pipeline tightly to a valve or fitting and are often required for high-pressure pipe applications. Acu-Tech’s … Continue reading Backing Rings

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