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What percentage of external surface scratching or scarring is permissible on HDPE pressure pipe?

April 26, 2017external HDPE PERCENTAGE permissible pipe pressure scarring scratching

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What percentage of external surface scratching or scarring is permissible on HDPE pressure pipe?

1 Answer

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Scratches or cuts to a maximum depth of 10% of the pipe wall are acceptable. The depth of the cut or scratch is measured from the pipes original OD surface to the valley of the indentation.