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Parallelism of lined and rubber-lined pipe flanges

2021-03-19View Original

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Dear experts: GB50235-2010 specifies requirements regarding the parallelism of flanges on steel pipes. Are there any standard requirements for the parallelism of flanges on pipes lined with plastic or rubber?
Reply #22021-03-19
In many cases, process requirements dictate that pipes must maintain a certain slope to prevent material buildup!
Reply #32021-03-19
HG/T 20538-2016 “Series for the Selection of Plastic-Lined Steel Pipes and Fittings” specifies the following requirements:

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