New alkylation unit storage, transportation tank farm pipeline treatment?
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The company has built new storage and transportation facilities for a 200,000-ton alkylation unit; the piping work has been completed. After pressure testing, is it necessary to carry out water flushing and purging as well? Are there any standards or principles for flushing or purging? Seek help from experts
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It is necessary to carry out all these steps: first, perform a water wash to remove any residual welding slag or waste from within the pipes, and then blow air through them to dry them out. After all, it’s not possible to introduce a medium into pipes that are still wet
Generally, a strength test is carried out first, that is, pressure testing； Then rinse and purge. Finally, a tightness test is performed. You can take a look at GB50316.