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Replacement of steel pipe sewage works
Date : 1970-01-01
HDPE pipelines are used for sewage in mine drainage.
Due to the serious leakage for the steel pipes after many times repeat maintained. Cause serious pollution of the local environment, finally the original steel pipe was replaced with PN25, DN450mm HDPE pipe, due to the large pressure level, the PN25 flange adaptor are all customized to match the high pressure rate HDPE pipes. This is a successful experience in the replacement of steel pipes by HDPE high pressure grade pipes.