Norman Wells field replaces steel flowlines with fiberglass

Fiberglass flowlines proved effective for replacing some corroded flowlines in the Norman Wells oil field in Canada’s Northwest Territories. Imperial Oil Ltd. operates the field, which is near the Arctic Circle.Most flowlines at Norman Wells are carbon steel, but Imperial Oil has installed fiberglass pipe in appropriate situations on a case-by-case basis after considering such factors as service and installation conditions, fluid corrosiveness, number of joints needed, service pressure, longevity needed, operating costs, and life-cycle costs.The fiberglass-reinforced epoxy pipe is a composite material that resists internal and external corrosion. Figs. 1 shows some of the field&rsqu...

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