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API 5L-D three layers of polyethylene (3PE) anti-corrosion steel pipe for oil and natural-gas industry.COATING STANDARD: DIN30670
SIZE: OUTSIDE DIAMETER from 159mm to 1220mm.
APPLIED RANGE: 3PE steel pipe can be widely used in gas oil chemical mine power thermodynamics and water industries for transportation meanwhile can be used for bridge pipeline, outside surface coated with 3PE and inside surface could be coated with epoxy resin powder then decrease transportation resistance.
