3PE Anti-corrosion Steel Pipe
The key terms of 3PE anti-corrosion steel pipe cover its structure, materials, standards, processes and application fields, and the following is a list of systematic keywords: basic structure: three-layer structure anti-corrosion system, epoxy powder bottom layer (FBE), adhesive intermediate layer (AD), polyethylene outer layer (PE).
Core materials: fusion bonded epoxy powder (FBE), radiated cross-linked polyethylene, high-density polyethylene (HDPE), Vicat softening point ≥ 110°C, carbon black content.
Industry standards: SY/T0413-2002, DIN30670-1991, peel strength, impact resistance index.
Production process: shot blasting rust removal to Sa2.5 level, medium frequency induction heating, electrostatic spraying, winding/round die coating, water cooling shaping.
Key properties: mechanical strength, anti-aging ability, environmental stress cracking resistance, adhesive performance, service life of more than 30 years.
Application field: buried steel pipelines, oil and gas transportation, municipal pipe galleries, marine engineering, sewage treatment, mining pipelines
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