Triple-Layer Anti-Corrosion: Combines epoxy powder and HDPE for superior chemical and mechanical protection.
Long Service Life: Designed lifespan reaches 30 to 50 years or more, reducing maintenance costs.
Customizable Dimensions: Outer diameter, wall thickness, and length can be customized to specific needs.
Harsh Environment Resistance: HDPE layer resists impact, soil stress, and low temperatures effectively.
Factory Pre-Corrosion: Anti-corrosion completed in factory; only weld seams need on-site treatment.
Flexible Structure: Adapts to foundation settlement and low-temperature shrinkage without cracking.
Eco-Friendly Material: Stable, pollution-free materials suitable for environmental protection.
Compliance with Standards: Manufactured according to GB/T9711-2017 standard for quality assurance.