• High Flexibility & Toughness: Good bending performance, adapts to complex terrains, easy to bypass obstacles, resistant to impact and cracking. 

• Strong Compression Resistance: Spiral corrugated design ensures high ring stiffness, withstands soil pressure and vehicle loads, no deformation. 

• Corrosion & Aging Resistance: Anti-UV, anti-corrosion, no rust, stable performance in harsh environments, service life up to 50 years. 

• Lightweight & Easy Installation: Easy to transport, cut and lay, smooth inner wall reduces friction for convenient cable threading. 

• Cost-Effective: Lower overall cost with reliable performance, ideal for buried cable conduit projects.

• Ultra-high Ring Stiffness: SN8-SN20, withstand deep burial and heavy vehicle loads, no collapse or deformation. 

• Corrosion & Aging Resistance: Resist acid, alkali and sewage corrosion, no scaling, long service life, suitable for harsh environments. 

• Light & Convenient: Lighter than concrete pipe, easy to transport and install, socket connection is fast and firm. 

• Eco-friendly: Smooth inner wall, good drainage, recyclable material, green and pollution-free.

• High Pressure Resistance: Nominal pressure 0.6-3.5MPa, far higher than pure HDPE pipe, stable operation without deformation. 

• Excellent Corrosion Resistance: HDPE coating avoids rust and electrochemical corrosion, service life up to 50 years, adaptable to -40℃-60℃. 

• Smooth Inner Wall: Low flow resistance, no scaling, high conveying efficiency, energy-saving. 

• Easy Installation: Light weight, electrofusion welding connection, tight and leak-proof, low construction cost.

• Advantages: High ring stiffness, light weight, large flow rate, low cost. 

• Properties: Corrugated structure, high compression resistance, flexible joint, leak-proof. 

• Application: Municipal sewerage, rainwater drainage, road drainage, sewage collection. 

• Description: SN4/SN8/SN12.5 available, widely used for buried gravity sewage and storm water.

• Advantages: Excellent electrical insulation, corrosion-resistant, flexible, durable. 

• Properties: High dielectric strength, smooth inner wall, UV-resistant, crack-resistant. 

• Application: Underground power cable, LV/MV cable protection, municipal power engineering. 

• Description: Used for direct burial installation to protect cables from mechanical damage and moisture.

• Advantages: Permanent solid lubricant inner wall, low friction, high tensile strength. 

• Properties: Impact-resistant, compression-resistant, waterproof, anti-aging, corrosion-proof. 

• Application: Optical cable protection, communication cable duct, highway, railway, telecom projects. 

• Description: Co-extruded silicon core layer, ideal for long-distance cable blowing installation.

• Advantages: Light weight, flexible, corrosion-resistant, anti-sedimentation, no scaling. 

• Properties: Smooth inner wall, good ring stiffness, impact-resistant, easy installation. 

• Application: Building drainage, rainwater discharge, residential sewerage, farmland drainage. 

• Description: Suitable for non-pressure gravity drainage systems, widely used in construction and municipal projects.

• Advantages: Non-toxic, hygienic, corrosion-resistant, high toughness, leak-proof, long service life. 

• Properties: Excellent pressure resistance, smooth inner wall, low flow resistance, good low-temperature impact resistance, heat-fusion jointed. 

• Application: Municipal water supply, potable water transmission, residential water supply, industrial water, garden irrigation. 

• Description: Made of high-density polyethylene resin, compliant with drinking water standards, stable performance, service life up to 50+ years.