Corrosion Resistance and Long Service Life,Outstanding Safety Features,Anti-Settlement Performance

720×880×190 Ductile Cast Iron Anti-Settlement Manhole Cover

Outstanding Safety Features,Corrosion Resistance and Long Service Life,Exceptional Load-Bearing and Anti-Settlement Performance

875×500×35 Ductile Iron Anti-Settlement Adjustable Manhole Cover

Good Durability and Low Maintenance Cost,Vibration Dampening,Outstanding Safety Features

800×1000×120 Anti-Settlement Color-Painted Ductile Iron Round Manhole Cover

Good Durability and Low Maintenance Cost,Exceptional Load-Bearing and Anti-Settlement Performance,Outstanding Safety Features

700×900×150 Ductile Iron Anti-Settlement Round Manhole Cover

Vibration Dampening,Good Durability and Low Maintenance Cost,Convenient Installation and Ease of Adjustment

500×600×120 Ductile Iron Anti-Settlement Circular Grate

Ultra-High Load Capacity,30-Year Anti-Corrosion,Zero-Settlement Patented Structure

750×950×190 Ductile Cast Iron Anti-Settlement Manhole Cover

Ultra-High Load Capacity,Zero-Settlement Patented Structure,Rapid Drainage & Anti-Clogging

700×900×190 Ductile Iron Anti-Settlement Manhole Cover

Wide-edge design, Anti-slip wear-resistant surface, Customizable

Ductile Cast Iron Wide-Edge Anti-Settlement Round Manhole Covers  

Wide-edge anti-settlement, Anti-rattle & Anti-drop, Anti-displacement

Ductile Cast Iron Square-Frame-Round-Cover Manhole Covers