Ultra thick ductile iron manhole cover

The 800x1000x180mm Ultra-Thick Ductile Iron Manhole Cover is a robust, high-performance infrastructure component manufactured by Anhui Xinwanfang Machinery Technology Co Ltd, engineered to handle extreme loads in high-demand municipal and industrial environments. Crafted from premium ductile iron—a material valued for its exceptional strength, impact resistance, and corrosion tolerance—it is built to withstand heavy industrial vehicles, construction equipment, and continuous high-traffic use.   With dimensions of 800mm x 1000mm x 180mm, its ultra-thick structure fits large, elongated manhole openings common in rainwater, sewage, and power utility systems. The reinforced ductile iron build delivers industry-leading load-bearing capacity, supporting trucks, buses, and heavy machinery without warping or damage—making it ideal for busy industrial zones, port areas, and major urban thoroughfares.   The cover’s textured, checkered surface enhances traction, reducing slip risks in wet, icy, o…

Five-prevention Grate Plate Gravel Cover Anti-sagging