The 700x900x180mm Ultra-Thick Ductile Iron Manhole Cover

The 700x900x180mm Ultra-Thick Ductile Iron Manhole Cover is an exceptionally robust infrastructure component manufactured by Anhui Xinwanfang Machinery Technology Co Ltd, engineered for extreme-load municipal and utility networks.   Crafted from premium ductile iron—a material renowned for its unrivaled strength, impact resistance, and corrosion tolerance—it is built to withstand heavy industrial vehicle loads, harsh environmental conditions, and continuous high-traffic use in urban and industrial areas.     1.With dimensions of 700mm x 900mm x 180mm, its ultra-thick structure fits large, high-demand manhole openings common in rainwater, sewage, and power utility systems.   The reinforced ductile iron build delivers industry-leading load-bearing capacity, supporting heavy trucks, construction equipment, and industrial machinery without deformation or damage—making it ideal for busy industrial zones, port areas, and major urban thoroughfares.     2.The cover’s textured surface enhances…

Five-prevention Grate Plate Gravel Cover Anti-sagging Square Well