Ductile Iron Manhole Cover
Square Ductile Iron Manhole Cover C250 D400 Load Bearing Grade 800x800mm
Price: $50-90/t
MOQ: 10 tons
Delivery Time: 45 days
High strength ductile iron manhole cover with tensile strength ≥420MPa and corrosion resistance 5x longer than steel. Ideal for heavy load applications. Anti-theft lock, customizable sizes, and ISO9001/CE certified.