
Heavy-Duty Ductile Iron Manhole Cover for Rainwater Control. Customized Design Options: Tailored with unique designs including local landmarks, cultural motifs, and brand logos. Durable Cast Iron Material: Constructed from high-quality ductile iron ensuring long-term corrosion resistance. Wide Load Class Range: Available in load classes A15 to F900 for various traffic conditions. Long Service Life: Anti-corrosion treatments ensure a service life of more than 30 years. International Standard Compliance: Products comply with EN 124 and ASTM A536 international standards. OEM/ODM Service Available: Full customization support for size, logo, and color according to client demands. 1-Year Warranty Coverage: Covers non-human quality problems with replacement or compensation solutions. Fast Production Lead Time: 15-25 working days for standard orders and 25-35 days for customized orders.