OEM C250 Rainwater Round Square Waterproof Resin Ductile Iron Cast Iron Manhole Cover

OEM C250 Rainwater Round Square Waterproof Resin Ductile Iron Cast Iron Manhole Cover. Comprehensive Material Standards: Manufactured from ductile iron casting per EN-1563 with unit weight ranging from 4kg to 125kg. High Load Capacity Options: Available in EN124 classes A15, B125, C250, D400, E600, and F900 for various traffic loads. Customizable Surface Finish: Paint options include black bituminous paint, epoxy coating, or customized requirements. OEM and Logo Services: OEM is welcome with logo engraving available for customized branding needs. Strict Quality Control: Each casting undergoes QC inspection with records, chemical analysis, and hardness testing. ISO and SGS Certification: Products certified under ISO 9001:2008, SGS, and BV standards for reliability. Fast Quotation Response: Detailed quotes provided within 2 working days after receiving all necessary information. Flexible Drawing Support: Accepts 2D and 3D drawings in formats like PDF, Auto CAD, Solid work, JPG, and ProE.