d400 cover and frame
3 month agoD400 Ductile Iron Manhole Cover – Corporate Custom Edition
Built for strength and brand visibility, the D400 Corporate Custom Manhole Cover is ideal for companies and government entities seeking to integrate branding, identity, or functional labeling into essential infrastructure.
Manufactured from high-performance QT500-7 ductile iron and certified to EN 124 D400, this cover withstands loads of up to 40 tons, making it suitable for main roads, logistics centers, and mixed-traffic zones. Its surface can be engraved with your company logo, slogan, utility type, or QR code, offering both function and distinction.



Contact Us
At Chongzhou Hongxinwei Metal Manufacturing Co., Ltd., we cast more than just iron—we help cast your brand into the ground.
Get in touch today to customize your D400 manhole cover with your logo, size, and message. OEM & government bids supported.
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Main Product:
Cast Iron Manhole Cover,
Ductile Iron Manhole Cover,
Ductile Iron Rainwater Grate,
Ductile Iron Tree Grate ,
Manhole Cover,
Rainwater Grate
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