Square heavy duty cast iron manhole cover
• Shape: Square
• Material: Ductile Iron GJS500-7
• Duty Class: EN124 B125-F900
• Frame Style: Bottom Flange
• Gasket Material: Neoprene
• Lock Material: SS304
• Coating: Black Bitumen
• Standard: EN124-2015
• Surface Pattern:Customized
• OEM&ODM:Available
• Surface text:Customized
Jinlong Foundry proudly manufactures square heavy duty cast iron manhole covers engineered for demanding environments. Designed for maximum load capacity and durability, our products are ideal for highways, municipal infrastructure, industrial complexes, and commercial developments.
Each square heavy duty cast iron manhole cover is produced using high-grade grey or ductile iron, ensuring exceptional strength, corrosion resistance, and long service life. Our advanced casting techniques and strict quality control processes guarantee a tight fit, anti-slip surface, and minimal maintenance.
Key Features:
• Material: Ductile Iron (EN-GJS-500-7 / ASTM A536) or Grey Iron
• Load Rating: EN124 Class B125 / C250 / D400 / E600 available
• Dimensions: Customizable square sizes from 300mm to 1000mm
• Coating: Black bitumen or epoxy paint for anti-corrosion protection
• Locking Mechanism: Optional bolt-down or hinge systems for added security
• Logo and Markings: Custom branding and identification available
Certifications:
• EN124 European Standard
• ISO 9001:2015 Quality Management System
• SGS or third-party testing on request
With over 30 years of experience, Jinlong Foundry is your trusted partner for durable, customizable cast iron manhole solutions. Contact us today for a quote or to request samples.
Your designs meet our industrial expertise. Jinlong Foundry actively seeks OEM & ODM collaborations. Forward technical documents to explore customized casting solutions with rapid response.
