Heavy duty EN124 D400 cast iron and plastic watertight manhole cover

Specifications: Manhole covers are manufactured for road construction, natural gas, water supply and drainage,

telecommunications. Manhole covers and gratings should be smooth, no blisters, holes, distortion or any other defects.

Size: 500mm*500mm, 600mm*600mm, 700mm*700mm, 800mm*800mm, 850mm*850mm and so on. Many size can be choose, or according to customer's drawing or requirements.

Material: Ductile Iron EN-GJS-500-7, or according to customers requirements.

Designs: According to customers' drawings or samples, we also can design the drawing according to clients requirements.

Standard: EN124 A15, B125, C250, D400, E600 and F900

Processes: Automatic production line and hand moulding, casting, polishing, painting.

Coating: Black bitumen Or Power Coating or as per customers' requirement

Inspection: We have professional QC quality control department, can make the load testing in our factory. Also can apply for third party inspection available upon requirements.

Quality Level: As per EN124 Standards and other international standards.

Application Field: Suitable for urban roads, township roads, indoor and outdoor sewers.

Product Introduction

Ductile iron manhole cover is made from spheroidal graphite cast iron by machining hand moulding, solid top, recessed,double triangular, single seal or double seal, square or rectangular or round,with or without hinge. Very good quality, smooth and free from sand holes, blow holes, distortion or any other defects. Loading capacity is 40 tons. The normal coating is black bitumen 30 microns thickness, also can make the epoxy coating according to the customer’s demand.