Square Single Seal DI Manhole Cover Frames With Lock Black Painted
Finished
Product Description
ductile cast iron manhole cover
Product information: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*850mmand so on.Many size can be choose,or according to
customer's drawing or requirements.
Material
Ductile Iron GGG500,or according to customers requirement
Designs
EN124 A15, B125, C250, D400, E600 and F900 or As per customers'
drawings or samples
Processes:
A) Moulding boards
B) Green sand with hand moulding
Coating
Cold applied black bitumen Or without Coating or as per customers'
requirement
Inspection:
Third party inspection available upon request
| Material | Ductile Iron GGG500-7 & 400-12 , Grey Iron GG20. |
| Designs | EN124 A15, B125, C250, D400, E600 and F900 , As per customers'
drawings or samples. |
| Coating | Cold applied black bitumen ; Without coating ; Coating as per customers'requirement. |
| Packing | Steel or wood pallet, or as per customers' requirements. |
| Application | Expressway, sidewalk, park, garden, municipal pipeline, telecommunication, water and electrical power projects. |
manhole dimensions Advantages:
1. High load rating and strength
V As hard as cast iron, ductile iron manhole cover. Barcol hardness
63
V Designed to meet and exceed A15/B125/C250/D400/E600 loading rating,
according to EN124:1994. We also could design the products
according to the customers' local standard such as AS3996, FACTA
standard, U.S.A. Standard AASHTO, etc.
V Less noise and lower vibration transmissions.
2. Against theft and safety options
V Zero theft value, reducing potential accident and further
maintenance cost caused by thieves.
V Surface anti-slip thread guarantees safe road condition even in
extreme weather.
V Locks are available as an option molded into the cover to improve
security rate.
V Non-electricity conduction and non-heat conduction.
