High Quality 500mm En124 D400 Double Seal Ductile Iron Manhole Cover

• After-sales Service: 12 Months
• Warranty: Professional Technical Support
• Material: Iron
• Shape: Square
• Certification: ISO, CE
• Transport Package: Export Standard Package
• Trademark: Arfanti or Customized
• Origin: Shanxi, China
• Production Capacity: 1000PCS Per Month

Product Description

Manhole Cover and Grating	EN124:1994	Material:GGG500-7Class
Class	Application	Dimension(Frame mm)
A15	Pedestrians,Pedal Cyclists	Dia760
B125	Footways,Pedestrians,Car	290*290,dia800.…
C250	Kerbside channel of roads	700*700,600*800..
D400	Road,hard shoulders etc.	850*850,920*920.…
E600	Docks,aircraft pavements etc.	as per your demands
F900	Aircraft pavements etc.	as per your demands

 A composite manhole cover with double sealing strips and a drainage part, the composite manhole cover comprises a manhole seat and a manhole cover located on the top of the manhole seat, the manhole seat comprises an outer wall, an inner wall and a groove between the outer wall and the inner wall, The top of the outer wall is fixedly connected to the top of the first side wall of the groove through a first connecting plate, and the top of the inner wall is fixedly connected to the top of the second side wall of the groove through a second connecting plate. The upper end is provided with a uniformly distributed drainage part, the outer ring surface of the manhole cover is surrounded by a first sealing belt, and the bottom surface of the manhole cover is provided with a second sealing belt. The first sealing belt blocks moisture, but long-term use The first sealing belt may cause micro-leakage. The groove can precipitate and store the micro-leakage sewage. Then another sealing belt is added, i.e. double sealing, to increase the sealing performance of the manhole cover and prevent mud and sand from entering the wellbore. Inside, keep the interior clean and tidy.
The standard specifies that the designer is responsible for making the appropriate choice of class and where there is any doubt regarding the class to be used, a higher class should be selected.

Solid Cover Series	Ductile Iron
	Two Lifting Keyholes
	Cut-Corner Design (Regular corner covers are also available)
	Diamond raised top design

Double Sealed Series	Ductile Iron
	Double Sealed
	2 Lifting Key Holes
	Cut-Corner Design (Regular corner covers are also available)
	Some types come with GRP sealing plate.

Double Triangular Series	Ductile Iron
	Double Triangular
	Square Plate raised top design
	Special inscription or different identification is available

Round Cover Series	Ductile Iron
	Double Triangular
	Square Plate raised top design
	Special inscription or different identification is available

Round frames, Square frames and Octagonal frames are available.
Some types come with GRP sealing plate.

Shanxi Arfanti Mechanical And Elequipment Co., Ltd. is an professional manufacturer for manhole covers, gully gratings, drain covers, trench covers, surface boxes, planting covers etc. Products quality comply with BS EN124 standard. We have grown fast ever since rely on our sophoscated equipments, rich experience workers, and strict management. 

FAQ

Q:Can I have my logo on the product?
A:Yes, we provide both ODM&OEM service, if you need customized service, you shouldonly provide the product drawings and show us the detailed request.

Q:How about the payment?
A:Generally, 30% deposit T/T before production ,70% balance before shipment.

Q:How can you guarantee the quality of mass production?
A:Before mass production, we can send sample to confirm first. During the production, wehave QC to make sure every process is under control. And the final inspection beforeshipment. The inspection report would be sent before shipment.