Manufacture En124 Class F900 Square Heavy Duty Manhole Covers Locking System

Product Description

SYI Heavy Duty En124 F900 Ductile Iron Manhole Cover For Airport

Product Description
SYI can supply ductile iron Heavy duty F900 type Manhole Covers according to EN124, with different series of size, with or without hinge, single seal or double seal, square or rectangular or round, black bitumen or epoxy coating.

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 90 tons. The normal coating is black bitumen 30 microns thickness, also can make the epoxy coating according to the customer's demand.

Clear opening size is as below:

Class F900 specifications
Type	Dimensions (mm)			H	e
	A X A	O X O	C X C
Single Sealed, Square Cover, Square Base	1120X1120	900X900	980X980	120	40
Single Sealed, Square Cover, Square Base	800X800	600X600	680X680	120	50

* The marks including the customer's logo can be changed.

Besides the standard products, SYI can be the specialist of your Personal Tailor also! A group of highly experienced technical engineers are right here waiting for any of your request. We are able to use most of the world-wide engineering software, including AUTO Cad, Pro Engineer, Solid Works and etc. Professional software used for design and test.

SYI Manhole Cover Series (EN 124) - Maximum load allowed for various classes
 

- GROUP 1: (class A 15 minimum) Test 1.5 metric ton
Areas which can only be use by pedestrians and pedal cyclists.
- GROUP 2: (class B 125 minimum) Test 12.5 metric ton
Footways, pedestrian areas and comparable areas, car parks or car parking decks.
- GROUP 3: (class C 250 minimum) Test 25 metric ton
For gully tops installed in the area kerbside channels of roads which when measured from the kerb edge, extend a maximum of 0.5m
into the carriageway and a maximum of 0.2m into the footway.
- GROUP 4: (class D 400 minimum) Test 40 metric ton
Carriageway of roads (including pedestrian street), hard shoulders and parking areas, for all types of road vehicles.
- GROUP 5: (class E 600 minimum) Test 60 metric ton
Areas imposing particularly high wheel loads, e.g. docks, aircraft pavements.
- GROUP 6: (class F 900 minimum) Test 90 metric ton
Areas imposing particularly high wheel loads, e.g. Aircraft pavements.

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.

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

2) 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.

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

4) 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.

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