SYI can supply ductile iron Medium duty B125 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,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 12.5 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 B125 specifications
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Type
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Dimensions (mm)
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H
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e
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||
A X A
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O X O
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C X C
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|||
Single Sealed, Square
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300X300
|
208X208
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236X236
|
30
|
24
|
Single Sealed, Square
|
400X400
|
300X300
|
336X336
|
30
|
24
|
Single Sealed, Square
|
500X500
|
404X404
|
436X436
|
40
|
34
|
Single Sealed, Square
|
600X600
|
504X504
|
536X536
|
40
|
34
|
Single Sealed, Square
|
700X700
|
604X604
|
636X636
|
40
|
34
|
Single Sealed, Square
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800X800
|
704X704
|
735X735
|
45
|
39
|
Single Sealed, Rectangular
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600X800
|
500X700
|
562X766
|
50
|
42
|
Single Sealed, Rectangular
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1300X900
|
1130X730
|
800X393X3
|
69
|
34
|
Single Sealed, Rectangular
|
729X529
|
628X428
|
668X468
|
78
|
33
|
Single Sealed, Rectangular
|
800X600
|
628X428
|
668X468
|
78
|
33
|
Single Sealed, Rectangular
|
600X400
|
492X286
|
328X528
|
81
|
24
|
Single Sealed, Rectangular
|
667X467
|
368X566
|
400X600
|
83
|
32
|
Single Sealed, Rectangular
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600X400
|
492X286
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528X328
|
81
|
30
|
Double Sealed, Square, Recessed Cover
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750X750
|
600X600
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694X694
|
60
|
54
|
Double Sealed, Square, Solid Top
|
770X770
|
600X600
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718X718
|
40
|
34
|



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.