Manhole Cover,Ductile Iron Grating,Trench Grating
paint: |
Bituminous paint |
|
packing: |
wooden pallet (normal) |
|
material: (ductile cast iron ) GGG50-7 | ||
|
Tensile strength: 500 Mpa |
|
|
Yield strees: 320 Mpa |
|
|
Elongation rate:7 % |
|
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Hardness: HBS170~230 |
|
Standard |
EN124 |
|
1.Environmental protection
With raw material non-toxicity, it will not influence to user.
2.Applications:
(1) Electric power pipeline well; post; telecommunication; communication pipeline well;
(2) Street lamp well; fire control well; all kinds of valve wells;
(3) City water; drainage pipeline well; heat supplied; gas well;
(4) Open ditch; it as well as can be made according to customers requirements.
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