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Related Products
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Manhole Cover, Trench Grating, Gully Cover, Sump Grate, Cast Iron GrateUS$ 1 - 1,020MOQ: 20 Tons -
Manhole Cover, Trench Grating, Gully Cover, Sump Grate, Cast Iron GrateUS$ 1 - 1,020MOQ: 20 Tons
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Manhole Cover, Drainage Cover, Sewer Cover, Ductile Iron Manhole CoverUS$ 1 - 1,020MOQ: 20 Tons
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GGG50 Ductile Iron Manhole Cover, Trench Cover, Trench Grating, Trench Grate, Sump Cover,cast Iron GratingUS$ 1 - 1,020MOQ: 20 Tons
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NEW Products Building Material Trench Cover, Manhole CoverUS$ 699 - 1,020MOQ: 20 Tons
Main products: manhole cover, gully grate, trench grating, surface box.
1----Anti-theft: cover and base frame integrate connection, hinge-type opening, sledgehammer hit not break it, completely anti-theft.
2----Load-bearing great: the toughness of ductile iron is fourfold that of ordinary cast iron, close to steel materials, suitable for all kinds of road use!
3----Corrosion resistent: Sewer internal environment complex, filled with various chemical substances, ductile iron does not suffer chemical corrosion, service life more than 30 years.
4---- Opens conveniently: light weight, single unarmed can be open, convenient downhole maintenance!
5----Superior safety performance: It often occurred underground explosion accident, fly up covers scarred passers-by , manhole covers integration connections will not depart from the ground.
paint: |
Bituminous paint |
Black |
packing: |
wooden pallet (normal) |
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material: (ductile cast iron ) GGG50 | ||
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Tensile strength: 500 Mpa |
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Yield stress: 320 Mpa |
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Elongation rate:7 % |
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Hardness: HBS170~230 |
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Standard |
EN124, UNIEN124, BSEN124 |
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