High Strength Ductile Iron Manhole Cover with Good Toughness and Strong

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Handan Shengnada New Material Technology Co., Ltd.

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High Strength Ductile Iron Manhole Cover with Good Toughness and Strong

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High Strength Ductile Iron Manhole Cover with Good Toughness and Strong

Square Ductile Iron Manhole Cover C250 Load-Bearing Grade 800×800mm Performance characteristics High strength: tensile strength ≥420MPa, yield strength ≥300MPa, can withstand large loads (such as ...

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800×800mm Ductile Iron Manhole Cover

C250 Ductile Iron Manhole Cover

C250 manhole cover

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