ENG 
Petrol station/ leak proof manhole covers<br> 1.This series of products can achieve a bearing capacity higher than the standard EN124 D400. DSD manhole cover has high-quality sheet materials produced by advanced sheet equipment, industry-leading lightweight design and large press production of 1500 tons.<br> 2.The products have high density, strong resistance to pressure, bending resistance, impact resistance, heat and cold resistance, abrasion and aging resistance, acid and alkali corrosion resistance and not easy deformation.<br> 3.It utilizes special material for the sealing ring design, with leak proof function, including to prevent the rainwater seep into, sewage overflow and smell out. It’s able to solve the noise generated by passing vehicles to prevent noise pollution and environmental pollution.
Keyword：
Petrol station/ leak proof manhole covers<br> 1.This series of products can achieve a bearing capacity higher than the standard EN124 D400. DSD manhole cover has high-quality sheet materials produced by advanced sheet equipment, industry-leading lightweight design and large press production of 1500 tons.<br> 2.The products have high density, strong resistance to pressure, bending resistance, impact resistance, heat and cold resistance, abrasion and aging resistance, acid and alkali corrosion resistance and not easy deformation.<br> 3.It utilizes special material for the sealing ring design, with leak proof function, including to prevent the rainwater seep into, sewage overflow and smell out. It’s able to solve the noise generated by passing vehicles to prevent noise pollution and environmental pollution.
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Address: 1199 Shengli North Road, Zaoqiang County, Hengshui City, Hebei Province, China
Email: supply@dsd-manholecover.com
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