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The DN4000 Ductile Iron Butterfly valve, the largest in domestic water diversion industry produced by our company, has been inspected and tested.

DN4000球铁蝶阀是国内目前引水行业应用大口径的铸铁蝶阀,国内有能力生产的企业非常少。公司从设计、铸造、加工等多方面针对该产品进行创新,目前该产品已完成检验检测,等待发货。


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