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;BR; 防水防盗系列井盖是由上海大学、功联技贸进出口公司设计,由我厂承揽并全面投入生产的井盖,已由国际SGS质检机构权威认证。是一种广泛用于住宅小区、道路建设以及电子、电信建设的各种井口的国家专利产品。这种井盖防水、防盗、防坠落、防滑、防移位,防噪音达到和超过了北京市要求的五防标准。自投入市场以来,受到用户的广泛好评。它的主要优点:;BR; 1、材料为球墨铸铁,符合国家标准。根据《97S147井盖及踏步》的国家建筑标准设计,大于等于ф700的重型井盖材料应采用球墨铸铁,小于ф700的井盖材料优先采用球墨铸铁。;BR; 2、规格以支座净空计算,符合〈97S147井盖及踏步》的规定。;BR; 3、荷载等级达到《97S147井盖及踏步》的设计要求,即重型:超汽—20级(汽车总重55T,后轮轮压7.0T)。轻型:汽—10级(汽车总重10T,后轮轮压3.5T)。超重型:汽—40级(汽车总重110T,后轮轮压14.0T)。;BR; 4、井盖座承压面积大,可防止塌陷和移位。;BR; 5、防盗锁是不锈钢特制而成的,简单易开、灵活安全,经久耐用。;BR; 6、型号、规格齐全,价格合理。(特殊型号、规格,亦可来样加工)。;BR; ;BR; ;BR; 型号 规格(mm) 载荷材料 ;BR; ZXⅠ防盗 Φ700(净空) 超ZQ ;BR; ZXⅡ防水防盗 Φ700(净空) 超ZQ ;BR; ZXⅢ防盗 Φ600(净空) ZQ ;BR; ZXⅣ防水防盗 Φ700(净空) ZQ ;BR; ZXⅤ防盗 Φ700(净空) ZQ ;BR; 备注:型号未全,只供参考,因市场需求,本产品不断进行技术变更,请来电咨询。 ;BR; ;BR; 点击图片可放大浏览 ;BR; ;BR; 表中ZXⅠ、ZXⅡ…表示专利产品编号,超ZQ表示超重型、球墨铸铁,ZQ表示重型、球墨铸铁。;BR; ;BR; ;/P;;P; ;BR;

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