跨接圆钢用多大有规范吗-法律综合法律援助-法律咨询免费平台-国际律师联盟

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问题	跨接圆钢用多大有规范吗
释义	法律分析：按照截面积考虑，但是对于避雷针、引下线、接地有不同的要求，避雷针圆钢一般：1m以下直径12mm，1-2m16mm，烟囱上20mm。避雷带、网要求：圆钢不小于8mm，扁钢截面积不小于48mm2厚度4mm；引下线同避雷带规格；接地圆钢不小于10mm，扁钢截面积不小。法律依据：《中华人民共和国标准化法》第十一条对满足基础通用、与强制性国家标准配套、对各有关行业起引领作用等需要的技术要求，可以制定推荐性国家标准。推荐性国家标准由国务院标准化行政主管部门制定。
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