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河南波形护栏板浅谈材料选用规定
冠县波形护栏板是高速公路建设中不可缺少的防撞护栏设施,国家标准中对波形护栏时所采用的材料也有明确的规定:
1、护栏板、立柱、端头、防阻块、托架等所用基底金属材质为碳素结构钢,其力学性能及化学成分指标应不低于GB/T 700 规定的 Q235 钢的要求。
2、LIANJIELUOSHUAN、LUOMU、DIANQUAN、HENGLIANGDIANPIANDENGDEYONGJIDIJINSHUCAIZHIWEITANSUJIEGOUGANG,QILIXUEXINGNENGDEZHUYAOKAOHEZHIBIAOWEIKANGLAQIANGDUBUXIAOYU 375N/MM。
3、GAOQIANGDUPINJIELUOSHUANLIANJIEFUYINGXUANYONGTANSUJIEGOUGANGHUOHEJINJIEGOUGANGZHIZAO,QIHUAXUECHENGFENJILIXUEXINGNENGYINGFUHEGB/T 699HUOGB/T 3077DEGUIDING;GONGCHENGZHIJING16MM,8.8SJIKANGLAHEZAIBUXIAOYU133KN。
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