《JTT 496-2016 公路地下通信管道高密度聚乙烯硅芯塑料管.》.pdf

ICS 23.040.20.ICS 93.080.30 **40 - 中华少味民幸写和 国交通 T4业标 准 JT/T 496-2004 m o c 公路地下通信管道 . 高密度聚乙烯硅芯塑料管 w x High-density polyethylene silicore duct for f highway conununication conduit z b w. w w 2004-03-17发布 2004-06-01实施 中华人民共和国交通部 发布 免费标准下载 WWW.PV265.COM JT/丁496-2004 目 次 前言 ··············································································，····，····················……III I范围 ·········，，，···················，··‘······················…… 1 2规范性引用文件··········。·························，··········，·································，·……1 3产品分类与命名··················································································……1 4 技术要求 ·········，，，，，····，··，····，·，，·····，······】，，，，· ，，·········，，，，，，··‘········一 2 5 试验方法 ················，·····························································…… ‘·········，·……4 6 检验规则 ···，·············‘········，·················，，·，，····················，，·····················，·……7 7标识、包装、运输及贮存············。·····，……丫···，·，·········，·····················，····，······，·一8 附录A(规范性附录)硅芯管专用连接头技术要求 ··············································，……9 m 附录B(规范性附录)椭圆度试验