Standard No.:	JT/T 496-2004
English Name:	High-density polyethylene silicon duct for highway communication conduct
Chinese Name:	公路地下通信管道 高密度聚乙烯硅芯塑料管
Chinese Classification:	P66    Highway engineering
Professional Classification:	JT    Professional Standard - Transport
ICS Classification:	23.040.20 23.040.20    Plastics pipes 93.080.30    Road equipment and installations 23.040.20
Issued by:	Ministry of Transport
Issued on:	2004-3-17
Implemented on:	2004-6-1
Status:	superseded
Superseded by:	JT/T 496-2018
Superseded on:	2018-12-1
Language:	English
File Format:	PDF
Word Count:	10000 words
Price(USD):	190.00
Delivery:	via email in 1~3 business day

本标准规定了公路地下通信管道高密度聚乙烯硅芯塑料管(简称硅芯管)的产品分类、命名、技术要求、试验方法、检验规则以及标识、包装、运输和贮存。
本标准适用于公路地下铺设的通信光、电缆用高密度聚乙烯硅芯塑料保护管，多孔组合高密度聚乙烯塑料管道可参照执行。
本标准不适用于室外直接暴露于太阳光下的通信光、电缆用保护管。