Standard No.:	GB/T2951.8-1997
English Name:	Common test methods for insulating and sheathing materials of electric cables-Part 4: Methods specific to polyethylene and polypropylene compounds-Section one:Resistance to environmental stress cracking-Wrapping test after thermal ageing ageing in
Chinese Name:	电缆绝缘和护套材料通用试验方法 第4部分:聚乙烯和聚丙烯混合料专用试验方法 第1节:耐环境应力开裂试验--空气热老化后的卷绕试验--熔体指数测量方法--聚乙烯中碳黑和/或矿物质填料含量的测量方法
Chinese Classification:	K13    Cable and its accessory
Professional Classification:	GB    National Standard
Source Content Issued by:	STSB
Issued on:	1997-10-28
Implemented on:	1998-10-1
Status:	superseded
Superseded by:	GB/T 2951.41-2008 Common test methods for insulating and sheathing materials of electric and optical cables - Part 41: Methods specific to polyethylene and polypropylene compounds - Resistance to envi
Superseded on:	2009-4-1
Superseding:	GB/T 2951.1 GB/T 2951.36 GB/T 2951.39 GB/T 2951.41 GB/T 2951.42 -1994 Test method for determining mechanical and physical properties of electric cables and wires wrapping test after thermal ageing in air
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	150.0
Delivery:	via email in 1~3 business day

GB/T 2951标准规定了配电用电缆和通信电缆，包括船用电缆的聚合物绝缘和护套材料的试验方法。GB/T 2951.8规定了耐环境应力开裂试验方法、空气热老化后卷绕试验方法、熔体指数测定方法及炭黑和/或矿物质含量的测量方法。适用于电线、电缆的聚乙烯（PE）和聚丙烯（PP）材料护套的绝缘，包括发泡绝缘和带皮泡沫绝缘。本标准规定的试验条件和试验参数适用于电缆、电线和软线的最常用类型的绝缘和护套材料。