Standard No.:	GB/T 7155.1-1987
English Name:	Determination of density of thermoplastic pipes and fittings--Part 1: Determination of reference density of polyethylene pipes and fittings
Chinese Name:	热塑性塑料管材及管件密度的测定第一部分:聚乙烯管材及管件基准密度的测定
Chinese Classification:	G31    Basic standards and general methods for synthetic resin and plastic
Professional Classification:	GB    National Standard
ICS Classification:	23.040.20 23.040.20    Plastics pipes 23.040.20
Issued by:	SAC
Issued on:	1987-01-02
Implemented on:	1987-10-1
Status:	abolished
Abolished on:	2005-10-14
Language:	English
File Format:	PDF
Word Count:	500 words
Price(USD):	180.00
Delivery:	via email in 1~3 business day

本标准规定聚乙烯管材及管件基准密度的测定方法。适用于各种用途的聚乙烯管材及管件，其中仅加入抗氧剂或为达到使用寿命所必须的稳定剂。本标准参照采用国际标准ISO 4451-1980《聚乙烯管材及管件―无色及黑色聚乙烯基准密度的测定》。