Standard No.:	GB/T 20673-2006
English Name:	Cellular plastics - Determination of the coefficient of linear thermal expansion of rigid materials at sub-ambient temperatures
Chinese Name:	硬质泡沫塑料 低于环境温度的线膨胀系数的测定
Chinese Classification:	G32    Synthetic resin and plastic
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2006-9-18
Implemented on:	2007-5-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	204.00
Delivery:	via email in 1~3 business day

本标准规定了测定硬质泡沫塑料低于环境温度的线膨胀系数的方法。
本标准适用于测定硬质泡沫塑料在选定低温与环境温度之间的平均线膨胀系数。