Standard No.:	SN/T 0467-1995
English Name:	Determination method for crimp character of import and export polyester textured yarn
Chinese Name:	进出口涤纶加工丝卷缩特性测定方法
Chinese Classification:	W50    Chemical fibre in general
Professional Classification:	SN    Professional Standard - Import&Export Inspection
Issued by:	SACI
Issued on:	1995-09-06
Implemented on:	1996-1-1
Status:	superseded
Superseded by:	SN/T 0467-2010 Determination of crimp character for import and export polyester textured yarn
Superseded on:	2011-5-1
Superseding:	ZB W53005-1986
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	224.00
Delivery:	via email in 1~3 business day

本方法设定某一总线密度的绞丝，经过干热空气卷曲显现过程，并用规定的加负荷程序加载，绞丝的长度就发生变化利用在规定的加负荷程序下测得的绞丝长度，按规定的公式计算来测定涤纶加工丝卷缩特性。
本方法适用于涤纶加工丝卷曲收缩率、卷曲模量、卷曲稳定度、卷缩坚牢度、紧缩伸长率和弹性恢复率测定。