Standard No.:	GB/T 6847-2012
English Name:	Imaging materials - Photographic film and paper - Determination of curl
Chinese Name:	影像材料 照相胶片和相纸 卷曲度的测定
Chinese Classification:	G80    Basic standards and general methods for photosensitive material
Professional Classification:	GB    National Standard
ICS Classification:	37.040.20 37.040.20    Photographic paper, films and plates. Cartridges 37.040.20
Source Content Issued by:	AQSIQ;SAC
Issued on:	2012-12-31
Implemented on:	2013-8-1
Status:	valid
Superseding:	GB/T 6847-1995 Determination of the curl of photographic film and paper
Target Language:	English
File Format:	PDF
Word Count:	7000 words
Translation Price(USD):	190.0
Delivery:	via email in 1~3 business day

本标准规定了散页状、卷筒状或条状照相胶片和相纸在冲洗加工前后的卷曲性能的测量和定量表达方法。
本标准规定了三种测量方法:方法A 是试样保持垂直时测量卷曲度的方法,方法B和C是试样保持水平时的方法。由于试样的外形和尺寸的不同,三种方法的数值不能互相比较。
这些方法都不能用于测定感光材料在冲洗或干燥过程中的卷曲性能。