Standard No.:	GB/T 1731-1993
English Name:	Determination of flexibility of films
Chinese Name:	漆膜柔韧性测定法
Chinese Classification:	G50    Basic standard and general method for coating
Professional Classification:	GB    National Standard
Issued by:	State Technical Supervision Bureau
Issued on:	1993-03-20
Implemented on:	1993-12-1
Status:	superseded
Superseded by:	GB/T 1731-2020
Superseded on:	2021-10-1
Superseding:	GB 1731-1979
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	90.0
Delivery:	via email in 1 business day

1 Subject Content and Application Scope This standard specifies the method to determine the flexibility of film by means of flexibility tester, and uses the diameter of minimum axial bar that does not damage the paint film to represent the flexibility of film. 2 Normative References GB 1727 "General Preparation of Paint Film" GB 1764 "Methods of Test for Measurement of Dry Film Thickness of Paints" GB 3186 "Sampling Paint Products"

* GB 1727-1992 Methods of producing films of paints,varnishes,lacquers and related products on test panels
* GB 1764-
* GB 3186-82(89)