Standard No.:	GB/T 13893-2008
English Name:	Paints and varnishes - Determination of resistnace to humidity - Continuous condensation
Chinese Name:	色漆和清漆 耐湿性的测定 连续冷凝法
Chinese Classification:	G50    Basic standard and general method for coating
Professional Classification:	GB    National Standard
ICS Classification:	87.04 87.04    Paints and varnishes 87.04
Source Content Issued by:	AQSIQ; SAC
Issued on:	2008-6-4
Implemented on:	2008-12-1
Status:	to be superseded
Superseded by:	GB/T 13893.1-2026 Paints and varnishes—Determination of resistance to humidity—Part 1:Condensation (single-sided exposure)
Superseded on:	2027-2-1
Superseding:	GB/T 13893-1992 Paints and varnishes－Determination of resistance to humidity(continuous condensation)
Target Language:	English
File Format:	PDF
Word Count:	11200 words
Translation Price(USD):	448.0
Delivery:	via email in 1~3 business day

本标准按照涂层要求或产品规定了一种评定涂膜、涂料体系及其同类产品在连续冷凝的高湿度环境中，耐湿性的测定方法。本标准适用的涂层底材包括多孔底材(如木材、石膏和纸面石膏板)和非多孔性底材（如金属）等。本方法指名了一种在严酷暴露条件下可能发生于涂层表面的连续冷凝性能试验。本试验方法可以揭示涂层破坏（包括起泡、沾污、软化、起皱和脆化）以及底材破坏的现象。

Foreword II 1 Scope 2 Normative references 3 Principle 4 Required supplementary information 5 Apparatus 6 Sampling 7 Test panels 8 Method of exposure of test panel 9 Examination of test panels 10 Precision 11 Test report Annex A (Normative) Required supplementary information