Standard No.:	GB/T 22891-2008
English Name:	Leather—Physical and mechanical tests—Determination of water resistance of heavy leather
Chinese Name:	皮革 物理和机械试验 重革防水性能的测定
Chinese Classification:	Y46    Furs and leathers
Professional Classification:	GB    National Standard
ICS Classification:	59.140.30 59.140.30    Leather and furs 59.140.30
Source Content Issued by:	AQSIQ
Issued on:	2008-12-30
Implemented on:	2009-9-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	120.0
Delivery:	via email in 1 business day

1 Scope This standard specifies a method for determining the water resistance of heavy leathers. This standard is applicable to all types of heavy leathers. 2 Normative References The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. QB/T 2706 Leather - Chemical, Physical and Mechanical and Fastness Tests - Sampling Location (QB/T 2706-2005, ISO 2418:2002, MOD) QB/T 2707 Leather - Physical and Mechanical Tests - Sample Preparation and Conditioning (QB/T 2707-2005, ISO 2419:2002, MOD) QB/T 2709 Leather - Physical and Mechanical Tests - Determination of Thickness (QB/T 2709-2005, ISO 2589:2002, MOD) 3 Terms and Definitions

Foreword i 1 Scope 2 Normative References 3 Terms and Definitions 4 Principle 5 Apparatus 6 Sampling and Sample Preparation 7 Procedure 8 Expression of Results 9 Test Report Annex A (Informative) Technical Differences Together with Their Reasons Between this Standard and ISO 5404: