Standard No.:	QB/T 4839-2015
English Name:	Upholstered furniture. Foam mattress
Chinese Name:	软体家具 发泡型床垫
Professional Classification:	QB    Professional Standard - Light Industry
Source Content Issued by:	Ministry of Industry and Information Technology
Issued on:	2015-07-14
Implemented on:	2016-1-1
Status:	superseded
Superseded by:	QB/T 4839-2023
Superseded on:	2024-7-1
Target Language:	English
File Format:	PDF
Word Count:	5500 words
Translation Price(USD):	130.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the terms and definitions, codes, product classification, requirements, test methods, inspection rules, marking, specifications, packaging, transport and storage of upholstered furniture - foam mattress. This standard is applicable to foam mattress with a thickness of 130mm or above and may be referred by the foam mattress with a thickness less than 130mm. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the normative document (including any amendments) applies. GB/T 212-2008 Proximate analysis of coal GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection GB/T 3920-2008 Textiles - Tests for colour fastness - Colour fastness to rubbing GB 5296.6 Instructions for use of products of consumer interest - Part 6: Furniture GB/T 6344-2008 Flexible cellular polymeric materials - Determination of tensile strength and elongation at break GB/T 6670-2008 Flexible cellular polymeric materials - Determination of resilience by ball rebound GB/T 9640 Flexible and rigid cellular polymeric materials - Accelerated aging tests GB/T 10807-2006 Flexible cellular polymeric materials - Determination of hardness (indentation technique) GB 15979-2002 Hygienic standard for disposable sanitary products GB 17927.1-2011 Upholstered furniture - Assessment of the resistance to ignition of mattress and sofa - Part 1: Smouldering cigarette GB 17927.2-2011 Upholstered furniture - Assessment of the resistance to ignition of mattress and sofa - Part 2: Match flame equivalent GB/T 18446-2009 Binders for paints and varnishes - Determination of monomeric diisocyanates in isocyanate resins GB/T 24451-2009 Low resilience flexible polyether polyurethane cellular plastics GB/T 1952.2-2011 Upholstered furniture - Spring mattress 3 Terms, definitions and codes 3.1 Terms and definitions For the purposes of this document, the terms and definitions given in QB/T 1952.2-2011 and the followings apply. 3.1.1 foam mattress mattress made by foaming natural latex, synthetic latex, polyurethane and other materials as core material and covered with fabric on the surface 3.1.2 ash content non-flammable ingredient left after burning latex or polyurethane material in the foam mattress 3.1.3 slow rebound polyurethane foam plastics special polyurethane foam plastics characterized by slow recovery, low rebound and high hysteresis loss 3.2 Codes For the purposes of this document, the following codes apply.

Foreword i 1 Scope 2 Normative references 3 Terms, definitions and codes 4 Product classification 5 Requirements 6 Test methods 7 Inspection rules 8 Marking, specifications, packaging, transport and storage