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
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.
Contents of QB/T 4839-2015
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