1、Designation:F244018An American National StandardStandard Specification forIndoor Wall/Feature Padding1This standard is issued under the fixed designation F2440;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision
2、.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers wall padding and padding forother indoor structures.All padding constructions are included.The intended use of
3、 this specification is for the qualification ofconstruction designs and comparison of products.NOTE1This specification was developed due to the numerous designsin existence and the need to provide a method to determine if a wall padmeets a minimum level of protection.NOTE2There is no equivalent ISO
4、standard.1.2 The values as stated in SI units are to be regarded as thestandard.The values in parentheses are given for informationonly.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to estab
5、lish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.See 7.1 for specific hazards statement.1.4 This international standard was developed in accor-dance with internationally recognized principles on standard-ization estab
6、lished in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2F1292 Specification for Impact Attenuation of SurfacingMaterials Wi
7、thin the Use Zone of Playground Equipment3.Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 coatingpolyvinylchloride(PVC)orPVCcopolymer,or both,or other suitable polymeric materials.4.Classification4.1 Classify padding in accordance with the specific appli-cation.Type 1:Permanentl
8、y attachedType 2:RemovableGrade A:CoatedGrade B:Covered or encased5.Significance and Use5.1 The padding shall be constructed to yield the valueslisted in Table 1 throughout the impact area under the condi-tions of the manufacturers warranty.5.2 Special requirements for the padding shall be subject t
9、opurchase agreements.Special requirements shall never reduceany of the basic requirements listed in this standard.5.3 Good manufacturing practices shall be used in theconstruction and inspection of the padding.6.Performance Requirements6.1 The requirements listed in this section and in Table 1 aremi
10、nimal for new and reconditioned padding.6.2 Shock Absorption:6.2.1 Determine the shock absorption properties of thepadding in accordance with instrumentation of SpecificationF1292.6.2.2 The maximum gmaxvalues for the padding shall notexceed 200 and the HIC shall not exceed 1000 as listed inTable 1.L
11、ower values for gmaxand HIC indicate bettershock-absorbing values.NOTE3Under the specified test conditions(that is,missile size,impact velocity,and so forth),lower gmaxvalues indicate better shock-absorbing properties.6.3 ThicknessThe thickness of the new or reconditionedpadding shall be sufficient
12、to provide the shock-absorptionproperties listed in Table 1.7.General Requirements7.1 Wall padding is normally produced in sections that areassembled prior to use.The padding shall be installed such thatthese sections are fastened securely together to prevent themfrom becoming separated during use.(
13、WarningAreas ofpadding missing coating or covering are considered healthhazards.)1This specification is under the jurisdiction of ASTM Committee F08 on SportsEquipment,Playing Surfaces,and Facilitiesand is the direct responsibility ofSubcommittee F08.12 on Gymnastics and Wrestling Equipment.Current
14、edition approved Nov.1,2018.Published December 2018.Originallyapproved in 2004.Last previous edition approved in 2011 as F2440 11.DOI:10.1520/F2440-18.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandard
15、s volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on stand
16、ardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 8.Dimensions,Mass,and Permissible Variations8.1 Where wall padding is used in an indoor facility,thelength and width dimensions of the mats,as well as theirproximity to the floor,shall be appropriate to the intended useof the facility.Padding shall be installed no more than 4 in.from the fl
