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ASTM_F_2400_-_16.pdf

1、Designation:F240016An American National StandardStandard Specification forHelmets Used in Pole Vaulting1This standard is issued under the fixed designation F2400;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revisi

2、on.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.INTRODUCTIONPole vaulting by its very nature carries a risk of serious injury and even death.Participation in polevaulting(just as in other sport

3、s involving speed,heights,and falls)implies acceptance of this risk.Measures to significantly reduce this risk include,first and foremost,the use of regulation sized polevault pits and padded standard base covers,along with the removal or padding of any adjacent hardsurfaces.Education of pole vault

4、coaches and athletes is another important risk reduction measure.Helmets might be part of a plan to reduce risk as well.A helmet that meets this specification mightbe helpful for certain events like a bounce out,a fall while exiting the pole vault pit,or other impacts.Ahelmet,however,is not likely t

5、o prevent serious injury or death if a vaulter lands outside of the polevault pit and strikes his or her head after a vault.1.Scope1.1 This specification covers performance requirements forhelmets to be used in the activity of pole vaulting.1.2 All testing and requirements of this specification are

6、tobe carried out in accordance with Test Methods F1446 exceptwhere noted in this specification.1.3 Partial utilization of this specification is prohibited.Anystatement of compliance with this specification shall be acertification that the product meets all of the requirements ofthe specification in

7、their entirety.A product that fails to meetany one of the requirements of this specification is consideredto have failed the specification and shall not be sold with anyindication that it meets parts of the specification.1.4 Helmets designed to comply with this and other stan-dards may proclaim uses

8、 as certified by the manufacturer.1.5 The values stated in SI units are to be regarded as thestandard.1.6 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 establish appro-priate safety and healt

9、h practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2F1446 Test Methods for Equipment and Procedures Used inEvaluating the Performance Characteristics of ProtectiveHeadgear3.Terminology3.1 For definitions of terms used in this

10、specification,seeTest Methods F1446.4.Number of Samples4.1 Five helmets are required of each model and size to betested.5.Conditioning5.1 Conditioning of test samples shall be in accordance withthe requirements of the section on Conditioning Environmentsof Test Methods F1446.6.Selection of Headform6

11、.1 The appropriate size headform shall be selected basedon the headform size selection terminology of Test MethodsF1446 for the helmet to be tested.Headforms to be used shallbe as specified in Test Methods F1446,using the variable massdrop assembly configuration.1This specification is under the juri

12、sdiction of ASTM Committee F08 on SportsEquipment,Playing Surfaces,and Facilities and is the direct responsibility ofSubcommittee F08.53 on Headgear and Helmets.Current edition approved April 1,2016.Published May 2016.Originallyapproved in 2006.Last previous edition approved in 2011 as F2400 06(2011

13、).DOI:10.1520/F2400-16.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbo

14、r Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 7.Reference Marking7.1 Marking the test line shall be in accordance with theReference Marking requirements of Test Methods F1446.7.2 The preload ballast weight shall be 5 kg.7.3 Mark the test lineABCD on the helmet as shown in Fig.1.

15、8.Helmet Inspection8.1 The configuration requirements of the section on Con-figuration in Test Methods F1446 shall be satisfied.8.1.1 In addition,for this specification no aerodynamicfairings will be allowed as pole-vaulters try or tend to land ontheir back.8.1.2 Ventilation ports are allowed as lon

16、g as all otherrequirements of this specification are met.8.1.3 When mounted on the reference headform in accor-dance with the section on Reference Marking of Test MethodsF1446,determine the minimum distance from the headform tothe outer surface of the helmet at any point above the test line.In this context,the outer surface can be defined by conforminga flexible strip of steel to the outer surface.No portion of thehelmets outer surface shall be more than 15 mm further fromthe surface of the test

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