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    ASTM F2843-2010a(2015) Standard Specification for Condition 0 Bicycle Frames《第0类条件的自行车车架标准规格》.pdf

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    ASTM F2843-2010a(2015) Standard Specification for Condition 0 Bicycle Frames《第0类条件的自行车车架标准规格》.pdf

    1、Designation: F2843 10a (Reapproved 2015) An American National StandardStandard Specification forCondition 0 Bicycle Frames1This standard is issued under the fixed designation F2843; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, t

    2、he year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.INTRODUCTIONThis specification standard defines a set of requirements for Condition 0 bicycle frames. Condition0 is a v

    3、ehicle usage classification defined in Classification F2043 indicating the type of riding andsurface condition intended by design. Included are specifications for establishing loads and othercriteria to be used with the matching test method.1. Scope1.1 This standard establishes testing requirements

    4、for thestructural performance properties of Condition 0 bicycleframes.1.2 The values stated in SI units are to be regarded asstandard. No other units of measurement are included in thisstandard.2. Referenced Documents2.1 ASTM Standards:2F2043 Classification for Bicycle UsageF2711 Test Methods for Bi

    5、cycle Frames3. Terminology3.1 Definitions:3.1.1 bicycle frame, nthe structural member that supportsthe seat with rear connection for the rear wheel, front connec-tion via the head tube for the fork and lower connection for thecrank/pedal assembly.3.1.2 frame size, nthe size of the frame as designate

    6、d bywheel diameter used.4. Classification4.1 Condition 0 bicycle frame.5. Performance Requirements5.1 The bicycle frame shall be tested in accordance withTest Methods F2711, the Horizontal Loading Fatigue test,Vertical Loading Fatigue test, and the Impact Strength test.5.1.1 Horizontal Loading Fatig

    7、ue TestThe frame shall betested and must complete a minimum 50 000 cycles with acyclic load of 600 N tensile and 300 N compressive.5.1.2 Vertical Loading Fatigue TestThe frame shall betested and must complete a minimum 50 000 cycles with acyclic load of 600 N to 60 N in the compressive direction.5.1

    8、.3 Impact Strength TestThe frame shall be tested witha drop height of 120 mm, and the permanent set of the frameand fork shall be less than 20 mm.6. Rejection and Rehearing6.1 Frames that fail to meet the requirements of thisstandard shall be rejected.7. Certification7.1 When specified in the purcha

    9、se order or contract, thepurchaser shall be furnished certification that specimens havebeen either tested or inspected as directed in this specificationand the requirements have been met. When specified in thepurchase order or contract, a report of the test results shall befurnished.8. Keywords8.1 b

    10、icycle; bike; child; Condition 0; frame; sidewalk1This test method is under the jurisdiction of ASTM Committee F08 on SportsEquipment, Playing Surfaces, and Facilities and is the direct responsibility ofSubcommittee F08.10 on Bicycles.Current edition approved Oct. 1, 2015. Published December 2015. O

    11、riginallyapproved in 2010. Last previous edition approved in 2010 as F2843 10a. DOI:10.1520/F2843-10AR15.2For 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 standar

    12、ds Document Summary page onthe ASTM website.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standa

    13、rd. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewe

    14、d every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible

    15、technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Consh

    16、ohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 10a (2015)2


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