1、Designation: F2843 10Standard 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, the year of last revision. A number in parentheses
2、 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 vehicle usage classification defined in Classifica
3、tion 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 for thestructural performance properties of Condi
4、tion 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 Bicycle Frames3. Terminology3.1 Definitions:3.2 bic
5、ycle 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.3.3 frame size, nthe size of the frame as designated bywheel diameter used.4. Classification4.1 Conditio
6、n 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 Fatigue TestThe frame shall betested and each must complet
7、e a minimum 50 000 cycles witha cyclic load of 600 N tensile and 300 N compressive.5.1.2 Vertical Loading Fatigue TestThe frame shall betested and each must complete a minimum 50 000 cycles witha cyclic load of 600 N to 60 N in the compressive direction.5.1.3 Impact Strength TestThe frame shall be t
8、ested witha drop height of 180 mm, and the permanent set of the frameand fork shall be less than 40 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 purchase order or contract, thepurchaser shall be
9、 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 bicycle; bike; child; Condition 0; frame; si
10、dewalk1This test method is under the jurisdiction of ASTM Committee F08 on SportsEquipment and Facilities and is the direct responsibility of Subcommittee F08.10 onBicycles.Current edition approved May 1, 2010. Published June 2010. DOI: 10.1520/F2843-10.2For referenced ASTM standards, visit the ASTM
11、 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.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United
12、 States.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rig
13、hts, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional
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15、 Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, 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 ASTM website (www.astm.org/COPYRIGHT/).F2843 102
