ASTM F934-1996(2013) Standard Specification for Standard Colors for Polymer-Coated Chain Link Fence Materials《带聚合物涂层的链环连接栅栏材料标准颜色的标准规范》.pdf

《ASTM F934-1996(2013) Standard Specification for Standard Colors for Polymer-Coated Chain Link Fence Materials《带聚合物涂层的链环连接栅栏材料标准颜色的标准规范》.pdf》由会员分享，可在线阅读，更多相关《ASTM F934-1996(2013) Standard Specification for Standard Colors for Polymer-Coated Chain Link Fence Materials《带聚合物涂层的链环连接栅栏材料标准颜色的标准规范》.pdf（1页珍藏版）》请在麦多课文档分享上搜索。

1、Designation: F934 96 (Reapproved 2013)Standard Specification forStandard Colors for Polymer-Coated Chain Link FenceMaterials1This standard is issued under the fixed designation F934; the number immediately following the designation indicates the year of originaladoption or, in the case of revision,

2、the year of last revision. A number in parentheses indicates the year of last reapproval. A superscriptepsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers standard colors for coatedchain link fence materials such as chain link fence fa

3、bric,tension wire, posts, rails, gate frames, and fittings.2. Referenced Documents2.1 ASTM Standards:2D1729 Practice for Visual Appraisal of Colors and ColorDifferences of Diffusely-Illuminated Opaque MaterialsD2244 Practice for Calculation of Color Tolerances andColor Differences from Instrumentall

4、y Measured ColorCoordinatesG90 Practice for Performing Accelerated Outdoor Weather-ing of Nonmetallic Materials Using Concentrated NaturalSunlight3. Color3.1 Unless otherwise stipulated by the purchaser, determinethe color in accordance with the standard contained in Table 1.3.2 Determine compliance

5、 with this requirement by com-parison of specimens of the coated materials to standard flatspecimens of fused film of approximately the thickness speci-fied for the coating to be applied to the materials, andmeasuring at least 112 by 112 in. (38 by 38 mm).3.3 Prepare standard flat specimens for the

6、evaluation ofcolor coating by duplicating the production process as nearly aspossible including temperature, particle size, etc.3.4 Determine the color of the standard flat specimens inaccordance with Test Method D2244 and Practice D1729.3.5 Do not allow the color of the specimens to vary morethan 6

7、 Delta E when exposed to 500 000 Langleys acceleratedweathering operated in accordance with Practice G90 with bothday and night spray cycles.TABLE 1 Standard Polymer ColorsDark Green Olive Green Brown BlackL 28.61 32.10 27.76 22.30A 12.59 6.14 3.37 0.09B 1.95 3.00 4.28 0.85Delta/E 3.0 3.0 3.0 6.0AST

8、M 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 rights, are en

9、tirely 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 standardsa

10、nd should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible 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

11、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

12、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/).1This specification is under the jurisdiction of ASTM Committee F14 on

13、Fencesand is the direct responsibility of Subcommittee F14.40 on Chain Link Fence andWire Accessories.Current edition approved March 1, 2013. Published March 2013. Originallyapproved in 1985. Last previous edition approved in 2008 as F934 - 96(2008). DOI:10.1520/F0934-96R13.2For referenced ASTM stan

14、dards, 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 Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1