ASTM_F_964_-_13.pdf

Designation:F96413Standard Specification forRigid Poly(Vinyl Chloride)(PVC)Exterior Profiles Used forFencing and Railing1This standard is issued under the fixed designation F964;the number immediately following the designation indicates the year of originaladoption or,in the case of revision,the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscriptepsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification establishes requirements for the ma-terial properties and physical properties,including dimensionaltolerances,extrusion quality,and weatherability,of rigid polyvinyl-chloride(PVC)exterior profiles used for agricultural,commercial,residential fencing and railing.Methods for test-ing and for identifying exterior profile extrusions that complywith this specification are also provided.NOTE1Information with regard to application,assembly,and instal-lation should be obtained from the manufacturer or in accordance withPractice F1999,or both.NOTE2Loadbearing characteristics for fence and railing assembliesare not addressed within this specification(for example,windload,horizontal or vertical guardrail loading).1.2 The material used in these exterior profiles is limited torigid poly(vinyl chloride)(PVC)compounds in a singlehomogeneous extrusion or in a coextrusion of two or morePVC compounds in distinct layers.1.3 The values stated in inch-pound units are to be regardedas the standard.The values in parentheses are provided forinformation only.1.4 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 health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics for TestingD635 Test Method for Rate of Burning and/or Extent andTime of Burning of Plastics in a Horizontal PositionD696 Test Method for Coefficient of Linear Thermal Expan-sion of Plastics Between 30C and 30C with a VitreousSilica DilatometerD883 Terminology Relating to PlasticsD1435 Practice for Outdoor Weathering of PlasticsD1600 Terminology forAbbreviated Terms Relating to Plas-ticsD1898 Practice for Sampling of Plastics(Withdrawn 1998)3D2565 Practice for Xenon-Arc Exposure of Plastics In-tended for Outdoor ApplicationsD4216 Specification for Rigid Poly(Vinyl Chloride)(PVC)and Related PVC and Chlorinated Poly(Vinyl Chloride)(CPVC)Building Products CompoundsD4226 Test Methods for Impact Resistance of Rigid Poly-(Vinyl Chloride)(PVC)Building ProductsD4726 Specification for Rigid Poly(Vinyl Chloride)(PVC)Exterior-Profile Extrusions Used for Assembled Windowsand DoorsF1999 Practice for Installation of Rigid Poly(Vinyl Chlo-ride)(PVC)Fence SystemsG154 Practice for Operating Fluorescent Ultraviolet(UV)Lamp Apparatus for Exposure of Nonmetallic Materials3.Terminology3.1 GeneralDefinitions are in accordance with Terminolo-gies D883 and D1600,unless otherwise indicated.3.2 Definitions of Terms Specific to This Standard:3.2.1 capstockthe outer layer in a coextrusion exposed toweathering.3.2.2 coextrusionthe process of coextruding profiles fromtwo or more concentric streams of PVC compounds.NOTE3Separate PVC materials may be coextruded to form amulti-layered profile with each layer having different physical character-istics such as strength and weathering.3.2.3 color-hold guidelinespredictive target color regionswithin a three-dimensional model which constitute acceptableappearance retention levels of color change resulting fromweathering of specific product type and color.1This specification is under the jurisdiction of ASTM Committee F14 on Fencesand is the direct responsibility of Subcommittee F14.30 on Rigid Polymer FenceSystems.Current edition approved July 1,2013.Published July 2013.Originally approvedin 1994.Last previous edition approved in 2009 as F964-09.DOI:10.1520/F0964-13.2For 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.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 NOTE4Commercial products which demonstrate weathering behaviorwithin reasonable conformance to these target guidelines during a 2yeartest period can be anticipated to weather without exhibiting unacceptablecolor changes during the service life of the product.3.2.4 longitudinal bowrefers to bow along the span.Lon-gitude is measured along the span.3.2.5 reworked materialmaterial from the manufacturersfacility of known,compatible composition meeting the mate-rial requirement of this specification that has been reground,pelletized,or solvate