ASTM D7793-2012 7267 Standard Specification for Insulated Vinyl Siding《绝缘乙烯护墙板的标准规格》.pdf

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1、Designation: D7793 12Standard Specification forInsulated Vinyl Siding1This standard is issued under the fixed designation D7793; 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 ind

2、icates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification establishes requirements for insulatedvinyl siding, which is vinyl siding with integral foam plasticinsulating material, where the vinyl sidi

3、ng is manufacturedfrom rigid PVC compound. Compliance with this standardrequires insulated vinyl siding to demonstrate a thermal insu-lation value of R-2.0 or greater. Other performance require-ments and test methods addressed by this standard includematerials properties and dimensions, warp, shrink

4、age, impactstrength, expansion, appearance, thermal distortion resistance,and windload resistance. Methods of indicating compliancewith this specification are also provided.NOTE 1Insulated vinyl siding is composed of two major components:the vinyl siding and the insulating material. It is intended t

5、hat the vinylsiding portion comply with Specification D3679. Applicable portions ofSpecification D3679 are included in this specification. Additional require-ments that pertain only to the insulation as a separate material, or to thecombination of vinyl siding and insulation as a whole, are also inc

6、luded.For further explanation, see Appendix X1.1.2 Insulated vinyl siding shall be tested with the insulationmaterial in place or removed, as specified in the applicablerequirement or test method.1.3 The use of PVC recycled plastic in this product shall bein accordance with the requirements in Secti

7、on 4.1.4 Insulated vinyl siding produced to this specificationshall be installed in accordance with Practice D4756. Refer-ence shall also be made to the manufacturers installationinstructions for the specific product to be installed.1.5 The values stated in inch-pound units are to be regardedas stan

8、dard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.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 st

9、andard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.NOTE 2There is no known ISO equivalent to this standard.2. Referenced Documents2.1 ASTM Standards:2C297/C297M Test Method for Flatwise Tensile Strength ofSandwich Cons

10、tructionsC578 Specification for Rigid, Cellular Polystyrene ThermalInsulationC591 Specification for Unfaced Preformed Rigid CellularPolyisocyanurate Thermal InsulationC1199 Test Method for Measuring the Steady-State Ther-mal Transmittance of Fenestration Systems Using Hot BoxMethodsC1289 Specificati

11、on for Faced Rigid Cellular Polyisocya-nurate Thermal Insulation BoardC1363 Test Method for Thermal Performance of BuildingMaterials and Envelope Assemblies by Means of a HotBox ApparatusD618 Practice for Conditioning Plastics for TestingD635 Test Method for Rate of Burning and/or Extent andTime of

12、Burning of Plastics in a Horizontal PositionD696 Test Method for Coefficient of Linear Thermal Ex-pansion of Plastics Between 30C and 30C with aVitreous Silica DilatometerD1042 Test Method for Linear Dimensional Changes ofPlastics Under Accelerated Service ConditionsD1183 Practices for Resistance of

13、 Adhesives to CyclicLaboratory Aging ConditionsD1435 Practice for Outdoor Weathering of PlasticsD2244 Practice for Calculation of Color Tolerances andColor Differences from Instrumentally Measured ColorCoordinatesD2457 Test Method for Specular Gloss of Plastic Films andSolid PlasticsD3679 Specificat

14、ion for Rigid Poly(Vinyl Chloride) (PVC)SidingD3892 Practice for Packaging/Packing of PlasticsD4226 Test Methods for Impact Resistance of Rigid Poly-(Vinyl Chloride) (PVC) Building ProductsD4756 Practice for Installation of Rigid Poly(Vinyl Chlo-ride) (PVC) Siding and Soffit1This specification is un

15、der the jurisdiction of ASTM Committee D20 onPlastics and is the direct responsibility of Subcommittee D20.24 on Plastic BuildingProducts.Current edition approved June 1, 2012. Published July 2012. DOI:10.1520/D779312.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact AS

16、TM 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 States.D5206 Test Method for Windlo

17、ad Resistance of RigidPlastic SidingD5947 Test Methods for Physical Dimensions of SolidPlastics SpecimensD7209 Guide for Waste Reduction, Resource Recovery, andUse of Recycled Polymeric Materials and ProductsD7445 Specification for Rigid Poly(Vinyl Chloride) (PVC)Siding with Foam Plastic Backing (Ba

18、cked Vinyl Siding)E84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE1753 Practice for Use of Qualitative Chemical Spot TestKits for Detection of Lead in Dry Paint FilmsG147 Practice for Conditioning and Handling of Nonmetal-lic Materials for Natural and Artificial Weathering T

19、ests2.2 American Society of Civil Engineers (ASCE):3ASCE 7-02 Minimum Design Loads for Buildings andOther Structures2.3 International Code CouncilEvaluation Services (ICC-ES):AC05 Acceptance Criteria for Sandwich Panel Adhesives2.4 International Standards Organization (ISO):ISO/IEC Guide 65 General

20、requirements for bodies operat-ing product certification systems2.5 Federal Standards:16 CFR Part 460 Labeling and Advertising of Home Insu-lation3. Terminology3.1 Definitions:3.1.1 center-pinningan installation technique in which thesiding panel is fastened tightly through the nail slot at thecente

21、r length of the panel, in order to cause thermal expansionand contraction to occur equally in both directions from thecenter.3.1.2 cohesive failurein the context of tensile testing,internal separation of the adhesive within the adhesive layer,resulting in attachment of adhesive material to the surfa

22、ce ofboth substrates3.1.3 insulation; insulating materialfoam plastic materialthat is combined at the factory with a vinyl siding profile toform insulated vinyl siding.3.1.4 insulated vinyl sidinga vinyl cladding product soldwith manufacturer-installed foam plastic insulating material asan integral

23、part of the cladding product. The vinyl claddingportion of insulated vinyl siding meets the definition of vinylsiding.3.1.5 nominalthe value that a manufacturer consistentlyuses to represent a specific property or dimension of a vinylsiding product in public claims including, but not limited to,prod

24、uct literature, advertisements, quotations, and certificatesof conformance.3.1.6 process average thicknessthe rolling, arithmeticmean of average specimen thicknesses measured in accordancewith 6.5 for a specific product during all productions runs forthe most recent six-month period.3.1.7 vertical c

25、overageThe net vertical distance of thewall covered by a single insulated vinyl siding panel, disre-garding any portions of the panel that are overlapped byadjacent panels above or below.3.1.8 temperate northern climatein weather testing, aNorth American metropolitan area testing site located within

26、73 to 100W longitude and 37 to 45N latitude.3.1.9 vinyl sidinga shaped material, made principallyfrom rigid poly(vinyl chloride) (PVC), that is used to cladexterior walls of buildings. In this standard, vinyl siding refersto the rigid profile to which the insulation is attached.4. Materials and Manu

27、facture4.1 Vinyl Siding:4.1.1 The vinyl siding, exclusive of foam plastic insulatingmaterial, shall be made of one or more layers of poly(vinylchloride) (PVC) compound. Any layers of materials other thanpoly (vinyl chloride) (PVC) compound shall be kept to lessthan 20 % by volume. This limitation do

28、es not apply to theinsulation material.4.1.2 Where rigid PVC recycled plastic as defined in GuideD7209 is used, the vinyl siding containing the PVC recycledplastic shall meet all of the requirements of Sections 3, 4, and5.4.1.3 The vinyl siding material, exclusive of insulationmaterial, when tested

29、in accordance with Test Method D635,shall not exceed an average extent of burn of 4 in. (100 mm),with an average time of burn not to exceed 10 seconds. Aminimum sample thickness of 0.035 in. (0.9 mm) is required.(WarningThe flammability testing data, conclusions, andrecommendations of Test Method D6

30、35 relate solely to themeasurement and description of properties for classification ofthe vinyl siding material in response to flame under controlledlaboratory conditions and shall not be used for the descriptionor appraisal of the fire hazard of vinyl siding under actual fireconditions.)4.2 Foam Pl

31、astic Insulation:4.2.1 The foam plastic insulation shall be made of one of thefollowing materials:4.2.1.1 Expanded polystyrene complying with SpecificationC578.4.2.1.2 Extruded polystyrene complying with SpecificationC5784.2.1.3 Polyisocyanurate complying with SpecificationC591 or Specification C128

32、94.2.2 The foam plastic insulation shall have a Flame SpreadIndex not greater than 75 and a Smoke Developed Index notgreater than 450 when tested separately under Test MethodE84.4.3 Adhesives:4.3.1 The suitability for outdoor use of an adhesive used tobond the vinyl siding and the insulation, if any

33、, shall bedetermined by the following procedure.4.3.1.1 Prepare a minimum of 10 samples consisting of twoDouglas fir-larch blocks or other appropriate substrates,bonded by the adhesive, in accordance with Test MethodC297/C297M. Each block is to be 2.0 inches square. Theadhesive shall be applied and

34、cured in accordance with theadhesive manufacturers instructions.3Available from American Society of Civil Engineers (ASCE), 1801 AlexanderBell Dr., Reston, VA 20191, http:/www.asce.org.D7793 122(1) The material selected for use as the substrate shall becapable of withstanding the accelerated aging d

35、escribed in4.3.1.2 without damage or deterioration of the substrate.NOTE 3Other appropriate substrates, such as metal or plastic, com-patible with the adhesive according to the manufacturers guidelines, canbe used in place of the Douglas fir-larch blocks. Because in accordancewith 4.3.1.4.1 at least

36、 75 % of samples must fail in a cohesive mode, asubstrate should be selected that is expected to be stronger than theadhesive and which will form a tight bond with the adhesive.4.3.1.2 Subject 50 percent of the samples to acceleratedaging under Test Method D1183, Test Condition C, for threecycles. T

37、he low-temperature portion of the cycle is not requiredto be colder than -40F (-40C) and the relative humidityduring this portion of the cycle shall not be greater than 10 %RH.4.3.1.3 Condition and test all of the samples in accordancewith Test Method C297/C297M.4.3.1.4 Acceptable Performance:(1) Fo

38、r a valid test, the mode of failure for no fewer than75 % of the samples shall be cohesive. Only samples that failedcohesively are counted in the following. The average ultimatetensile strength of the samples that were subjected to acceler-ated aging shall not be less than 80 % of the average ultima

39、tetensile strength of the samples that were subjected to condi-tioning only.(2) As an alternative, adhesives that are covered by acurrent report, issued by an agency accredited under ISO Guide65, as a Type I, Class 2 adhesive in accordance with Accep-tance Criteria AC05, will have exhibited acceptab

40、le perfor-mance under the above procedure.NOTE 4Compatibility of the adhesive with the vinyl siding andinsulation used in the insulated vinyl siding is evaluated separately, under5.2.5.4.4 Insulated Vinyl Siding:4.4.1 Insulated vinyl siding shall not contain elemental lead(Pb) or compounds of that m

41、aterial other than traces incidentalto raw materials or the manufacturing process. This limitationapplies to both PVC substrate and to any cap or film material,as well as the insulation material. Compliance with thisrequirement shall be demonstrated by one of the methods in6.16.5. Physical Requireme

42、nts5.1 Requirements Applicable to Vinyl SidingThe provi-sions of 5.1.1-5.1.8 apply only to the vinyl siding, exclusive ofany insulation material. Where necessary to perform testing,the insulation material shall be removed.5.1.1 Length and WidthThe nominal length and width ofthe vinyl siding shall be

43、 as agreed upon between the purchaserand the seller. The actual length shall not be less than14 in. (6.4mm) of the nominal length and the actual width shall be within6116 in. (1.6 mm) of the nominal width when measured inaccordance with 6.3 and 6.4.5.1.2 ThicknessThese requirements pertain only to m

44、ea-surements of the portions of the vinyl siding that are exposedafter installation of the panel, measured in accordance with theprocedure in 6.5. The average thickness of each specimen shallbe no less than 0.035 in. No individual measurement shall bethinner than 0.003 in. below the nominal thicknes

45、s. Theprocess average thickness as defined in 3.1.6 shall be nothinner than 0.001 in. below the nominal thickness.5.1.3 CamberAfull length of vinyl siding (typically 10 or12 ft (3.05 or 3.61 m) shall not have a camber greater than18in. (3.2 mm) when measured in accordance with 6.6.5.1.4 Heat Shrinka

46、geThe average heat shrinkage shall notexceed 3.0 % when determined by the method described in 6.7.5.1.5 Impact ResistanceThe vinyl siding shall have aminimum impact strength of 60 in.lbf (6.78 J) when tested inaccordance with 6.8.5.1.6 GlossThe gloss of smooth and embossed vinylsiding shall be unifo

47、rm across the exposed surface. Theaverage of all readings for a panel determined in 6.11.2.5 shallnot differ from the manufacturers specified gloss value morethan the permitted variation in Table 1, and each individualreading shall not vary more than 10 points from the average.Gloss of smooth and em

48、bossed vinyl siding shall be tested inaccordance with 6.11.TABLE 1 Gloss ValuesManufacturers SpecifiedGloss ValuePermitted difference fromManufacturers Specified Gloss ValueLess than or equal to 35 68Greater than 35 6105.1.7 Uniformity of ColorThe color specified shall beuniform on the exposed surfa

49、ce of the vinyl siding panels,except in the case of variegated colors. When tested inaccordance with 6.13, the total color change, DE, between aproduction specimen and the appropriate reference specimen oragreed-upon color coordinates shall not vary by more than 1.5,and the chromatic coordinates thereof shall not change by morethan 6DaH= 1.0 and 6DbH= 1.0.5.1.8 WeatheringThe vinyl siding shall maintain a uni-form color and be free of any visual surface or structuralchanges such as peeling, chipping, cracking, flaking, andpitting when tested