ASTM D4720-1987(2000) Standard Practice for Evaluation of the Performance of Soft Window Coverings《软窗帘性能评定的标准实施规程》.pdf
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1、Designation: D 4720 87 (Reapproved 2000)Standard Practice forEvaluation of the Performance of Soft Window Coverings1This standard is issued under the fixed designation D 4720; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the yea
2、r of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This practice covers the evaluation of specific perfor-mance characteristics of any washable or drycleanable sof
3、twindow covering.1.2 This practice is not a specification for washable ordrycleanable soft window coverings but may be used bymutual agreement between the purchaser and the supplier toestablish material specifications.1.3 This standard does not purport to address all of thesafety concerns, if any, a
4、ssociated 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:D 123 Terminology Relating to Textiles2D 1683 Test Meth
5、od for Failure in Sewn Seams of WovenFabrics2D 1776 Practice for Conditioning Textiles for Testing2D 3136 Terminology for Permanent Care Labels for Con-sumer Textile and Leather Products Other Than Carpet andUpholstery2D 3691 Performance Specification for Woven, Lace, andKnit Household Curtain and D
6、rapery Fabrics3D 3773 Test Methods for Length of Woven Fabric3D 3940 Test Method for Bursting Strength (Load) andElongation of Sewn Seams of Knit or Woven StretchTextile Fabrics32.2 AATCC Methods:4AATCC 88B Appearance of Seams in Durable Press Itemsafter Repeated Home LaunderingAATCC 135 Dimensional
7、 Changes in Automatic HomeLaundering of Woven and Knit FabricsAATCC 143 Appearance of Apparel and Other Textile EndProducts after Repeated Home LaunderingAATCC 158 Dimensional Changes on Drycleaning in Per-chloroethylene: Machine Method3. Terminology3.1 Definitions:3.1.1 soft window coverings, ncurt
8、ains, draperies, or otheraccessories on wall or window openings that are either lined orunlined and primarily constructed of textile fabrics.3.1.1.1 DiscussionWashable soft window coverings in-clude those that can be refurbished by any procedure in whichthe cleaning solvent is water. Drycleanable so
9、ft windowcoverings include those that should be refurbished by anyprocedure in which the cleaning solvent is primarily nonaque-ous and used in drycleaning.3.2 For definitions of textile terms used in this practice referto Terminology D 123 and Terminology D 3136.4. Significance and Use4.1 This pract
10、ice may be used to evaluate pertinent perfor-mance characteristics of washable and drycleanable soft win-dow coverings, whether lined or unlined.4.1.1 Soft window covering characteristics to be evaluatedprior to repeated refurbishing include, but are not limited to,seam strength and appearance, unif
11、ormity of shade (part topart), and size consistency (side to side and part to part).4.1.2 Soft window covering characteristics to be evaluatedafter repeated refurbishing include, but are not limited to,colorfastness, dimensional change, seam strength, appearance,and compatibility of components. Comp
12、atibility of dimen-sional change between drapery fabric and lining should benoted.4.2 The specified home laundry machine settings do notreflect advances in cycle design or special features of washerand dryers which enhance the performance of these products.The standard washing and drying procedure r
13、eflects the mini-mum capabilities of current home laundering equipment usedby consumers in accordance with care label instructions.4.2.1 The reproducibility of the results of the test methodspecified in 9.2 depends on the use of procedures for automatichome laundering as specified on care labels.4.3
14、 The areas to be evaluated and the criteria assigned tothese areas shall be set by mutual agreement between purchaserand supplier.5. Sampling, Selection, and Number of Specimens5.1 Division into LotsFor acceptance testing, divide theproduct into lots as agreed upon by the purchaser and thesupplier.1
15、This practice is under the jurisdiction of ASTM Committee D-13 on Textilesand is the direct responsibility of Subcommittee D13.63 on Home Furnishings.Current edition approved July 31, 1987. Published September 1987.2Annual Book of ASTM Standards, Vol 07.01.3Annual Book of ASTM Standards, Vol 07.02.4
16、Available from American Association of Textile Chemists and Colorists, P.O.Box 12215, Research Triangle Park, NC 27709.1Copyright ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.5.2 Lot SampleAs a lot sample for acceptance testing,take at random the number of shipping ca
17、rtons directed in anapplicable material specification or other agreement betweenthe purchaser and the supplier. Consider shipping cartons ofcurtains or draperies to be the primary sampling units.NOTE 1A realistic specification or other agreement between thepurchaser and the supplier requires taking
18、into account the variabilitybetween shipping cartons, between items within a carton, and betweenspecimens within an item so as to provide a sampling plan which has ameaningful producers risk, consumers risk, acceptable quality level, andlimiting quality level.5.3 Laboratory SampleAs a laboratory sam
19、ple for accep-tance testing, take two random items from each shipping cartonin the lot sample.5.4 Test SpecimensTake test specimens from each item inthe laboratory sample as directed in the individual test meth-ods. Perform each test on the product as it will reach theconsumer.CHARACTERISTICS AND TE
20、ST METHODS6. Characteristics6.1 The areas to be evaluated and the criteria assigned tothose areas shall be set by mutual agreement between pur-chaser and supplier.7. Fabric Performance Characteristics7.1 The fabric in the item shall be evaluated as directed inSpecification D 3691.8. Product Performa
21、nce Characteristics Prior toRefurbishing8.1 Seam performance shall be evaluated as directed in TestMethod D 1683 (for woven) or Test Method D 3940 (for knit)and in AATCC Method 88B, as appropriate.8.2 Mark and record measurements as directed in Section 11of this practice to establish size consistenc
22、y, side to side andpart to part, and as a basis for determining dimensionalchanges.8.3 Examine the soft window coverings for unacceptableshade difference from part to part, using a commerciallyavailable laboratory light source as agreed upon by purchaserand supplier.8.4 Examine soft window coverings
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