ASTM D580-2004 Standard Specification for Greige Woven Glass Tapes and Webbings《坯布机织玻璃纤维带的标准规范》.pdf
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1、Designation: D 580 04Standard Specification forGreige Woven Glass Tapes and Webbings1This standard is issued under the fixed designation D 580; 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
2、parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification primarily covers greige tapes andwebbings woven from “E” electrical classification glass fiberyarns. This specification can a
3、lso be applied to tapes andwebbings made of other glass fiber grades upon agreementbetween the purchaser and the supplier.1.2 This specification is intended to assist ultimate users bydesignating the types of these products that are typical in theindustry. This specification permits the application
4、of organicmaterials to the glass fiber yarn during manufacture that helpsfacilitate weaving. When used as permitted in this specifica-tion, such materials will not interfere with the intended end userequirements.1.3 The values stated in either SI units or inch-pound unitsare to be regarded separatel
5、y as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Combiningvalues from the two systems may result in nonconformancewith the standard.1.4 This standard does not purport to address all of thesafety concerns, if
6、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:2D 123 Terminology Relating to TextilesD 578 Spec
7、ification for Glass Fiber StrandsD 579 Specification for Greige Woven Glass FabricsD 1059 Test Method for Yarn Number Based on Short-Length SpecimensD 1423 Test Method for Twist in Yarns by the Direct-Counting MethodD 1776 Practice for Conditioning Textiles for TestingD 1777 Test Method for Thicknes
8、s of Textile MaterialsD 3773 Test Methods for Length of Woven FabricD 3774 Test Methods for Width of Woven FabricD 3775 Test Method for Fabric Count of Woven FabricD 3776 Test Methods for Mass per Unit Area (Weight) ofWoven FabricD 4029 Specification for Finished Woven Glass FabricsD 4963 Test Metho
9、d for Ignition Loss of Glass Strands andFabricsD 5035 Test Method for Breaking Strength and Elongationof Textile Fabrics (Strip Method)D 7018 Terminology Relating to Glass Fiber and Its Prod-ucts2.2 ANSI Standard:ANSI/ASQC Z1.4 Sampling Procedures for Inspection byAttributes3ANSI/ASQC Z1.9 Sampling
10、Procedures and Tables forInspection Variables for Percent Nonconforming33. Terminology3.13.1.1 For definitions of glass fiber and product terms used inthis specification refer to Terminology D 7018.3.1.2 For definitions of other textile terminology used in thisspecification, refer to Terminology D 1
11、23.4. Classification4.1 Greige glass fiber tapes and webbings are produced intwo types and are constructed with yarns designated as directedin Specification D 578. The standard types are:4.1.1 Type AMedium texture.4.1.2 Type BOpen texture.4.2 The designation of a tape or webbing shall be by stylenum
12、bers that are standard throughout the industry.4.3 Two segments of characters are used to describe tapesand webbings.4.3.1 The first segment of the description of tape or webbingdescribes the glass classification, the type fiber in the warp, andthe type fiber in the filling.1This specification is un
13、der the jurisdiction of ASTM Committee D13 onTextiles and is the direct responsibility of Subcommittee D13.18 on Glass Fiber andIts Products.Current edition approved Dec. 1, 2004. Published January 2005. Originallyapproved in 1940. Last previous edition approved in 1999 as D580 99.2For referenced AS
14、TM 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.3Available from American National Standards Institute, 11 W. 42nd St., 13thFloo
15、r, New York, NY 10036.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4.3.1.1 The first letter in the first segment is one of thefollowing glass classification codes: “E” for electrical,“ C” forchemical, “S” for high strength.4.3.1.2
16、 The second letter in the first segment specifies thefiber type in the warp direction: “C” describes continuousfilament fiber using either SI units or inch-pound units, staple(discontinuous) fiber is described by “D” in SI units or “S” ininch-pound units.4.3.1.3 The third letter in the first segment
17、 specifies the fibertype in the filling direction: “C” describes continuous filamentfiber using either SI units or inch-pound units, staple (discon-tinuous) fiber is described by “D” in SI units or “S” ininch-pound units.4.3.2 The second segment of the description of tape orwebbing describes the tex
18、ture: “A” describes medium textureand“ B” describes close texture.4.4 Examples of glass fiber tapes or webbings.4.4.1 Example 1a (SI units):ECD 2 B (1)where:E = electrical glass,C = continuous filament yarn warp direction,D = discontinuous (staple) yarn filling direction, andB = close textured.4.4.2
19、 Example 1b (inch-pound units):ECS 2 B (2)where:E = electrical glass,C = continuous filament yarn warp direction,S = staple (discontinuous) filament yarn filling direction,andB = close textured.REQUIREMENTS5. Material5.1 The fiber shall be continuous filament or staple (discon-tinuous) fiber, as agr
20、eed upon between the purchaser andsupplier, free of any free alkali metal salts, such as soda orpotash, and foreign particles, dirt, and other impurities.6. Fabric Count6.1 For tapes listed in Tables 1 and 2, and webbings listed inTable 3, the nominal fabric count shall conform to therequirements of
21、 Table 1, Table 2, and Table 3, respectively. Fortapes or webbings not listed in Table 1, Table 2, and Table 3,the nominal fabric count shall be agreed upon between thepurchaser and the supplier. The average count of warp endsshall be within one end of the nominal count and the averagecount of the f
22、illing picks shall be within two picks of thenominal count.7. Yarn Designations7.1 For tapes and webbings, the yarn designations shall beas agreed upon between the purchaser and supplier. Therequirements of the individual elements of the designation arespecified in Sections 8-12.8. Yarn Number8.1 Fo
23、r tapes and webbings, the nominal size-free yarnnumbers of the yarns designated shall conform to SpecificationD 578.9. Filament Diameter9.1 The nominal values for the filament diameters whenagreed upon between purchaser and supplier are listed in Table1 of Specification D 578. The average filament d
24、iameter for theyarns in the tape or webbing shall conform to SpecificationD 578 for the specified filament diameter.10. Strand Construction10.1 The basis for specifying strand construction is given inSpecification D 578. The construction of the componentstrands shall be agreed upon between the purch
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