1、Designation: D4028 07D4028/D4028M 13Standard Specification forSolar Screening Woven from Vinyl-Coated Fiber Glass Yarn1This standard is issued under the fixed designation D4028;D4028/D4028M; the number immediately following the designation indicatesthe year of original adoption or, in the case of re
2、vision, the year of last revision. A number in parentheses indicates the year of lastreapproval. A superscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the requirements for vinyl-coated fiber glass solar screening, and shoul
3、d help users recognize thecharacteristics of acceptable vinyl-coated fiber glass solar screening. This specification is limited in application to vinyl-coatedfiber glass solar screening that is produced with a ribbed pattern woven in the warp direction. The applicability of this specificationto viny
4、l-coated fiber glass type solar screening of a non-rib, a double rib (ribs in both warp and filling direction), or a filling ribconstruction is not known.1.2 This specification shows the definitions, general requirements, and physical requirements for commercial standardvinyl-coated fiber glass sola
5、r screening designed and woven for installation in any dwelling, building, or structure for the purposeof providing a significant reduction in solar heat gain, while providing outward view and interior light. Solar screening providesa structure that has insect-restraining capabilities equivalent to
6、standard insect screening.NOTE 1For information on standard insect screening, see Specification D3656.1.3 This specification shows the values in both SI units and inch-pound units. “SI” is the technically correct name for the systemof metric units known as the International System of Units. “Inch-po
7、und units” is the technically correct name for customary unitsused in the United States. The values stated in either SI units or in other units shall inch-pound units are to be regarded separatelyas standard. The values expressedstated in each system may not be exact equivalents; therefore, each sys
8、tem mustshall be usedindependently of the other without combining in any way.other. Combining values from the two systems may result innon-conformance with the standard.1.4 The following precautionary caveat pertains only to the test method portion, Sections 8-21 of this specification: Thisstandard
9、does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the userof this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations priorto use.2. Referenced Documents2.1 ASTM Sta
10、ndards:2D76 Specification for Tensile Testing Machines for TextilesD123 Terminology Relating to TextilesD3374 Specification for Vinyl-Coated Glass YarnsD3656 Specification for Insect Screening and Louver Cloth Woven fromVinyl-Coated Glass YarnsD3773 Test Methods for Length of Woven FabricD3774 Test
11、Method for Width of Textile FabricD3775 Test Method for Warp (End) and Filling (Pick) Count of Woven FabricsD4909 Test Method for Color Stability of Vinyl-Coated Glass Textiles to Accelerated Weathering (Withdrawn 1996)3D4912 Test Method for Fabric Stability of Vinyl-Coated Glass Yarn Insect Screeni
12、ng and Louver ClothD4963 Test Method for Ignition Loss of Glass Strands and FabricsD5035 Test Method for Breaking Force and Elongation of Textile Fabrics (Strip Method)D7018 Terminology Relating to Glass Fiber and Its ProductsE1 Specification for ASTM Liquid-in-Glass Thermometers1 This specification
13、 is under the jurisdiction ofASTM Committee D13 on Textiles and is the direct responsibility of Subcommittee D13.18 on Glass Fiber and its Products.Current edition approved Dec. 1, 2007Jan. 1, 2013. Published January 2008February 2013. Originally approved in 1981. Last previous edition approved in 2
14、0022007 asD4028 96D4028 07.(2002). DOI: 10.1520/D4028-07.10.1520/D4028_D4028M-13.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page
15、on the ASTM website.3 The last approved version of this historical standard is referenced on www.astm.org.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be tech
16、nically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO
17、Box C700, West Conshohocken, PA 19428-2959. United States12.2 AATCC Standard:4Evaluating Procedure 1, Grey Scale for Color Change.2.3 ANSI ASHRAE Standard:5Standard 74-1988, Method of Measuring Solar-Optical Properties of Materials2.4 Federal Test Method Standards:6No. 191, Method 5872, Effect of Hi
18、gh Temperature on Cloth Blocking, Textile Test MethodsNo. 191, Method 5903, Flame Resistance of Cloth, Vertical, Textile Test MethodsCCC D-950 Specification, Dyeing and After Treating Processes for Cotton Cloths2.5 Military Standard:6MIL-STD-105D Sampling Procedures and Tables for Inspection by Attr
19、ibutes3. Terminology3.1 For all terminology relating to D13.18, Glass Fiber and Its Products, refer to Terminology D7018.3.1.1 The following terms are relevant to this standard: acceptable quality level, atmosphere for testing textiles, fabric stability,mesh, shading coefficient, solar screening.3.2
20、 For all other terms related to textiles, refer to Terminology D1234. General Requirements4.1 Material:4.1.1 WorkmanshipAll commercial standard vinyl-coated glass yarn solar screening shall be made of high grade material withgood workmanship and meet the yarn requirements specified in Specification
21、D3374. Products shall be free of any defects thatmight affect serviceability or appearance, except those permitted in footnote C of Table 1. The quality acceptance levels will bedetermined by agreement between the purchaser and the supplier.4.1.2 PlasticizersThe material used to coat or impregnate t
22、he fibrous glass yarn shall be a compound of polymerized orcopolymerized vinyl chloride resin, plasticized with phosphate or phthalate ester plasticizers exclusively, pigmented and stabilizedto meet the requirements herein.4.1.2.1 Optional PlasticizerAt the suppliers option, plasticizers other than
23、phosphates and phthalates may be used providedthe color is not affected and the coating compound is treated with solubilized copper 8 quinolinolate which is listed as inhibitor(e) in Federal Standard CCC-D-950. The amount of fungicide shall be based on the nonvolatile content of the coating. The coa
24、tingcompound shall be chemically analyzed for copper 8 quinolinolate content in accordance with Federal Standard CCC-D-950.4.1.3 ColorFor colors listed in Table 2, the maximum and minimum shade limits shall be defined by color designations listedin Federal Standard 595A as agreed upon between the pu
25、rchaser and the supplier.4.1.4 SelvageVinyl-coated glass screening may be supplied with or without selvages as agreed between the purchaser andsupplier.4 Available from American Association of Textile Chemists and Colorists, P.O. Box 12215, Research Triangle Park, NC 27709.5 Available from American
26、Society of Heating, Refrigeration, and Air-Conditioning Engineers, 1791 Tullie Circle N.E., Atlanta, GA 30329.6 Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700 Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.TABLE 1 DefectsABias or bowed filling distortion at any p
27、oint 13 mm (12 in.) or more fromhorizontalScalloped selvageBias or bowed filling distortion at any point 13 mm 12 in. or more fromhorizontalScalloped selvageBroken or missing end or pick Slack, or tight selvageCurled (doubled, rolled, or folded) selvage SmashCut, hole, or tear Splice more than one i
28、n 929 cm2 (1 ft2)Cut, hole, or tear Splice more than one in 929 cm2 1 ft2Damaged selvage extending into body of screening Splice more than 25 mm (1 in.) in lengthDamaged selvage extending into body of screening Splice more than 25 mm 1 in. in lengthDouble picks Splice not well made or showing loose
29、ends exceeding 25 mm (1 in.) in lengthDouble picks Splice not well made or showing loose ends exceeding 25 mm 1 in. in lengthFloats Spot, stain, streak, or mottledBHitch-back, open place, or slippage Tight end or pick causing waviness or ridgeJerked-in filling, slough-off, or kinky filling Uncoated
30、yarnsCKnots Warp streaks or filling barOffshadeB Wrong drawA For definitions of terms used in this table, refer to Terminology D123.B At normal inspection distance, approximately 1 m (1 yd).1 yd.C Single ends or picks unevenly coated and giving the appearance of a streak, or light-colored, but coate
31、d yarn, shall not be scored as a defect when examined at normalinspection distance of approximately 1 m (1 yd).1 yd.D4028/D4028M 1324.1.5 Yarn SplicesVinyl-coated glass yarn splices shall be permitted provided they show no tails and do not exceed 25 mm(1 in.)1 in. in length. Yarn splices in the sola
32、r screening shall not exceed 15 per standard 30 m (100 ft)100 ft roll, and no morethan one splice shall occur in any 9.30 cm2 (11 ft2) of product.4.2 Put-UpVinyl-coated glass yarn solar screening shall be put-up on rolls and in containers whose dimensions shall be agreedupon between the purchaser an
33、d the supplier.5. Physical Requirements5.1 AppearanceUnless otherwise agreed upon between the purchaser and the supplier, a roll shall be defective if it containsone or more defects from the list in Table 1, and the lot shall be unacceptable if the number of defective sample rolls exceeds theaccepta
34、nce number in Table 3Table 6 Table 3 Table 6 is based on an acceptable quality level (AQL) of 4 % defective rolls.4defects per 30.5 m 100 ft in length.5.2 MeshThe standard average mesh shall be approximately even-spaced as specified in Table 2, 60.5 mesh per 25.4 mm (1in.)1 in. in the non-rib direct
35、ion and 62 mesh in the rib direction. There are no tolerance requirements within 13 mm (0.5 in.)0.5in. of the selvage.5.3 Roll LengthEach roll of solar screening complying with Specification D4028 shall contain not less than 30 linear m(100100 linear ft),ft, and shall contain not more than two piece
36、s per roll with no piece less than 3 linear m (1010 linear ft).ft.5.3.1 The lot shall be unacceptable if the total of the actual gross lengths of rolls in the sample is less than the total of the grosslengths marked on the roll tickets.5.4 WidthThe standard average roll width shall be as specified i
37、n Table 2 +7 or 0 mm (+0.25+0.25 or 0 in.).in.5.5 Mass per Unit AreaThe minimum average mass per unit area for each class shall be as specified in Table 34.5.6 Ignition LossThe average ignition loss shall equal or exceed the value specified in Table 34.5.7 Breaking StrengthThe average breaking stren
38、gth shall equal or exceed the value specified in Table 34.5.8 Fabric StabilityThe yarns shall be bonded at the contact or cross-over points to give sufficient fabric stability to thefinished product to equal or exceed the applicable average force values specified in Table 34.5.9 Shading CoeffcientTh
39、e average shading coefficient shall equal or be less than the value specified in Table 34.5.10 Flame ResistanceThere shall be no propagation of flame along any specimen for longer than 10 s after removal of flamesource, and no single specimen may propagate flame along its entire length in any time i
40、ncrement.5.11 Blocking ResistanceThe surfaces of the solar screening shall not adhere or exhibit blocking in excess of Scale No. 1.TABLE 2 Generally Available Mesh, Widths, and ColorsProductNominal YarnDiameterStandardConstructions (Mesh) Standard Minimum WidthsColorsm in.Warp25.4 mm1 in.Fill25.4 mm
41、1 in.cm in.Fiber glass solar screening 292 0.0115 53 16 46, 51, 56, 61, 66, 71, 18, 20, 22, 24, 26, 28, bronze330 0.0130 54 16 76, 81, 86, 91, 96, 102, 30, 32, 34, 36, 38, 40, charcoal54 18 107, 112, 117, 122, 42, 44, 46, 48, 54, 60, gray137, 152, 168, 183, 66, 72, 78, 84198, 213TABLE 43 Sample Size
42、 and Acceptance NumberALot Size RollsLength, m Length, ft SampleSize AcceptanceNumberUp to 365 inclusiveB Up to 1 200 inclusiveB 3 0366 up to and including9751 201 up to andincluding 3 2005 0976 up to and including3 0483 201 up to andincluding 10 0008 03 049 up to and including10 66810 001 up to and
43、including 35 00013 010 669 up to andincluding 45 72035 001 up to andincluding 150 00020 145 721 and over 150 001 and over 32 2A Based on MIL-STD-105D, Inspection Level 11, and an AQL of 4.0 defects per30.5-m (100-ft)100-ft length.B If lot contains fewer than 3 rolls, each roll in the lot shall be ex
44、amined.D4028/D4028M 1335.12 Color Stability to Accelerated WeatheringThe change from the original color after 480 h of accelerated weatheringexposure shall be no greater than Step 3 of the AATCC Gray Scale for evaluating change in color.5.12.1 The change from the original color after 960 h of accele
45、rated weathering exposure shall be no greater than Step 2 of theAATCC Gray Scale.5.12.2 Exposure periods and acceptable changes for colors other than the colors as listed in Table 2 shall be as agreed uponbetween the purchaser and the supplier.6. Sampling Inspection and Number of Specimens6.1 Lot Si
46、zeAlot shall consist of each shipment of a single solar screening having the same color and mesh, unless otherwiseagreed upon between the purchaser and the supplier. The lot size shall be designated in linear units of metres (feet).feet.6.2 Lot SampleAs a lot sample for acceptance testing, take the
47、number of rolls of solar screening directed in an applicablematerial specification or other agreement between the purchaser and the supplier. Consider rolls of solar screening to be the primarysampling unit. In the absence of such an agreement, take the number of rolls specified in Table 43.NOTE 2An
48、 adequate specification or other agreement between the purchaser and the supplier requires taking into account the variability between rollsof solar screening and between test specimens from a swatch or roll of solar screening to produce a sampling plan with meaningful producers risk,consumers risk,
49、 acceptable quality level, and limiting quality level.6.3 Laboratory SampleAs a laboratory sample for acceptance testing, proceed as directed in an applicable materialspecification or other agreement between the purchaser and the supplier. In the absence of such an agreement, proceed as follows:6.3.1 For solar screening appearance, width, mass per unit area, and length, the rolls in the lot sample serve as the laboratorysample.6.3.2 For other properties, take at random from the rolls in t
