1、Proposed PIA-W-1002C Draft 3 Clean Copy Page 16 of 19 The following commercial specification is an original Parachute Industry Association specification. WEBBING, TEXTILE, NYLON TUBE EDGE The Parachute Industry Association makes this document available for the use by Industry and Government organiza
2、tions that wish to apply this specification to their products. 1. SCOPE 1.1 Scope. This specification covers one type of nylon webbing used in the manufacture of critical use tubular edge webbing. 1.2 Classification. The nylon tube edge webbing shall be manufactured in a 3/4 inch width. 1.3 Salient
3、characteristics. The webbing shall be manufactured from nylon 6,6 on a shuttleless narrow fabric loom. 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in Sections 3 and 4 of this specification. This section does not include documents cited in other sections of
4、 this specification nor is it recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements of the documents cited in Sections 3 and 4 of this specification,
5、 whether or not they are listed. 2.2 Government publications. The following Government publications form a part of this document. FEDERAL ACQUISITION REGULATION (FAR) 52.209 - Contractor Qualifications Provisions and Clauses FEDERAL STANDARD FED-STD-595 - Colors Used in Government procurement PIA-W-
6、1002C 23 February 2016 Superseding PIA-W-1002B 15 November 2010 DISTRIBUTION STATEMENT: All Rights Reserved. No Part of this publication may be reproduced without prior written permission from Parachute Industry Association. Additional copies may be purchased online from PIA Specifications and Produ
7、cts at: . Copyright Protected: Do Not Copy!PIA-W-1002C Page 2 of 19 FEDERAL TRADE COMMISSION (FTC) 16 CFR - Rules and Regulations Under the Textile Fiber Products Identification Act (Copies are available online at: www.ftc.gov or from the Federal Trade Commission, 600 Pennsylvania Avenue, N.W., Wash
8、ington, DC 20580-0001. Electronic copies may also be obtained from http:/www.access.gpo.gov/.) 2.3 Non-government publications. The following documents form a part of this document. AMERICAN ASSOCIATION OF TEXTILE CHEMISTS AND COLORISTS (AATCC) AATCC 16.2 - Colorfastness to Light: Carbon-Arc AATCC 1
9、6.3 - Colorfastness to Light: Xenon-Arc AATCC 20 - Fiber Analysis: Qualitative AATCC 61 - Colorfastness to Laundering: Accelerated AATCC 81 - pH of the Water-Extract from Wet Processed Textiles AATCC 192 - Weather Resistance of Textiles: Sunshine-Arc Lamp Exposure with and without Wetting AATCC Eval
10、uation Procedures: - 1, Gray Scale for Color Change - 2, Gray Scale for Staining - 9 Visual Assessment of Color Differences of Textiles (Applications for copies should be addressed to the AATCC National Headquarters, P.O. Box 12215, Research Triangle Park, NC 27709-2215. Electronic copies may be obt
11、ained from www.aatcc.org.) AMERICAN SOCIETY FOR QUALITY (ASQ) ANSI/ASQ Z1.4 - Sampling Procedures and Tables for Inspection by Attributes (Copies are available online at: www.asq.org or from the American Society for Quality, 600 North Plankinton Ave, Milwaukee, WI 53203. Electronic copies may be obt
12、ained from www.access.gpo.gov/.) ASTM INTERNATIONAL (ASTM) ASTM D1423 - Standard Test Method for Twist in Yarns by Direct-Counting ASTM D1776 - Standard Practice for Conditioning and Testing Textiles ASTM D1777 - Standard Test Method for Thickness of Textile Materials ASTM D1907 - Standard Test Meth
13、od for Linear Density of Yarn (Yarn Number) by the Skein Method ASTM D3774 - Standard Test Method for Width of Textile Fabric ASTM D3775 - Standard Test Method for Warp (End) and Filling (Pick) Count of Woven Fabrics Copyright Protected: Do Not Copy!PIA-W-1002C Page 3 of 19 ASTM D3776 - Standard Tes
14、t Method for Mass Per Unit Area (Weight) of Fabric ASTM D6770 - Standard Test Method for Abrasion Resistance of Textile Webbing (Hex Bar Method) ASTM G151 - Standard Practice for Exposing Nonmetallic Materials in Accelerated Test Devices that Uses Laboratory Light Sources ASTM G155 - Standard Practi
15、ce for Operating Xenon Arc Light Apparatus for Exposure of Non-Metallic Materials (Application for copies should be addressed to the ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959. Electronic copies may be obtained from www.astm.org.) PARACHUTE INDUSTRY ASSOCIATION (PIA)
16、 PIA-STD-1480 - COLOR CODES FOR WEBBING TEXTILE; MANUFACTURERS IDENTIFICATION PIA-TEST METHOD-4108 - STRENGTH AND ELONGATION, BREAKING; TEXTILE WEBBING, TAPE AND BRAIDED ITEMS PIA-W-27265 - WEBBING, TEXTILE, WOVEN NYLON IMPREGNATED (Electronic copies may be obtained from ) 2.4 Order of precedence. U
17、nless otherwise stated herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has be
18、en obtained. 3. REQUIREMENTS 3.1 First article. When specified in the contract or purchase order, a sample shall be subjected to first article inspection (see 4.1 and 6.2). 3.2 Standard. Where applicable, the dyed webbing shall match the standard for shade and appearance and shall, unless otherwise
19、indicated, be equal to or better than the standard with respect to all characteristics for which the standard is referenced (see 6.1). 3.3 Recycled, recovered, or environmentally preferable materials. Recycled, recovered or environmentally preferable materials should be used to the maximum extent po
20、ssible, provided that the material meets or exceeds the operational and maintenance requirements and promotes economically advantageous life cycle costs. 3.4 Material. 3.4.1 Yarns. The nylon yarn used in the manufacture of the webbing shall be a bright, high tenacity, light and heat resistant polyam
21、ide. Nylon 6,6 with polyester or nylon identification yarns (see 3.4.3) shall be used as specified in TABLE I and the procurement document. The yarns shall not be bleached. Copyright Protected: Do Not Copy!PIA-W-1002C Page 4 of 19 3.4.2 Denier. The nominal size of the ground, stuffer, binder, fill a
22、nd identification yarns shall be as specified in TABLE I. 3.4.3 Identification yarns. 3.4.3.1 Pattern identification yarn. One green pattern identification yarn shall be continuously visible and interwoven in the center of the webbing on one face only as detailed in paragraph 3.7. The yarn shall be
23、as specified in TABLE I, and shall be an approximate shade match to Green per color chip 14115 to FED-STD-595. 3.4.3.2 Lock stitch shuttleless loom identification yarn. The webbing shall be woven with a knit edge containing a black lock stitch yarn as shown in FIGURE 1. The yarn shall be as specifie
24、d in TABLE I. 3.4.3.3 Manufacturers identification yarn. Each manufacturer of this webbing shall incorporate, as part of the stuffer yarns, 2 polyester ends dyed to match the shade assigned to that manufacturer in accordance with PIA-STD-1480 (see 6.2 and 6.3). The yarn shall be as specified in TABL
25、E I and shall be woven as detailed in paragraph 3.7. 3.5 Color. The color of the webbing shall be Yellow per color chip 13655 of FED-STD- 595. 3.5.1 Visual shade matching. When evaluated in accordance with 4.5.5, the color of the dyed webbing shall match the standard with sources simulating artifici
26、al daylight and shall be a good match to the standard under incandescent lamplight. 3.5.2 Colorfastness to light. PIA has adopted AATCC 16.3 as an acceptable alternative test method to AATCC 16.2 for the testing of Narrow Fabrics using Xenon (see TABLE V). 3.5.3 Colorfastness. When tested as specifi
27、ed in 4.4.4, the dyed webbing shall show fastness to light and laundering as follows: Characteristic Rating (minimum) Light (fade) 1/ : Color change 2-3 Laundering 1/, 2/ : Color change Staining 2-3 2-3 Testing shall be as specified in 4.4.4 Notes: 1/Rated using the AATCC Evaluation Procedure 1, Gra
28、y Scale for Color Change 2/ Rated using the AATCC Evaluation Procedure 2, Gray Scale for Staining. 3.5.4 Colorfastness of identification yarns. The pattern, lock stitch, and manufacturers identification yarns shall show fastness as follows: Copyright Protected: Do Not Copy!PIA-W-1002C Page 5 of 19 N
29、otes: 1/Rated using the AATCC Evaluation Procedure 1, Gray Scale for Color Change 2/ Rated using the AATCC Evaluation Procedure 2, Gray Scale for Staining. 3.6 Construction and physical properties. The webbing shall conform to the construction and physical properties of TABLES I and II when tested a
30、s specified in 4.4.4. TABLE I Construction. Warp Total Ends (minimum) Ply/Denier (nominal) Twist per inch (minimum) Ground 183 2/840 nylon 2.5 Pattern identification 1 2/840 (or equivalent) Green Polyester 2.5 Stuffer 24 1/1000 Bulked Nylon 0 Manufacturer identification 2 2/840 (or equivalent) Flat
31、Polyester 0 Binder 4 2/840 nylon 2.5 Filling Picks per inch (minimum) Ply/Denier (nominal) Twist per inch (minimum) Fill 40 (20 Doubled) 1/840 nylon 0 Lock stitch identification - 70-210 Black Nylon or Polyester 0 TABLE II Physical properties. Properties Requirements Width, inches (full width) 3/4 1
32、/16 Thickness, inches (each edge) 0.136 0.017 Breaking strength, lbs. 4,000 lbs., minimum Elongation percentage at 3,000 lbs. 22 percent, minimum Hex bar abrasion, lbs. 3,200 lbs., minimum Weight, oz./linear yd. 1.75 oz./linear yd, maximum Stiffness-Face (Green identification yarn) and Back, Load, l
33、bs. 0.65-1.20 lbs. Characteristic Rating (minimum) Light (fade) 1/ Color change 2-3 Laundering 1/, 2/ Color change Staining 2-3 2-3 Testing shall be as specified in 4.4.4 Copyright Protected: Do Not Copy!PIA-W-1002C Page 6 of 19 3.7 Weave. The webbing shall be a double plain weave with tubular edges
34、 and textured nylon stuffers and woven as shown in FIGURE 2. 3.8 Finish. The webbing shall be supplied treated with a combination of Resin per Class R of PIA-W-27265 and Dooley Chemical Companys Lubricant ECQ or an equivalent approved by Natick Laboratories. 3.9 pH. The pH value of the water extract
35、 of the finished webbing shall be no less than 5.5 nor more than 9.0 when tested as specified in 4.4.4. 3.10 Resistance to light and heat. The webbing shall lose no more than 25.0 percent of its original breaking strength when tested for resistance to light and heat as specified in 4.4.4. 3.11 Curva
36、ture. The webbing shall show no more lateral curvature than 1/4 inch within a yard when tested as specified in 4.5.4. 3.12 Length and put-up. The put-up of the webbing and the minimum length of piece shall be as specified in the procurement document. If not specified, the webbing shall be furnished
37、on spools containing 190 to 200 yards. Each spool shall contain no more than 4 pieces. No piece shall be less than 20 yards in length. 3.13 Fiber identification. When directed in the procurement document or purchase order, each spool of webbing shall be labeled or ticketed for fiber content in accor
38、dance with the Rules and Regulations under the Textile Fiber Products Identification Act per 16 CFR 303 (see 2.2). 3.14 Workmanship. The finished webbing shall conform to the quality of product established by this specification and the occurrence of defects shall not exceed the applicable Acceptable
39、 Quality Limits. 3.15 Date of manufacture. The textile manufacturer shall properly identify the age of the textile materials by placing a tag on the finished goods or label the containers identifying the specification to which the material is manufactured, the lot number and the date of manufacture.
40、 The date of manufacture is defined as the last manufacturing process that affects the physical characteristics of the material. 4. VERIFICATION 4.1 Classification of inspection. The inspection requirements specified herein are classified as follows: a. First article inspection (see 4.2) b. Conforma
41、nce inspection (see 4.3). 4.2 First article inspection. The first article, submitted in accordance with 3.1, shall be inspected as specified in 4.3 through 4.4 for compliance with design, construction, workmanship and dimensional requirements. Copyright Protected: Do Not Copy!PIA-W-1002C Page 7 of 1
42、9 4.3 Conformance inspection. Conformance inspection shall include the examination of 4.3.1, 4.4 and 4.5 as applicable. Sampling for inspection shall be performed as specified in this document, unless otherwise specified in the contract or order. 4.3.1 Component and material inspection. In accordanc
43、e with 4.1 above, components and materials shall be inspected in accordance with all the requirements of referenced specifications, drawings, and standards unless otherwise excluded, amended, modified, or qualified in this specification or applicable procurement documents. 4.3.1.2 Certificates of Co
44、mpliance. Where Certificates of Compliance are submitted in accordance with TABLE III and VI, they shall contain verifiable actual test and inspection data. The Government reserves the right to inspect such items to determine the validity of the certification. 4.3.1.3 Component testing. In addition
45、to the quality assurance provisions of the subsidiary specifications, component materials listed in TABLE III shall be tested for the specified characteristics in accordance with the referenced test methods. The lot size shall be unacceptable if one or more units fail to meet any requirement specifi
46、ed. All test reports shall contain the individual values utilized in expressing the final result. The sample size shall be as follows: Lot size (yards) Sample size 800 or less 2 801 up to and including 22,000 3 22,001 and over 5 TABLE III Component tests. Characteristic Requirement paragraph Test me
47、thod Results reported as Ground Light/heat resistance, tenacity, luster Ground, stuffer, binder & fill yarns: Material identification Ply/denier Twist 3.4.1 TABLE I TABLE I TABLE I AATCC 20 Visual/ASTM D1907 ASTM D1423 1/ 1/ 7/, 1/ 2/ Identification yarns (pattern, manufacturer & lock stitch): Mater
48、ial identification Ply/denier Twist Colorfastness: Light Laundering TABLE I TABLE I TABLE I 3.5.2 3.5.4 AATCC 20 Visual/ASTM D1907 ASTM D1423 AATCC 16.2 3/or AATCC 16.3 4/AATCC 61, Test 1A 5/, 6/ 1/ 7/, 1/ 2/ Numerical rating 1/ Numerical rating 1/ Notes: 1/ A Certificate of Compliance shall be subm
49、itted and will be acceptable for the stated requirements. 2/ One determination per sample unit, report actual twist per inch. Copyright Protected: Do Not Copy!PIA-W-1002C Page 8 of 19 3/ Exposure shall be 40 AATCC standard fade units. 4/Expose for 40 standard fade units or 39.6 kJ/M 2(approximately 20 clock hours) using Quartz/Boro Filters. 5/ On the color transfer cloth evaluation, only the stain on the nylon fibers of the color transfer cloth shall be evaluated. 6/ Except laundering cycle shall
