1、f MILITARY SPECIFICATION MIL-C-4 34 82D 17 April 1987 SUPERSEDING MIL-C -434 82C 30 September 1985 CLOTH, POPLIN, COTTON AND POLYESTER (WATER REPELLENT) This specification is approved for use be all Departments and Agencies of the Department of Defense. 1- SCOPE 1.1 Scope. This document covers cotto
2、n and polyester poplin cloth that is water repellent treated. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Documents. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the
3、 issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed tp: U.S. Army Na
4、tick Research, Development, and Engineering Center, Natick, MA 01760-5014, by using the self -addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 8305 DISTRIBUTION STATEMENT A. Approved for public release; distributi
5、on is unlimited. THIS DOCUMENT CONTAINS /q PAGES. Licensed by Information Handling ServicesMIL-C-43482D 3 W 9799906 039LIOb 2 MIL-C-434 82D SPECIFICATIONS FEDERAL PPP -P- 1 1 34 - Packaging of Cotton and Cotton-Synthetic Fiber Blend Fabrics (Excluding Duck Fabrics) MIL I TARY MIL-T-4 354 8 - Thread,
6、 Polyester Core: Cotton-, Rayon-, or MIL-T-4 3 624 - Thread, Polyester, Spun Polyester-Covered STANDARDS FEDERAL FED -S TD -4 FED-STD-19 1 - Glossary of Fabric Imperfections - Textile Test Methods MILITARY MIL-STD -105 - Sampling Procedures and Tables for Inspection by Attributes (Copies of document
7、s required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting activity. ) 2.1.2 Other Government documents. The following other Government documents form a part of this document to the extent specified h
8、erein. Unless otherwise specified, the issues shall be those in effect on the date of the solicitation. Rules and Regulations Under the Textile Fiber Products Identification Act (Application for copies should be addressed to the Federal Trade Commission, Pennsylvania Avenue at Sixth Street, N.W., Wa
9、shington, DC 20580.) 2.2 Other publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted shall be those listed in the issue of the DODISS specified in the solicitation. Unless other
10、wise specified, the issues of documents not listed in the DODISS shall be the issues of the nongovernment documents which are current on the date of the solicitation. 2 Licensed by Information Handling ServicesMIL-C-43482D 83 = 777770b 0374007 4 M MIL-C-43482D AMERICAN ASSOCIATION OF TEXTILE CHEMIST
11、S AND COLORISTS (AATCC) Chromatic Transference Scale (Application for copies should be addressed to the American Association of Textile Chemists and Colorists, P.O. Box 12215, Research Triangle Park, North Carolina 27709.) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) D 1424 - Tear Resistance of
12、 Woven Fabrics by Falling Pendulum (Elmendorf) Apparatus (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) (Technical society and technical association documents are generally available for reference from librari
13、es. They are also distributed among technical groups and using Federal agencies.) 2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document shall take precedence. Nothing in this document, however, shall supersede
14、 applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS * 3.1 Standard sample. The finlshed cloth shall match the standard sample for shade and appearance and shall, unless otherwise indicated (see 3.3.3), be equal to or better than the standard sample with re
15、spect to all characteristics for which the standard sample is referenced (see 6.3). 3 . 2 Materials. 3.2.1 Fibers. The fiber shall be polyethylene glycol terephthalate and cotton. 3.2.2 Yarns. The warp and filling yarns shall be a blend of 50 percent (* 5 percent) polyester fiber and the remaining p
16、ercentage cotton, based on the dry desized weight of the cloth prior to the water repellent treatment. The cotton portion shall be carded and combed, and the blend shall be spun into 2-ply yarn for the warp and a singles yarn for the filling. be as specified in 4.2.3. Tests shall . 3 Licensed by Inf
17、ormation Handling Servicesi . - MIL-C-43482D 83 W 777770b 0374008 b W MIL-C-4 34 82D 3.3 Color. The color shall be as specified and shall match the standard sample (see 6.3). 3.3.1 Labile sulfur. The use of dyes and compounds containing elementary sulfur capable of oxidation to sulfuric acid is proh
18、ibited. The dyestuff shall be chosen and applied so that the dyed and finished cloth shall contain no more labile sulfur than shown by the standard sample when tested as specified in 4.2.3. When a standard sample is not available, the dyed and finished cloth shall show not more than a slight trace o
19、f labile sulfur as defined in the test method when tested as specified in 4.2.3. * 3.3.2 Matching. The color of the finished cloth shall match the standard sample when viewed under filtered tungsten lamps that approximate artificial daylight and that have a correlated color temperature of 7500 f 200
20、 K, with illumination of 100 f 20 foot candles, and shall be a good match to the standard sample under incandescent lamplight at 2300 * 200 K. t 3.3.3 Colorfastness. The finished cloth shall show fastness to laundering (after 3 cycles), perspiration, wet dry cleaning, dry heat (sublimation), and lig
21、ht (after 80 SFH standard fading hours) equal to or better than the standard sample or equal to or better than a rating of “good“ when tested as specified in 4.2.3. better than the standard sample or shall have an AATCC Chromatic Transference Scale rating for crocking not lower than 2.5 dry and 2.5
22、wet, when tested as specified in 4.2.3. The cloth shall show fastness to crocking equal to or 3.4 Physical requirements. The finished cloth shall conform to the requirements listed in table I when tested as specified in 4.2.3. TABLE I. Physical requirements T Breaking strength Tearing strength Weigh
23、t per (ounces) minimum minimum minimum Weave sq Yd Yarns per inch, ( pounds ) 9 (pounds ) , Min Max Warp - Filling Warp Filling Warp Filling - - 6.0 6.7 104 64 165 70 4 .O 2.0 Plain 4 Licensed by Information Handling Services-_p . I MIL-C-43482D 83 3979906 0399007 8 - - MIL-CS3482D 3.4.1 Width. The
24、width shall be as specified (see 6.2). The minimum acceptable width shall be inclusive of the woven selvage when flyshuttle looms are used and exclusive of selvages and fringe when shuttleless looms are used. a 3.5 Finish. The cloth shall be scoured, heat treated, and finished to meet the requiremen
25、ts of this document. The cloth shall be made water repellent (see 3.7). 3.5.1 Nonfibrous materials. Prior to application of the water repellent treatment, the starch and protein content (including chloroform-soluble and water-soluble material) shall not exceed 2.0 percent, when tested as specified i
26、n 4.2.3. w 3.6 Dimensional stability. The finished cloth shall shrink or elongate no more than 3.0 percent in the direction of the warp nor more than 2.0 percent in the direction of the filling, when tested as specified in 4.2.3. 3.7 Water repellency and air permeability. 3.7.1 Treatment. The cloth
27、shall be given an approved fluorocarbon type of water repellent treatment (see 6.4) and shall conform to the water repellency and air permeability requirements of 3.7.2 through 3.7.5, when tested as specified in 4.2.3. * 3.7.2 Spray rating. The results of the three individual determinations on the s
28、ample unit for spray rating shall be equal to or better than ratings 100, 100, 90, initial and 70, 70, 70 after one dry cleaning, when tested as specified in 4.2.3. * 3.7.3 Hydrostatic pressure. The hydrostatic pressure initially, after 1 dry cleaning, and after 3 launderings shall be not less than
29、40 centimeters (cm) for the average of the sample units, with no sample unit less than 35 cm. 3c 3.7.4 Dynamic absorption. The dynamic absorption initially and after 3 launderings shall be not more than 15 percent for the average of the sample units, with no sample unit greater than 20 percent. * 3.
30、7.5 Air Permeability. The initial air permeability shall be not greater than 4.0 CU ft/mn/sq ft. * 3.8 pH. The pH value of the water extract of the finished cloth shall be not less than 5.0 nor more than 8.5, when tested as specified in 4.2.3. 3.9 Resistance to organic liquid. The finished cloth sha
31、ll show no wetting by n-tetradecane either initially or after 3 launderings, when tested as specified in 4.2.3. 5 Licensed by Information Handling ServicesI MIL-C-4 34 82D w 3.10 Seam efficiency. The finished cloth shall have a seam efficiency of not less than 70 percent, when tested as specified in
32、 4.2.3. 3.11 Length and put-up. Unless otherwise specified (see 6.2), the cloth shag1 be furnished in continuous lengths, each not less than 40 yards. The cloth shall be put up on full width rolls as specified in 5.1. / 3.12 Fiber identification. Each roll of cloth shall be labeled and ticketed for
33、fiber content in accordance with the Textile Fiber Products Identification Act. 3.12.1 Marking. The face side of the cloth shall be identified by applying a stamping on that side of the cloth with the word “FACE“ at each end of the roll 3.13 Workmanship. The finished cloth shall conform to the quali
34、ty established by this document. The demerit points per 100 square yards, when calculated as specified in section 4, shall not exceed the established maximum point value. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order,
35、the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own or any other faclities suitable for the performance of the inspection requirements specified herein, u
36、nless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in this document where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. I 4.1.1 Responsibility for compliance. All items must me
37、et all requirements of sections 3 and 5. The inspection set forth in this document shall become a part of the contractors overall inspection system or quality program. The absence of any inspection requirement in the document shall not relieve the contractor of the responsibility of assuring that al
38、l products or supplies submitted to the Government for acceptance comply with all requirements of the contract. known defective material, either indicated or actual, nor does it commit the Government to acceptance of defective material. Sampling in quality conformance does not authorize submission o
39、f 4.1.2 Certificates of compliance. When certificates of cornplSance are submitted, the Government reserves the right to inspect such items to determine the validity of the certification. 6 Licensed by Information Handling Services1 MIL-C-43482D 83 797970b 03740LL b MIL-C-43 482D 4.2 Quality conform
40、ance inspection. Unless otherwise specified, sampling for inspection shall be performed in accordance with MIL-STD-105. 4.2.1 Component and material inspection. In accordance with 4.1, components and materials shall be inspected in accordance with all the requirements of referenced documents unless
41、otherwise excluded, amended, modified, or qualified in this document. or applicable purchase document. 4.2.2 Examination of the end item. 4.2.2.1 Yard-by-yard examination. Each roll in the sample shall be examined on the face side only. exceed 100 yards, the entire yardage in the roll shall be exami
42、ned. When the total yardage in the roll exceeds 100 yards, only 100 yards shall be examined. All defects as defined in section I of FED-STD-4 that are clearly noticeable at normal inspection distance (3 feet) shall be scored and assigned demerit points as listed in 4.2.2.1.1 except that only those s
43、lubs and knots that exceed the maximum limits shown on Sears Fabric Defect Scales (see 6.7) E or 3 for slubs and C for knots shall be scored. No linear yard (increments of 1 yard on the measuring device of the inspection machine) from any one roll within the sample shall be penalized more than 4 poi
44、nts. The sample size shall be 20 rolls selected from 20 containers. The lot shall be unacceptable if the points per 100 square yards of the total yardage examined exceed 25.0 points. The lot shall be unacceptable if the points per 100 square yards of two or more individual rolls exceed 38.0 points.
45、If no individual roll exceeds 38.0 points per 100 square yards, the lot shall be acceptable with respect to this characteristic. If one roll exceeds 38.0 pints per 100 square yards, a second sample of 20 rolls shall be examined only for individual roll quality examination. more rolls in the second s
46、ample exceeds 38.0 points per 100 square yards. Point computation for lot quality and individual roll quality shall be calculated as follows : When the total yardage in the roll does not The lot shall be unacceptable if one or Total points in sample x 3600 Contracted width of cloth (in.) x total yar
47、ds inspected - Points per 100 - square yards 4*2.2.1.1 Demerit points. Demerit points shall be assigned as follows: For defects 3 inches or less in any dimension - one point For defects exceeding 3 inches but not exceeding 5 inches in any dimension - two points For defects exceeding 6 inches but not
48、 exceeding 9 inches in any dimension - three points 7 8 Licensed by Information Handling Servicesh - .- MIL-C-434ZD 3 = 9999906 0394032 M MIL-C-43482D For defects exceeding 9 inches in any dimension - four points The following defects, when present, shall be scored four points for each yard in which
49、 they occur: Baggy, ridgy or wavy cloth Width less than specified Poor dye penetration, mottled, streaky or cloudy Overall uncleanness Excessive neppindss 4.2.2.1.2 Examination for shade variation. During the yard-by-yard examination, each roll in the sample shall be examined for shade variation. Any roll in the sample exhibiting uneven shade or shade variation from side to side, side to center, or end to end shall be cause for rejection of the entire lot represented by the sample. 4.2.2.1 Examination for shade and finish. Each roll in the lot shall be examined vi
