DLA MIL-DTL-43685 C-2005 WEBBING AND TAPE TEXTILE ARAMID FIBER《芳纶纤维纺织织物带和条》.pdf

1、 MIL-DTL-43685C November 1, 2005 SUPERSEDING MIL-W-43685B(GL) 20 September 1989 DETAIL SPECIFICATION WEBBING AND TAPE, TEXTILE, ARAMID FIBER This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers webbing and

2、tape made from aramid fiber. 1.2 Classification. (see 6.2) Type I - Double woven webbing Type II - Single woven tape 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 or 4 of this specification. This section does not include documents cited in othe

3、r sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of the list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3 or 4 of this specification,

4、 whether or not they are listed. 2.2 Government documents. 2.2.1 Specifications. standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in

5、the solicitation or contract (see 6.2). Comments, suggestions, or questions on this document should be addressed to: Defense Supply Center Philadelphia, Clothing and Textiles Directorate, Attn: DSCP-COET (Bldg 6), 700 Robbins Avenue, Philadelphia, PA 19111-5092 or emailed to http:/ct.dscp.dla.mil. S

6、ince contact information can change, you may want to verify the currency of this address information using Acquisition Streamlining and Standardization Information System (ASSIST) online database at http:/assist.daps.dla.mil.INCH-POUNDAMSC N/A FSC 8305 Provided by IHSNot for ResaleNo reproduction or

7、 networking permitted without license from IHS-,-,-MIL-DTL-43685C (Copies of these documents are available online at http:/assist.daps.dla.mil or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5092.)2.2.2 Other Government documents, drawings, an

8、d publications. The following other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation or contract. FEDERAL TRADE COMMISSION Rules and Regulations Under the Textile F

9、iber Products Identification Act (Copies are available online at www.ftc.gov or from the Federal Trade Commission, 600 Pennsylvania Avenue, N.W., Washington, DC 20580-0001.)2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless ot

10、herwise specified, the issues of these documents are those cited in the solicitation or contract (see 6.2). AMERICAN SOCIETY FOR QUALITY ANSI/ASQ Z1.4 - Sampling Procedures and Tables for Inspection of Attributes (Copies are available online at www.asq.org or from the American Society for Quality, 6

11、00 Plankinton Avenue, Milwaukee, WI 53203.) AMERICAN ASSOCIATION OF TEXTILE CHEMISTS AND COLORISTS (AATCC) AATCC 16 - Colorfastness to Light AATCC 61 - Colorfastness to laundering, Home and Commercial: Accelerated AATCC 96 - Dimensional Changes in Commercial Laundering of Woven and Knitted Fabrics E

12、xcept Wool AATCC Evaluation Procedure 1, Gray Scale for Color Change AATCC Evaluation Procedure 9 ,Visual Assessment of Color Difference of Textiles (Copies of documents are available on line at www.aatcc.org or from the American Association of Textile Chemists and Colorists, P.O. Box 12215, Researc

13、h Triangle Park, NC 27709-2215.) ASTM INTERNATIONAL ASTM-D-1777 - Standard Method for Testing Thickness of Textile Materials ASTM-D-3775 - Standard Method for Fabric Count of Woven Fabric ASTM-D-3776 - Standard Method for Mass per Unit Area (Weight) of Fabric ASTM-D-5034 - Standard Method for Breaki

14、ng Force and Elongation of Textile Fabrics2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-43685C (Copies of documents are available on line at www.astm.org or from the American Society for Testing and Materials, 100 Barr Harbor Drive, West C

15、onshohocken, PA 19426-2959.) PARACHUTE INDUSTRY ASSOCIATION PIA TEST METHOD 4108 - Strength and Elongation, Breaking; Textile Webbing, Tape and Braided Items (Copies may be purchased online from PIA at or by contacting PIA Headquarters, Specification Department, 3833 West Oakton Street, Skokie, IL

16、60076.) 2.4 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 takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. R

17、EQUIREMENTS 3.1 First article. When specified (see 6.2), a sample shall be subjected to first article inspection (see 4.2). 3.2 Standard sample. The solution-dyed webbing and tape shall match the standard sample for shade and shall, unless otherwise indicated, be equal to or better than the standard

18、 sample with respect to all characteristics for which the standard sample is referenced (see 6.3). 3.3 Recycled, recovered, or environmentally preferable materials. Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible, provided that the material

19、meets or exceeds the operational and maintenance requirements, and promotes economically advantageous life cycle costs.3.4 Materials. 3.4.1 Yarn. The yarn for the warp and filling shall be made from a bright continuous filament aramid fiber (see 6.6). The yarn shall be heat set to meet the shrinkage

20、 requirement specified in 3.9 and testing shall be as specified in 4.4.2. 3.5 Color. The color of the webbing and tape shall be as specified (see 6.2) to match the standard sample when tested as specified in 4.4.2. The color shall be obtained by the use of melt spun solution-dyed fibers. 3Provided b

21、y IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-43685C 3.5.1 Visual shade matching (all classes). The color and appearance of the tape and webbing shall match the standard sample when viewed using the AATCC Evaluation Procedure 9, Option A, under filte

22、red tungsten lamps that approximate artificial daylight D75 illuminant with a color temperature of 7500 + 200 K illumination of 100 + 20 foot candles, and shall be a good match to the standard sample under horizon lamplight at 2300 + 200 K. 3.5.2 Colorfastness. The finished webbing and tape shall sh

23、ow fastness to light and laundering equal to or better than the standard sample or equal to or better than a rating of “2-3“ on the AATCC Gray Scale for color change for fastness to light and “3-4“ for fastness to laundering. Testing shall be as specified in 4.4.2. 3.6 Physical requirements. The con

24、struction and physical requirements of the finished webbing and tape shall be as specified in Table I. TABLE I. Physical requirementsCharacteristic Type I Type II Width (inch) 5/8 -1/32 +1/16 1 1/32 Thickness (inch) 0.040 min. - 0.055 max. 0.015 min. - 0.025 max. Weight oz./lin. yd. (max) 0.45 0.30

25、Breaking strength, lb. (min) 650 525 Ends in warp (min) Face and back Binder Stuffer 158 9 40 276 - - Filling yarns per inch (min) 48 30 Filling yarns per inch (min), (shuttleless) 96 1/ 60 1/ 1/ Two picks per shed. 3.7 Weave. The weave for the webbing and tape shall be as specified in 3.7.1 and 3.7

26、.2. When shuttleless construction is used a catchcord shall be utilized. 3.7.1 Type I. The webbing shall be a double fabric consisting of face and back warps with two ends weaving as one and a stuffer warp, all bound together by a binder warp with the ends weaving singly. The stuffer ends shall weav

27、e between the face and back warps and shall not show on either the face or the back. The face warp shall weave plain weave with the picks that show on the face. The back warp shall weave plain weave with the picks that show on the back. The binder warp shall weave plain weave throughout. 3.7.2 Type

28、II. The tape shall be plain weave, except that the warp ends shall weave two ends as one. 3.8 Finish. The webbing and tape shall be scoured and heat set in order to meet the shrinkage requirement specified in 3.9. 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license

29、from IHS-,-,-MIL-DTL-43685C 3.9 Shrinkage. The shrinkage of the finished webbing and tape shall be no more than 5.0 percent when tested as specified in 4.4.2. 3.10 Length and put-up. For Government procurement only, unless otherwise specified (see 6.2), the webbing and tape shall be furnished in len

30、gths of 90 to 110 yards. No roll shall contain more than three pieces and no piece shall be less than 3 yards in length. 3.11 Fiber identification. Each roll of webbing and tape shall be labeled, ticketed, or invoiced for fiber content in accordance with the Textile Fiber Products Identification Act

31、. 3.12 Workmanship. The finished cloth shall conform to the quality of product established by this specification. The quality acceptance level shall not exceed the established maximum value. 4. VERIFICATION 4.1 Classification of inspections. The inspection requirements specified herein are classifie

32、d as follows: a. First article inspection (see 4.2). b. Conformance inspection (see 4.3). 4.2 First article inspection. A first article, submitted in accordance with 3.1, shall be inspected, examined for appearance, color and finished defects for the characteristics as specified Tables II and III. i

33、n4.3 Conformance inspection. Conformance inspection shall include the examination of 4.4 and the tests of 4.4.2 as applicable. Sampling for inspection shall be performed in accordance with ANSI/ASQ Z1.4 and with quality acceptance levels as specified in the contract and/or order, except where otherw

34、ise indicated. 4.3.1 Material inspection. In accordance with 4.1 above, the material shall be inspected in accordance with all the requirements of referenced documents, unless otherwise excluded, amended, modified or qualified in this specification or applicable procurement documents. 4.4 Examinatio

35、n. The webbing and tape shall be examined on both sides for the defects listed in Table II. All defects found shall be counted regardless of their proximity to each other, except where two or more defects represent a single local condition, in which case only the more serious defect shall be counted

36、. A continuous defect shall be counted as one defect for each warpwise yard or fraction thereof, in which it occurs. The lot size shall be expressed in linear yards. The sample unit shall be 1 linear yard of webbing or tape. The number of rolls from which the sample is to be selected shall be in acc

37、ordance with 4.4.1. The sample yardage shall be apportioned equally among the selected rolls. Sampling for inspection shall be performed in accordance with ASQ Z1.4 inspection level I. Quality acceptance levels will be specified in the contract and/or order, except where otherwise indicated. 5Provid

38、ed by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-43685C TABLE II. End item visual defects. Classification Examine Defect Major Minor Twist or distortion Webbing or tape will not lay flat upon application of manual pressure due to twist or distortion

39、. 201 Cut, hole, or tear Any cut, hole or tear. 101 Clearly visible on more than two ends within same length and extending over 9 linear inches or more. 1/ 102 Drop-ply Clearly visible on one or two ends within same length and extending over 9 linear inches or more. 1/ 202 Edges Frayed, slack or oth

40、erwise poorly constructed and exceeding 1/4 inch in length. 103 More than one knot in any 9 linear inches. 104 Knots More than one knot every 2 yards with untrimmed ends extending from surface of webbing. 203 Mispick Two or more across the full width. 105 Width Beyond specified tolerances. 204 1/ Cl

41、early visible at normal inspection distance (approximately 3 feet). 4.4.1 Overall examination. The webbing and tape shall be examined for the defects listed below. Each defect listed shall be counted not more than once in each roll examined. The sample shall consist of the applicable number of rolls

42、 indicated below. Defects Off shade Uneven weaving throughout Not labeled in accordance with Textile Fiber Products Identification Act 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-43685C Lot size (yards) Sample size (rolls)1200 or less 1/

43、 3 1201 up to and including 3200 5 3201 up to and including 10,000 8 10,001 up to and including 35,000 13 35,001 up to and including 150,000 20 150,001 and over 32 1/ If a lot contains fewer than 3 rolls, each roll in the lot shall be examined. 4.4.1.1 Length examination. Each roll of webbing and ta

44、pe shall be examined for the defects listed below. The sample shall consist of the applicable number of rolls indicated above. If the total of the actual gross lengths of rolls in the sample is less than the total of the gross lengths marked on the roll tickets, the lot shall be rejected. Defects Gr

45、oss length less than specified minimum length or more than specified maximum length Gross length more than 2 yards less than gross length marked on roll tickets Any piece less than 3 yards in length Any roll containing more than three pieces 4.4.2 End item testing. The webbing and tape shall be test

46、ed for the characteristics listed in Table III. Except where otherwise specified, the methods of testing specified wherever applicable and as listed in Table III shall be followed. All test reports shall contain the individual values utilized in expressing the final result. The lot size shall be exp

47、ressed in units of 1 linear yard. The sample unit for testing shall be 10 yards. The lot shall be rejected if one or more sample units fail to meet any requirement specified. The sample size shall be as follows: Lot size (yards) Sample size (sample units)800 or less 2 801 up to and including 22,000

48、3 22,001 and over 5 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-43685C TABLE III. End item tests. Characteristics Requirement paragraph Test method Aramid yarn 3.4.1 1/ Visual color matching 3.5 AATCC Evaluation Procedure 9, Option A Colorfastness to: Light (after 6 hrs.) Laundering 3.5.2 3.5.2 AATCC-16, Opt 1 or 5 AATCC-61, Test 1A Thickness 3.6 ASTM D-1777, Opt 2 3/ Weight 3.6 ASTM D-3776, Opt D Breaking strength 3.6 PIA Test Method 4108 Warp ends (full width): Face and back Binder (Type I) Stuf