BS-F-139-1989.pdf
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1、BRITISH STANDARD AEROSPACE SERIES BS F 139:1989 Incorporating Amendment No. 1 Specification for Aluminized polychloroprene rubber-coated nylon fabric (350 g/m2) for aerospace purposes UDC 678.675:678.066:678.763.2:678.01:667.767:678.046.2 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPY
2、RIGHT LAW Licensed Copy: London South Bank University, London South Bank University, Sat Dec 09 03:06:40 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS F 139:1989 This British Standard, having been prepared under the direction of the Aerospace Standards Committee ACE/-, was published under the author
3、ity of the Board of BSI and comes into effect on 31 July 1989 BSI 23 November 2001 The following BSI references relate to the work on this standard: Committee reference ACE/54 Draft for comment 87/71842 DC ISBN 0 580 17057 8 Committees responsible for this British Standard The preparation of this Br
4、itish Standard was entrusted by the Aerospace Standards Committee (ACE/-) to Technical Committee ACE/54 upon which the following bodies were represented: British Fabric Association British Rubber Manufacturers Association British Textile Employers Association Man-made Fibres Producers Committee Mini
5、stry of Defence Society of British Aerospace Companies Limited Society of Dyers and Colourists Amendments issued since publication Amd. No.Date of issueComments 1327923 November 2001 Deletion of 5.2 Licensed Copy: London South Bank University, London South Bank University, Sat Dec 09 03:06:40 GMT+00
6、:00 2006, Uncontrolled Copy, (c) BSI BS F 139:1989 BSI 23 November 2001 i Contents Page Committees responsibleInside front cover Forewordii 1Scope1 2General requirements1 3Material1 4Manufacture1 5Properties of coated fabric1 6Type tests2 7Packaging2 8Identification2 Table 1 General requirements1 Ta
7、ble 2 Properties of coated fabric2 Publications referred to3 Licensed Copy: London South Bank University, London South Bank University, Sat Dec 09 03:06:40 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS F 139:1989 ii BSI 23 November 2001 Foreword This British Standard, prepared under the direction of
8、 the Aerospace Standards Committee, is one of a series for textiles of a quality suitable for aerospace purposes and replaces MOD Specification UK/AID/983. During its preparation, the applicable basic quality requirements contained in BS F 100 have been included in the text. The standard specifies t
9、he requirements for a coated fabric intended primarily for heat reflective covers for aircraft. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does
10、 not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages 1 to 3 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Licensed Copy: London
11、South Bank University, London South Bank University, Sat Dec 09 03:06:40 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS F 139:1989 BSI 23 November 2001 1 1 Scope This British Standard specifies the requirements for a single-ply nylon fabric coated on both sides with polychloroprene rubber and having
12、an aluminized face. NOTE 1The titles of the publications referred to in this standard are listed on the inside back cover. NOTE 2The latest revision of an Aerospace Series Standard is indicated by a prefix number. 2 General requirements In addition to the specific requirements of clauses 3, 4, 5, 6,
13、 7 and 8, the following clauses of the latest edition of BS F 100 shall apply (see Table 1): Table 1 General requirements (given in BS F 100) 3 Material The base textile shall comply with the requirements of BS F 127 fabric number 6 and shall be supplied loomstate. 4 Manufacture 4.1 The textile shal
14、l be coated on both sides with a base compound containing not less than: a) 45 % by mass of polychloroprene; and b) 15 % by mass of carbon black; and c) one part of a non-staining antioxidant per hundred parts of elastomer. 4.2 The surface designated the inner shall be coated with 125 g/m2 10 g of t
15、he base compound defined in 4.1. 4.3 The surface designated the outer shall be coated with a nominal 80 g/m2 of the base compound defined in 4.1 and shall then be built up to a mass of 105 10 g/m2 with the base compound in which the carbon black is replaced by sufficient aluminium pigment or paste t
16、o ensure that the vulcanized face complies with 5.2. 4.4 The coated fabric shall be vulcanized to comply with 5.4. 5 Properties of coated fabric 5.1 The coated fabric shall comply with the requirements of 5.2, 5.3, 5.4 and Table 2. 5.2 Deleted 5.3 The coated fabric shall be free from pin holes when
17、examined in accordance with Appendix A of BS F 100 using transmitted light. 5.4 When tested in accordance with method 25B of BS 3424-22:1983, the coating shall show no signs of tackiness. SectionTitleRequirements and tests 1GeneralAll requirements 2Quality requirementsRequirements for the manufactur
18、e of wide fabrics. Requirements for dimensions and tolerances (general and wide fabrics). Requirements for freedom from defects of coated fabrics and examination. 3Physical testsTest for mass. Test for tearing strength. Test for reflecting power of aluminium facing. Test for variation of mass across
19、 width of coated fabric. Test for adhesion of surface coating. Licensed Copy: London South Bank University, London South Bank University, Sat Dec 09 03:06:40 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS F 139:1989 2 BSI 23 November 2001 6 Type tests The type tests shown in Table 2 shall be performe
20、d on the initial batch of each contract and thereafter at intervals not exceeding 5 000 m of fabric or whenever a change is made to the coating formulation. 7 Packaging 7.1 The coated fabric shall be rolled evenly on tubes longer than the width of the fabric. 7.2 Each roll of coated fabric shall be
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