DLA A-A-59569 C-2009 BRAID WIRE (COPPER TIN-COATED SILVER-COATED OR NICKEL COATED TUBULAR OR FLAT).pdf
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1、 INCH-POUND A-A-59569C 22 January 2009 SUPERSEDING A-A-59569B 12 February 2008 COMMERCIAL ITEM DESCRIPTION BRAID, WIRE (COPPER, TIN-COATED, SILVER-COATED, OR NICKEL COATED, TUBULAR OR FLAT) The General Services Administration has authorized the use of this commercial item description for all federal
2、 agencies. 1. SCOPE. This commercial item description (CID) covers the general requirements for braid, wire (copper, tin-coated, silver-coated, or nickel coated, tubular or flat). Braid, wire (copper, tin-coated, silver-coated, or nickel coated, tubular or flat) covered by this CID are intended for
3、commercial/industrial applications. 2. CLASSIFICATION/PART OR IDENTIFICATION NUMBER (PIN). This CID uses a classification system which is included in the PIN as shown in the following example (see 7.1). The PIN is made up of the basic CID number and a four-element alphanumeric number (see table I):
4、Example of PIN: AA59569R36T0375 AA59569 R 36 T 0375 Inside diameter (mils) (see table I) Strand Coating American Wire Gauge (AWG) of T = Tin S = Silver N = Nickel individual strands (see table I) Form R = Tubular F = Flat Federal specification Beneficial comments, recommendations, additions, deletio
5、ns, clarifications, etc., and any data that may improve this document should be sent to: Defense Supply Center, Columbus, ATTN: DSCC-VAI, P.O. Box 3990, Columbus OH 43218-3990, or email to WireCabledscc.dla.mil. Since contact information can change you may want to verify the currency of the address
6、information using the ASSIST Online database at http:/assist.daps.dla.mil . AMSC N/A FSC 6145 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59569C 23. SALIENT CHARACTERISTICS. 3.1 Interface and physical dimensions. Braid wire supplied to this C
7、ID shall be as specified herein. 3.2 Materials. The wire used in the construction of braids shall conform to ASTM B33 for tinned copper, ASTM B298 for silver-coated copper, except that the silver coating shall be a minimum of 40 micro-inches thick, and ASTM B355 for nickel-coated copper, except the
8、nickel coating shall be a minimum of 50 micro-inches thick. 3.2.1 Recycled, recovered, or environmentally preferable materials. Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible provided that the material meets or exceeds the operational and m
9、aintenance requirements, and promotes economically advantageous life cycle costs. 3.3 Design and construction. The wire braid shall have the numbers of carriers and ends shown in table I. 3.3.1 Wire lengths. Individual wires shall be to sizes shown in table I and shall be uniform in cross-section. E
10、ach wire shall be one continuous length, free from splices except as specified herein. 3.3.2 Splices. 3.3.2.1 Carrier splices. There shall be no more than one splice or break in any carrier in each 25-foot length of the braid. 3.3.2.2 Wire splices. Excluding the carrier splice, there shall be no mor
11、e than one broken or spliced end of wire in each 25-foot length of the braid. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59569C 3TABLE I. Braid dimensions and data. PIN 1/AA59569 Strand wire size (AWG) Tubular inside diameter (inches) 2/ Num
12、ber of carriers Number of ends Current rating (amps) 3/ Approx. AWG equiv. 4/ Flat form width x thickness (inches) 5/ *36*0031 36 .031 24 24 7.0 22 .046x.020 *36*0062 36 .062 24 48 11.0 19 .093x.031 *34*0062 34 .062 16 32 11.0 19 - *32*00627/32 .062 16 16 9.0 20 - *36*0078 36 .078 24 72 16.0 18 .125
13、x .020 *36*0109 36 .109 24 96 19.0 16 .156x .031 *34*01097/34 .109 16 64 19.0 16 - *32*01097/32 .109 16 32 18.0 17 - *36*0125 36 .125 24 120 25.0 15 .187x .020 *34*0125 34 .125 24 72 19.0 16 - *32*01257/32 .125 24 48 25.0 15 - *36*0156 36 .156 24 240 40.0 12 .250x.046 *36*0171 36 .171 24 168 32.0 14
14、 .250x.030 *34*0171 34 .171 24 120 36.0 13 - *32*01717/32 .171 24 72 32.0 14 - *36*0203 36 .203 24 312 46.0 11 .281x.046 *34*0203 34 .203 24 192 46.0 11 - *32*02037/32 .203 24 120 46.0 11 - *36*0250 36 .250 24 384 53.0 10 - *30*0281 30 .281 24 120 60.0 9 - *36*0375 36 .375 48 384 53.0 10 .625x.030 *
15、34*0375 34 .375 48 240 53.0 10 - *32*0375 32 .375 48 144 46.0 11 - *30*03757/30 .375 24 1686/ 75.0 8 - *30*0437 30 .437 24 240 90.0 6 .500x.093 *36*0500 36 .500 48 528 62.0 9 .625x.046 *34*0500 34 .500 48 336 62.0 9 - *32*05007/32 .500 48 192 62.0 9 - *30*0500 30 .500 24 360 120.0 6 .625x.093 *30*05
16、62 30 .562 48 480 145.0 3 - *30*0656 30 .656 48 768 190.0 1 - *36*0781 36 .781 48 864 88.0 7 .750x.040 *34*0781 34 .781 48 528 88.0 7 - *32*0781 32 .781 48 336 88.0 7 - *30*0875 30 .875 48 336 100.0 5 1.375x.050 *30*1000 30 1.000 48 384 120.0 4 - *30*1125 30 1.125 48 432 130.0 4 - *30*1375 30 1.375
17、48 528 150.0 3 1.500x.060 *30*1500 30 1.500 48 576 165.0 2 - *30*2000 30 2.000 48 672 180.0 2 - See footnotes on next page. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59569C 4TABLE I. Braid dimensions and data -Continued. 1/ The complete PIN
18、 shall include additional information to indicate the form (first asterisk) and strand coating (second asterisk) (see 7.1). 2/ Dimensional tolerances shall be as shown in table II. 3/ Direct current ratings are given for information only and are not requirements. Values shown are for uninsulated bra
19、id in free air at 30 C. Values should be derated if the braid is insulated or in close contact with other components. 4/ Approximate AWG equivalents are given for information only and are not requirements. 5/ Flat form width and thickness are given for information only and are not requirements. Tole
20、rances shall be as shown in table II. 6/ This PIN supersedes the similar construction using 96 ends. 7/ It may not be possible to produce 90% coverage on these constructions. TABLE II. Dimensional tolerances (inches). Dimensions Tolerance .000 - .099 .010 .100 - .249 .016 .250 - .499 .031 .500 - .99
21、9 .063 Over .999 .094 3.3.3 Coverage (tubular braid only). Tubular braids shall have a braid angle or number of picks per inch that produces a minimum of 90 percent coverage, except for .078-inch and smaller diameter braids, which shall produce a minimum of 70 percent coverage. The percent of covera
22、ge shall be determined by using the following formula. 2F2F 100KCSinANPWF CP 2WD2tanAWhere: K = percent coverage of braided shield A = braid angle C = number of carriers (see table I) D = inside diameter in inches (see table I) N = total number of ends (see table I) P = picks per inch (the number of
23、 times the carriers in a braid cross over each other in the same direction along the longitudinal axis for each inch of length) W= diameter of individual braid wire in inches 3.4 Flattening of tubular braid. Unless otherwise specified in the contract or order (see 7.2), tubular shielding braid shall
24、 not be flattened beyond the point that would occur by its own weight only, when wound on spools for shipping. 3.5 Solderability. Tin-coated and silver-coated braids shall possess good electrical and mechanical solder joints when tested in accordance with MIL-STD-202, method 208. Provided by IHSNot
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