1、Designation: B232/B232M 11B232/B232M 17Standard Specification forConcentric-Lay-Stranded Aluminum Conductors, Coated-Steel Reinforced (ACSR)1This standard is issued under the fixed designation B232/B232M; the number immediately following the designation indicates the yearof original adoption or, in
2、the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.A superscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers concentric-lay-stranded conductors made from round aluminu
3、m 1350-H19 (extra hard) wires andround, coated steel core wire(s) for use as overhead electrical conductors (Explanatory Note 1 and Explanatory Note 2).1.2 ACSR covered by this specification has nine types of coated steel core wire which are designated by abbreviations asfollows (Explanatory Note 2)
4、:1.2.1 ACSR/GA or ACSR/GA2ACSR using Class A zinc-coated steel wire,1.2.2 ACSR/GC or ACSR/GC2ACSR using Class C zinc-coated steel wire,1.2.3 ACSR/MA or ACSR/MA2ACSR using Class A Zn-5A1-MM coated steel wire,1.2.4 ACSR/HS or ACSR/GA3ACSR using Class A zinc-coated high-strength steel wires,1.2.5 ACSR/
5、MS or ACSR/MA3ACSR using Class A Zn-5A1-MM coated high-strength steel wires,1.2.6 ACSR/GA4ACSR using Class A zinc-coated extra-high-strength steel wires,1.2.7 ACSR/MA4ACSR using Class A Zn-5A1-MM coated extra-high-strength steel wires,1.2.8 ACSR/GA5ACSR using Class A zinc-coated ultra-high-strength
6、steel wires,1.2.9 ACSR/MA5ACSR using Class A Zn-5Al-MM coated ultra-high-strength steel wires.1.3 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in eachsystem may not be exact equivalents; therefore, each system shall be used ind
7、ependently of the other. Combining values from thetwo systems may result in non-conformance with the standard.1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safet
8、y, health and environmental practices and determine the applicability ofregulatory limitations prior to use.1.5 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of Intern
9、ational Standards, Guides and Recommendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 The following documents of the issue in effect on date of material purchase form a part of this specification to the extentreferenced herein:2.2
10、ASTM Standards:2B230/B230M Specification for Aluminum 1350H19 Wire for Electrical PurposesB263 Test Method for Determination of Cross-Sectional Area of Stranded ConductorsB354 Terminology Relating to Uninsulated Metallic Electrical ConductorsB498/B498M Specification for Zinc-Coated (Galvanized) Stee
11、l Core Wire for Use in Overhead Electrical ConductorsB500/B500M Specification for Metallic Coated or Aluminum Clad Stranded Steel Core for Use in Overhead ElectricalConductorsB606 Specification for High-Strength Zinc-Coated (Galvanized) Steel Core Wire for Aluminum and Aluminum-AlloyConductors, Stee
12、l Reinforced1 This specification is under the jurisdiction of ASTM Committee B01 on Electrical Conductors and is the direct responsibility of Subcommittee B01.07 on Conductorsof Light Metals.Current edition approved Oct. 1, 2011Sept. 1, 2017. Published November 2011September 2017. Originally approve
13、d in 1948. Last previous edition approved in 20092011as B232/B232M 09.B232/B232M 11. DOI: 10.1520/B0232_B0232M-11. 10.1520/B0232_B0232M-17.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume
14、information, refer to the standardsstandards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to
15、 adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Cons
16、hohocken, PA 19428-2959. United States1B802/B802M Specification for Zinc5 % Aluminum-Mischmetal Alloy-Coated Steel Core Wire for Aluminum Conductors,Steel Reinforced (ACSR)B803 Specification for High-Strength Zinc5 % Aluminum-Mischmetal Alloy-Coated Steel Core Wire for Use in OverheadElectrical Cond
17、uctorsB957 Specification for Extra-High-Strength and Ultra-High-Strength Zinc-Coated (Galvanized) Steel Core Wire for OverheadElectrical ConductorsB958 Specification for Extra-High-Strength and Ultra-High-Strength Class A Zinc5% Aluminum-Mischmetal Alloy-CoatedSteel Core Wire for Use in Overhead Ele
18、ctrical ConductorsE29 Practice for Using Significant Digits in Test Data to Determine Conformance with SpecificationsE527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)2.3 ANSI Documents:ANSI H35.1 American National Standard Alloy and Temper Designation Systems for Al
19、uminum3ANSI H35.1M American National Standard for Alloy and Temper Designations Systems for Aluminum Metric32.4 NIST Document:NBS Handbook 100Copper Wire Tables42.5 Aluminum Association Document:Publication 50, Code Words for Overhead Aluminum Electrical Conductors53. Terminology3.1 Definitions:3.1.
20、1 Galvanizedzinc coated.3.1.2 Aluminizedaluminum coated.3.2 Abbreviations:3.2.1 Zn-5A1-MMzinc-5 % aluminum-mischmetal alloy.3.2.2 ACSRaluminum conductor, steel reinforced.3.2.3 ACSR/GA or ACSR/GA2reinforced with galvanized steel core wire, coating Class A in accordance with SpecificationB498/B498M.3
21、.2.4 ACSR/GC or ACSR/GC2reinforced with galvanized steel core wire, coating Class C in accordance with SpecificationB498/B498M.3.2.5 ACSR/HS or ACSR/GA3reinforced with high-strength galvanized steel core wire in accordance with Specification B606.3.2.6 ACSR/MA or ACSR/MA2reinforced with Zn-5A1-MM co
22、ated steel core wire, coating Class A in accordance withSpecification B802/B802M.3.2.7 ACSR/MS or ACSR/MA3reinforced with high-strength Zn-5A1-MM coated steel core wire in accordance withSpecification B803.3.2.8 ACSR/MA4reinforced with extra-high-strength Zn-5A1-MM coated steel core wire in accordan
23、ce with SpecificationB958.3.2.9 ACSR/GA4reinforced with extra-high-strength galvanized steel core wire in accordance with Specification B957.3.2.10 ACSR/MA5reinforced with ultra-high-strength Zn-5A1-MM coated steel core wire in accordance with SpecificationB958.3.2.11 ACSR/GA5reinforced with ultra-h
24、igh-strength galvanized steel core wire in accordance with Specification B957.4. Classification4.1 For the purpose of this specification conductors are classified as follows (Explanatory Notes 1 and 2):4.1.1 Class AAFor bare conductors usually used in overhead lines. These conductors are divided int
25、o two types as follows:4.1.1.1 Conductors used for regular over-head line construction, and4.1.1.2 Conductors having a high ratio of mechanical strength to current-carrying capacity used for overhead ground wires andfor extra-long span construction. These are denoted under the Class column in Table
26、1 and Table 2 as “(HS)” for High Strength.4.1.2 Class AFor conductors to be covered with weather-resistant materials.5. Ordering Information5.1 Orders for material under this specification shall include the following information:5.1.1 Quantity of each size, stranding, and class,3 Available from Amer
27、ican National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http:/www.ansi.org.4 Available from National Institute of Standards and Technology (NIST), 100 Bureau Dr., Stop 1070, Gaithersburg, MD 20899-1070, http:/www.nist.gov.5 Available from Aluminum Association, Inc.,
28、1525 Wilson Blvd., Suite 600, Arlington, VA 22209, http:/www.aluminum.org.B232/B232M 172TABLE 1 Construction Requirements of Aluminum Conductors, Steel Reinforced (ACSR)Size CodeWordsA ClassStrandingDesignAluminum/SteelStranding NominalO.D. ofConductors,in.Mass,lb/1000 ftAluminum Wires Steel Wirescm
29、il AWG Number Diameter,in. Layers Number Diameter,in. Layers2 312 000 . . . Thrasher AA 76/19 76 0.1744 4 19 0.0814 2 1.802 25232 167 000 . . . Kiwi AA 72/7 72 0.1735 4 7 0.1157 1 1.735 23012 156 000 . . . Bluebird AA 84/19 84 0.1602 4 19 0.0961 2 1.762 25081 780 000 . . . Chukar AA 84/19 84 0.1456
30、4 19 0.0874 2 1.602 20721 590 000 . . . Falcon AA 54/19 54 0.1716 3 19 0.1030 2 1.545 20421 590 000 . . . Lapwing AA 45/7 45 0.1880 3 7 0.1253 1 1.504 17901 510 500 . . . Parrot AA 54/19 54 0.1672 3 19 0.1003 2 1.505 19381 510 500 . . . Nuthatch AA 45/7 45 0.1832 3 7 0.1221 1 1.466 17001 431 000 . .
31、 . Plover AA 54/19 54 0.1628 3 19 0.0977 2 1.465 18381 431 000 . . . Bobolink AA 45/7 45 0.1783 3 7 0.1189 1 1.427 16111 351 500 . . . Martin AA 54/19 54 0.1582 3 19 0.0949 2 1.424 17351 351 500 . . . Dipper AA 45/7 45 0.1733 3 7 0.1155 1 1.386 15211 272 000 . . . Pheasant AA 54/19 54 0.1535 3 19 0.
32、0921 2 1.382 16341 272 000 . . . Bittern AA 45/7 45 0.1681 3 7 0.1121 1 1.345 14321 272 000 . . . Skylark AA 36/1 36 0.1880 3 1 0.1880 0 1.316 12861 192 500 . . . Grackle AA 54/19 54 0.1486 3 19 0.0892 2 1.338 15311 192 500 . . . Bunting AA 45/7 45 0.1628 3 7 0.1085 1 1.302 13421 113 000 . . . Finch
33、 AA 54/19 54 0.1436 3 19 0.0862 2 1.293 14301 113 000 . . . Bluejay AA 45/7 45 0.1573 3 7 0.1049 1 1.259 12541 033 500 . . . Curlew AA 54/7 54 0.1383 3 7 0.1383 1 1.245 13291 033 500 . . . Ortolan AA 45/7 45 0.1515 3 7 0.1010 1 1.212 11631 033 500 . . . Tanager AA 36/1 36 0.1694 3 1 0.1694 0 1.186 1
34、044954 000 . . . Cardinal AA 54/7 54 0.1329 3 7 0.1329 1 1.196 1227.1954 000 . . . Rail AA 45/7 45 0.1456 3 7 0.0971 1 1.165 1074954 000 . . . Catbird AA 36/1 36 0.1628 3 1 0.1628 0 1.140 964900 000 . . . Canary AA 54/7 54 0.1291 3 7 0.1291 1 1.162 1158900 000 . . . Ruddy AA 45/7 45 0.1414 3 7 0.094
35、3 1 1.131 1013795 000 . . . Mallard AA 30/19 30 0.1628 2 19 0.0977 2 1.140 1233.9795 000 . . . Condor AA 54/7 54 0.1213 3 7 0.1213 1 1.092 1022795 000 . . . Tern AA 45/7 45 0.1329 3 7 0.0886 1 1.063 895795 000 . . . Drake AA 26/7 26 0.1749 2 7 0.1360 1 1.108 1093795 000 . . . Cuckoo AA 24/7 24 0.182
36、0 2 7 0.1213 1 1.092 1023795 000 . . . Coot AA 36/1 36 0.1486 3 1 0.1486 0 1.040 803.6715 500 . . . Redwing AA 30/19 30 0.1544 2 19 0.0926 2 1.081 1109.3715 500 . . . Starling AA 26/7 26 0.1659 2 7 0.1290 1 1.051 983.7715 500 . . . Stilt AA 24/7 24 0.1727 2 7 0.1151 1 1.036 921666 600 . . . Gannet A
37、A 26/7 26 0.1601 2 7 0.1245 1 1.014 916.2666 600 . . . Flamingo AA 24/7 24 0.1667 2 7 0.1111 1 1.000 857.9636 000 . . . Egret AA 30/19 30 0.1456 2 19 0.0874 2 1.019 987.2636 000 . . . Scoter AA 30/7 30 0.1456 2 7 0.1456 1 1.019 995.1636 000 . . . Grosbeak AA 26/7 26 0.1564 2 7 0.1216 1 0.990 874.263
38、6 000 . . . Rook AA 24/7 24 0.1628 2 7 0.1085 1 0.977 818.2636 000 . . . Swift AA 36/1 36 0.1329 3 1 0.1329 0 0.930 642.8636 000 . . . Kingbird AA 18/1 18 0.1880 2 1 0.1880 0 0.940 689.9605 000 . . . Teal AA 30/19 30 0.1420 2 19 0.0852 2 0.994 938.6605 000 . . . Wood Duck AA 30/7 30 0.1420 2 7 0.142
39、0 1 0.994 946.5605 000 . . . Squab AA 26/7 26 0.1525 2 7 0.1186 1 0.966 831.3605 000 . . . Peacock AA 24/7 24 0.1588 2 7 0.1059 1 0.953 778.8556 500 . . . Eagle AA 30/7 30 0.1362 2 7 0.1362 1 0.953 870.7556 500 . . . Dove AA 26/7 26 0.1463 2 7 0.1138 1 0.927 765.2556 500 . . . Parakeet AA 24/7 24 0.
40、1523 2 7 0.1015 1 0.914 716.1556 500 . . . Osprey AA 18/1 18 0.1758 2 1 0.1758 0 0.879 603.3477 000 . . . Hen AA 30/7 30 0.1261 2 7 0.1261 1 0.883 746.4477 000 . . . Hawk AA 26/7 26 0.1354 2 7 0.1053 1 0.858 655.3477 000 . . . Flicker AA 24/7 24 0.1410 2 7 0.0940 1 0.846 613.9477 000 . . . Pelican A
41、A 18/1 18 0.1628 2 1 0.1628 0 0.814 517.3397 500 . . . Lark AA 30/7 30 0.1151 2 7 0.1151 1 0.806 621.8397 500 . . . Ibis AA 26/7 26 0.1236 2 7 0.0961 1 0.783 546.0397 500 . . . Brant AA 24/7 24 0.1287 2 7 0.0858 1 0.772 511.4397 500 . . . Chickadee AA 18/1 18 0.1486 2 1 0.1486 0 0.743 431.0336 400 .
42、 . . Oriole AA 30/7 30 0.1059 2 7 0.1059 1 0.741 526.4336 400 . . . Linnet AA 26/7 26 0.1137 2 7 0.0884 1 0.720 462.0336 400 . . . Merlin AA 18/1 18 0.1367 2 1 0.1367 0 0.684 364.8300 000 . . . Ostrich AA 26/7 26 0.1074 2 7 0.0835 1 0.680 412.2266 800 . . . Partridge AA 26/7 26 0.1013 2 7 0.0788 1 0
43、.642 366.9266 800 . . . Waxwing AA 18/1 18 0.1217 2 1 0.1217 0 0.609 289.1211 600 0000 Penguin AA, A 6/1 6 0.1878 1 1 0.1878 0 0.563 290.8211 300 . . . Cochin AA (HS) 12/7 12 0.1327 1 7 0.1327 1 0.664 526.8203 200 . . . Brahma AA (HS) 16/19 16 0.1127 1 19 0.0977 2 0.714 674.6190 800 . . . Dorking AA
44、 (HS) 12/7 12 0.1261 1 7 0.1261 1 0.631 475.7176 900 . . . Dotterel AA (HS) 12/7 12 0.1214 1 7 0.1214 1 0.607 440.9B232/B232M 1735.1.2 Conductor size, circular-mil area or AWG (Section 9 and Table 1),5.1.3 Number of wires, aluminum and steel (see Tables 1-5),5.1.4 Type of steel core wire and type an
45、d area density (if applicable) of coating (see 6.2),5.1.5 Direction of lay of outer layer of aluminum wires if other than right-hand (see 8.3),5.1.6 Special tension test, if desired (see 15.3),5.1.7 Place of inspection (Section 16),5.1.8 Package size and type (see 17.1),5.1.9 Heavy wood lagging, if
46、required (see 17.3), and5.1.10 Special package marking, if required (see 17.4).6. Requirement for Wires6.1 Before stranding, the aluminum wire used shall meet the requirements of Specification B230/B230M.6.2 Before stranding, the steel core wire used shall meet the requirements of Specification B498
47、/B498M, B606, B802/B802M,B803, B957, or B958, whichever is applicable.7. Joints7.1 Electric-butt welds, cold-pressure welds, and electric-butt, cold-upset welds in the finished individual aluminum wirescomposing the conductor may be made during the stranding process. No weld shall occur within 50 ft
48、 15 m of a weld in the samewire or in any other wire of the completed conductor (Explanatory Note 3).7.2 There shall be no joints of any kind made in the finished zinc-coated or zinc-5% aluminum-mischmetal alloy coated steelwires.8. Lay8.1 The length of lay of the various layers of aluminum wires in
49、 a conductor shall conform to Table 5 (see Explanatory Note4).8.2 The length of lay of the various layers of steel wire shall conform to the requirements of B500/B500M.8.3 The direction of lay of the outside layer of aluminum wires shall be right hand unless otherwise specified in the purchaserorder. The direction of lay of the aluminum and steel wires shall be reversed in successive layers.8.4 In a conductor having multiple layers of aluminum wires, the lay ratio of any aluminum layer shall be not greater than thelay ratio of the aluminum
