1、Designation: A 478 97 (Reapproved 2002)Standard Specification forChromium-Nickel Stainless Steel Weaving and KnittingWire1This standard is issued under the fixed designation A 478; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, th
2、e year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope1.1 This specification covers
3、the more commonly used typesof round stainless steel wire intended especially for weavingand knitting.1.2 The values stated in inch-pound units are to be regardedas the standard.2. Referenced Documents2.1 ASTM Standards:A 555/A555M Specification for General Requirements forStainless Steel Wire and W
4、ire Rods2A 751 Test Methods, Practices, and Terminology forChemical Analysis of Steel Products23. Ordering Information3.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for material ordered under thisspecification. Such requirements may include, but are notli
5、mited to, the following:3.1.1 Quantity (weight),3.1.2 Name of material (stainless steel),3.1.3 Condition (see Section 5),3.1.4 Finish (see Section 7),3.1.5 Cross section (round),3.1.6 Form (wire),3.1.7 Applicable dimensions (diameter),3.1.8 Type designation (see Table 1),3.1.9 ASTM designation and d
6、ate of issue, and3.1.10 Special requirements.3.2 If possible, the intended end use of the item should begiven on the purchase order especially when the item is orderedfor a specific end use or uses.NOTE 1A typical ordering description is as follows: 1000 lb; stainlesssteel, dead soft, bright anneale
7、d wire, 0.015 in. diameter, spools, Type 304,ASTM Specification A 478 dated _, End Use Wire Screen.4. Chemical Composition4.1 The steel shall conform to the requirements as tochemical composition specified in Table 1.4.2 Methods and practices relating to chemical analysisrequired by this specificati
8、on shall be in accordance with TestMethods, Practices, and Terminology A 751.5. Conditions5.1 Wire may be furnished in one of the following condi-tions:5.1.1 Annealed,5.1.2 Bright annealed, or5.1.3 Cold drawn.6. Mechanical Requirements6.1 The material shall conform to the requirements as tomechanica
9、l properties specified in Table 2.7. Finish7.1 The types of finish procurable are as follows:7.1.1 Pickled finish and7.1.2 Bright finish.8. General Requirements for Delivery8.1 In addition to the requirements of this specification, allrequirements of the current edition of Specification A 555/A 555M
10、 shall apply. Failure to comply with the generalrequirements of Specification A 555/A 555M constitutes non-conformance with this specification.9. Packaging9.1 Each coil or spool shall be one continuous length ofwire. Each coil shall be firmly tied and each spool shall betightly wound. Unless otherwi
11、se specified, coils shall be placedin drums or shall be paper wrapped, and spools shall be boxedin such a manner as to ensure safe delivery to their destinationwhen properly transported by any common carrier.10. Keywords10.1 knitting wire; stainless steel; weaving wire1This specification is under th
12、e jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys, and is the direct responsibility of SubcommitteeA01.17 on Flat Stainless Steel Products.Current edition approved Sept 10, 1997. Published September 1998. Originallypublished as A 478 62 T. Last previous edition A 478 9
13、5a.2Annual Book of ASTM Standards, Vol 01.03.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this stan
14、dard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be revie
15、wed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsibl
16、e technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Con
17、shohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).TABLE 1 Chemical Requ
18、irementsUNSDesig-nationATypeComposition, %Other ElementsCar-bon,maxMan-ga-nese,maxPhos-pho-rus,maxSul-fur,maxSili-con,maxChromium NickelMolyb-denumNi-tro-gen,maxS 30200 302 0.15 2.00 0.045 0.030 1.00 17.0019.00 8.0010.00 . . . 0.10 . . .S 30400 304 0.08 2.00 0.045 0.030 1.00 18.0020.00 8.0010.50 . .
19、 . 0.10 . . .S 30403 304L 0.03 2.00 0.045 0.030 1.00 18.0020.00 8.0012.00 . . . 0.10 . . .S 30500 305 0.12 2.00 0.045 0.030 1.00 17.0019.00 10.513.0 . . . 0.10 . . .S 30908 309S 0.08 2.00 0.045 0.030 0.75 22.0024.00 12.0015.00 . . . . . . . . .S 30940 309Cb 0.08 2.00 0.045 0.030 1.00 22.0024.00 12.0
20、016.00 . . . 0.10 Cb+Ta 103C-1.10S 31040 310Cb 0.08 2.00 0.045 0.030 1.50 24.0026.00 19.0022.00 . . . 0.10 Cb+Ta 103C-1.10S 31600 316 0.08 2.00 0.045 0.030 1.00 16.0018.00 10.0014.00 2.003.00 0.10 . . .S 31603 316L 0.03 2.00 0.045 0.030 1.00 16.0018.00 10.0014.00 2.003.00 0.10 . . .S 31640 316Cb 0.0
21、8 2.00 0.045 0.030 1.00 16.0018.00 10.0014.00 2.003.00 0.10 Cb+Ta 103C-1.10S 31635 316Ti 0.08 2.00 0.045 0.030 1.00 16.0018.00 10.0014.00 2.003.00 0.10 Ti 53(C+N)-0.70S 31700 317 0.08 2.00 0.045 0.030 1.00 18.0020.00 11.0015.00 3.004.00 0.10 . . .TABLE 2 Mechanical RequirementsCondition Diameter, in
22、. (mm) Tensile Strength, psi (MPa)Elongation in 10in. or 254 mm,min, %Annealed or bright annealedA0.002 (0.05) to 0.005 (0.13), incl 145 000 (1000), max 30Over 0.005 (0.13) to 0.009 (0.23), incl 135 000 (930), max 30Over 0.009 (0.23) to 0.015 (0.38), incl 130 000 (900), max 35Over 0.015 (0.38) to 0.
23、020 (0.51), incl 125 000 (860), max 40Over 0.020 (0.51) to 0.025 (0.64), incl 120 000 (830), max 40Over 0.025 (0.64) to 0.035 (0.89), incl 115 000 (790), max 40Over 0.035 (0.89) to 0.043 (1.09), incl 110 000 (760), max 45Over 0.043 (1.09) 105 000 (720), max 45Cold drawnB0.030 (0.76) to 0.125 (3.18),
24、 inclOver 0.125 (3.18)120 000 (830) to 150 000 (1030)110 000 (760) to 140 000 (970)1515AIn the annealed or bright annealed condition, for Type 302 and Type 304, tensile strength maximum is 10 000 psi (70 MPa) higher.BWire ordered in the cold-drawn condition can be supplied to higher tensile strength levels as specified by the purchaser.A 478 97 (2002)2
