1、Designation: B463 10Standard Specification forUNS N08020 Alloy Plate, Sheet, and Strip1This standard is issued under the fixed designation B463; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in
2、 parentheses indicates the year of last reapproval. Asuperscript epsilon () 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. Scope*1.1 This specification2covers UNS N08020 alloy plate,sheet, and st
3、rip.1.2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.3 This standard does not purport to address all of thesafety concerns, if any,
4、associated with its use. It is theresponsibility of the user of this standard to become familiarwith all hazards including those identified in the appropriateMaterial Safety Data Sheet (MSDS) for this product/materialas provided by the manufacturer, to establish appropriatesafety and health practice
5、s, and determine the applicability ofregulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:3A262 Practices for Detecting Susceptibility to IntergranularAttack in Austenitic Stainless SteelsB906 Specification for General Requirements for Flat-Rolled Nickel and Nickel Alloys Pl
6、ate, Sheet, and Strip3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 The terms plate, sheet, and strip as used in thisspecification are defined as follows:3.1.2 cold rolled plate, nmaterial316 to38 in. (4.76 to9.52 mm), inclusive in thickness and over 10 in. (254.0 mm) inwidth
7、.3.1.3 hot rolled plate, nmaterial316 in. (4.76 mm) andover in thickness and over 10 in. (254.0 mm) in width.3.1.4 plate, nmaterial316 in. (4.75 mm) and over inthickness and over 10 in. (254.0 mm) in width.3.1.5 sheet, nmaterial under316 in. (4.75 mm) in thick-ness and 24 in. (609.6 mm) and over in
8、width. Material under316 in. (4.75 mm) in thickness and in all widths with No. 4finish.3.1.6 strip, nmaterial under316 in. (4.75 mm) in thicknessand under 24 in. (609.6 mm) in width.4. General Requirements4.1 Material furnished under this specification shall con-form to the requirements of Specifica
9、tion B906 unless other-wise provided herein. In the case of conflict, the requirementsof this specification shall take precedence.5. Materials and Manufacture5.1 Heat TreatmentUNS N08020 Alloy shall be furnishedin the stabilize-annealed condition.NOTE 1The recommended annealing temperatures are 1800
10、 to1850F (982 to 1010C) for UNS N08020.6. Chemical Composition6.1 The material shall conform to the composition limitsspecified in Table 1.7. Mechanical Properties7.1 Mechanical PropertiesThe material shall conform tothe mechanical property requirements specified in Table 2.8. Dimensions and Permiss
11、ible Variations8.1 The tolerances and permissible variations provided inAnnex A1 of Specification B906 shall apply.9. Keywords9.1 N08020; plate; sheet; strip1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of Subcommi
12、tteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved June 1, 2010. Published June 2010. Originallyapproved in 1967. Last previous edition approved in 2009 as B463 04 (2009).DOI: 10.1520/B0463-10.2For ASME Boiler and Pressure Vessel Code applications, see related Specifi-
13、cation SB 463 in Section II of that Code.* New designation established in accordance with ASTM E527 and SAE J1086,Recommended Practice for Numbering Metals and Alloys (UNS).3For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For A
14、nnual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SUPPLEM
15、ENTARY REQUIREMENTSThe following supplementary requirements shall be applied only when specified by the purchaserin the inquiry, contract, or order.S1. Corrosion TestsS1.1 One intergranular corrosion test per lot shall be per-formed by the manufacturer on a sensitized specimen andtested in accordanc
16、e with Practices A262. When this supple-mentary requirement is specified, the specific practice (PracticeB or Practice E) shall also be specified. If Practice B isspecified, the specimen must pass with a rate of less than 0.002inches per month. A lot for intergranular corrosion testing shallbe the s
17、ame as for mechanical testing.S1.1.1 In addition to the anneal recommended in Note 1, thespecimen shall be sensitized for1hat1250F (677C) beforebeing subjected to corrosion testing.S1.1.2 If any corrosion test specimen fails the test, thematerial represented by such specimens may be reheat-treatedan
18、d resubmitted for test.TABLE 1 Chemical RequirementsElementUNS N08020Carbon, max 0.07Manganese, max 2.00Phosphorus, max 0.045Sulfur, max 0.035Silicon, max 1.00Nickel 32.0038.00Chromium 19.0021.00Molybdenum 2.003.00Copper 3.004.00Columbium (Nb) + tantalum 8 3 carbon1.00Nitrogen .Iron remainderAABy di
19、fference.TABLE 2 Mechanical Property RequirementsTensile Strength,minYield Strength,AminElongationBin2in.(50.8 mm),min,%ksi MPa ksi MPa80 551 35 241 30.0Hardness Number, maxCBrinell Rockwell B217 95AYield strength shall be determined by the offset method at 0.2 % limitingpermanent set in accordance
20、with Test Methods B906. An alternative method ofdetermining yield strength may be based on a total extension under load of 0.5 %.BElongation for thickness, less than 0.015 in. (0.38 mm) shall be 20 %minimum, in 1 in. (25.4 mm).CEither Brinell or Rockwell B hardness is permissible.B463 102SUMMARY OF
21、CHANGESCommittee B02 has identified the location of selected changes to this standard since the last issue(B463 - 04 (2009) that may impact the use of this standard. (Approved June 1, 2010.)(1) Removed N08024 and N08026.ASTM International takes no position respecting the validity of any patent right
22、s asserted in connection with any item mentionedin this standard. 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 t
23、ime by the responsible technical committee and must be reviewed 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
24、 receive careful consideration at a meeting of theresponsible 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
25、 International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, 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). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).B463 103
