1、Designation: C752 13 (Reapproved 2016)C752 18Standard Specification forNuclear-Grade Silver-Indium-Cadmium Alloy1This standard is issued under the fixed designation C752; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of
2、last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers silver-indium-cadmium alloy for use as a control material in light-water nuclear reactors.1.
3、2 The scope of this specification excludes the use of this material in applications where material strength of this alloy is aprime requisite. Also, this material must be protected from the primary water by a corrosion and wear resistant cladding.1.3 The values stated in SI units are to be regarded
4、as standard. No other units of measurement are included in this standard.1.4 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recom
5、mendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2C760 Test Methods for Chemical and Spectrochemical Analysis of Nuclear-Grade Silver-Indium-Cadmium AlloysC859 Terminology Relating to Nuclear MaterialsE105 Practice
6、 for Probability Sampling of Materials2.2 ANSI Standard:B46.1 Surface Roughness3ANSI/ASMEASME NQA-1 Quality Assurance Requirements for Nuclear Facility Applications32.3 U.S. Government Standard:Title 10 Code of Federal Regulations, Energy Part 50 (10CFR50) Domestic Licensing of Production and Utiliz
7、ation Facilities43. Terminology3.1 Terms shall be defined in accordance with the terminology in Terminology C859, except for the following:3.1.1 A lot shall be defined as all parts produced from the same melt by the same process.4. Ordering Information4.1 The buyer shall specify the following inform
8、ation onin the purchase order:4.1.1 Quantity,4.1.2 Lot size, and4.1.3 Dimensions and tolerances.5. Materials and Manufacture5.1 The identity of each lot by melt number shall be maintained at all stages of manufacture.5.2 Parts produced to this specification shall be made from billets by hot working
9、and cold finishing to size.5.3 The cold-finished parts shall be produced to the finish condition and dimensions as specified in the purchase order.1 This specification is under the jurisdiction ofASTM Committee C26 on Nuclear Fuel Cycle and is the direct responsibility of Subcommittee C26.03 on Neut
10、ronAbsorberMaterials Specifications.Current edition approved April 1, 2016June 1, 2018. Published April 2016July 2018. Originally approved in 1973. Last previous edition approved in 20132016 asC752 13.C752 13 (2016). DOI: 10.1520/C0752-13R1610.1520/C0752-18.2 For referencedASTM standards, visit theA
11、STM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.3 Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY
12、10036, http:/www.ansi.org.4 Available from U.S. Government Printing Office Superintendent of Documents, 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http:/www.access.gpo.gov.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indicat
13、ion of what changes have been made to the previous version. Becauseit may not be technically possible to 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 cons
14、idered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States16. Chemical Composition6.1 The parts shall conform to the following chemical composition:Element Weight %Indium (In) 15.00 0.25Cadmium (Cd) 5.00 0.25Total im
15、purities, max 0.50 maxSilver (Ag) remainderLead (Pb) 0.03 maxBismuth (Bi) 0.03 max7. Workmanship, Finish, and Appearance7.1 The surface of the cold-finished part shall be free of oxides, grease, oil, residual lubricants, inclusions, and other extraneousmaterials.7.2 Surface defects such as folds, cr
16、acks, seams, slivers, and blisters shall be cause for rejection.7.3 Surface roughness shall be per ANSI B46.1 shall not to exceed 0.81 m rms (32 in. rms).8. Sampling8.1 A sampling plan to meet the acceptance criteria shall be agreed to between the buyer and the seller. Samples for chemicalanalysis s
17、hall be taken after completion of all hot-working operations. Recommended Practice E105 is referenced as a guide.8.2 The As necessary, the sample shall be sufficient to perform quality control tests, acceptance tests and referee tests, asnecessary.perform:8.2.1 Quality control tests,8.2.2 Acceptance
18、 tests, and8.2.3 Referee tests.9. Methods of Chemical Analysis9.1 Use analytical chemistry methods in accordance with Test Method C760 or demonstrated alternate methods agreed uponbetween the buyer and the seller.10. Inspection and Certification10.1 Each part shall be visually inspected for cleanlin
19、ess and the absence of defects.10.2 Each part shall be inspected for dimensions as specified in the purchase order.10.3 The seller shall furnish the buyer with certificates of tests showing the results of testing and inspection performed on eachlot prior to shipment.10.4 Data retention requirement s
20、hall be agreed upon between the buyer and seller.11. Rejection and Rehearing11.1 Rejection of a lot or a part for failure to meet this specification shall be reported by the buyer to the seller within 60 calendardays. Rejected material may be returned to the seller at the sellers expense, unless the
21、 buyer receives, within 3 weeks of noticeof rejection, other instructions for disposition.12. Packaging and Package Marking12.1 Each part shall be individually wrapped or bagged and packed in low-sulfer, halogen-free suitablesuitable low-sulfur,halogen-free containers to prevent damage and contamina
22、tion during shipment and storage.12.2 The seller will be responsible for designing the shipping container to assure cleanliness, to provide adequate protectionagainst damage during transportation, and to assure reasonable ease of unpackaging.12.3 Each container may contain material from up to two lo
23、ts if they are clearly separated and marked with the following:purchase order number, purchase order specifications, gross, net, and tare weights, lot number, and manufacturers alloydesignation.13. Quality Assurance13.1 Quality assurance requirements shall be agreed upon between the buyer and the se
24、ller when specified in the purchase order.Code of Federal Regulations, Title 10 Part 50 Appendix B and ASME NQA-1 are referenced as guides.C752 18214. Keywords14.1 silver-indium-cadmium; alloyASTM International takes no position respecting the validity of any patent rights asserted in connection wit
25、h 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 time by the responsible techn
26、ical 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 receive careful consideratio
27、n 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 International, 100 Barr Harb
28、or 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 Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 183
