1、Designation: C75203 (Reapproved 2010)C75213 Standard Specication for Nuclear-Grade Silver-Indium-Cadmium Alloy 1 This standard is issued under the xed designation C752; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of l
2、ast revision.Anumber in parentheses indicates the year of last reapproval.A superscript epsilon () indicates an editorial change since the last revision or reapproval. 1. Scope 1.1 This specication covers silver-indium-cadmium alloy for use as a control material in light-water nuclear reactors. 1.2
3、The scope of this specication excludes the use of this material in applications where material strength of this alloy is a prime 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 as
4、 standard. No other units of measurement are included in this standard. 2. Referenced Documents 2.1 ASTM Standards: 2 C760Test Methods for Chemical and Spectrochemical Analysis of Nuclear-Grade Silver-Indium-Cadmium Alloys C859Terminology Relating to Nuclear Materials E105Practice for Probability Sa
5、mpling of Materials 2.2 ANSI Standard: B46.1Surface Roughness 3 ANSI/ASME NQA-1Quality Assurance Requirements for Nuclear Facility Applications 3 2.3 U.S. Government Standard: Title 10Code of Federal Regulations, Energy Part 50 (10CFR50) Domestic Licensing of Production and Utilization Facilities 4
6、3. Terminology 3.1 Terms shall be dened in accordance with the terminology in Terminology C859, except for the following: 3.1.1 A lot shall be dened as all parts produced from the same melt by the same process. 4. Ordering Information 4.1 The buyer shall specify the following information on the orde
7、r: 4.1.1 Quantity, 4.1.2 Lot size, and 4.1.3 Dimensions and tolerances. 5. Materials and Manufacture 5.1 The identity of each lot by melt number shall be maintained at all stages of manufacture. 5.2 Parts produced to this specication shall be made from billets by hot working and cold nishing to size
8、. 5.3 The cold-nished parts shall be produced to the nish condition and dimensions as specied in the purchase order. 1 ThisspecicationisunderthejurisdictionofASTMCommitteeC26onNuclearFuelCycleandisthedirectresponsibilityofSubcommitteeC26.03onNeutronAbsorber Materials Specications. Current edition ap
9、proved March 1, 2010February 1, 2013. Published March 2010March 2013. Originally approved in 1973. Last previous edition approved in 20032010 as C75203.C75203 (2010). DOI: 10.1520/C0752-03R10.10.1520/C0752-13 2 ForreferencedASTMstandards,visittheASTMwebsite,www.astm.org,orcontactASTMCustomerServicea
10、tserviceastm.org.For Annual Book ofASTM Standards volume 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 10036, http:/www.ansi.org. 4 Available from U.S. Government P
11、rinting Office Superintendent of Documents, 732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http:/ www.access.gpo.gov. This document is not anASTM standard and is intended only to provide the user of anASTM standard an indication of what changes have been made to the previous version.
12、Because it 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 version of the standard as published by ASTM is to be considered the official document. Copyright ASTM International
13、, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA19428-2959. United States 16. Chemical Composition 6.1 The parts shall conform to the following chemical composition: Element Weight% Indium 15.00 0.25 Cadmium 5.00 0.25 Total impurities, max 0.50 max Silver remainder Lead 0.03 max Bismuth 0
14、.03 max Element Weight% Indium 15.00 0.25 Cadmium 5.00 0.25 Total impurities, max 0.50 max Silver remainder Lead 0.03 max Bismuth 0.03 max 7. Workmanship, Finish, and Appearance 7.1 Thesurfaceofthecold-nishedpartshallbefreeofoxides,grease,oil,residuallubricants,inclusions,andotherextraneous material
15、s. 7.2 Surface defects such as folds, cracks, seams, slivers, and blisters shall be cause for rejection. 7.3 Surface roughness shall be per ANSI B46.1 not to exceed 0.81 m rms.rms (32 in. rms). 8. Sampling 8.1 Asampling plan to meet the acceptance criteria shall be agreed to between the buyer and th
16、e seller. Samples for chemical analysis shall be taken after completion of all hot-working operations. Recommended Practice E105 is referenced as a guide. 8.2 The sample shall be sufficient to perform quality control tests, acceptance tests and referee tests, as necessary. 8.2.1 Quality control test
17、s, 8.2.2 Acceptance tests, and 8.2.3 Referee tests. 9. Methods of Chemical Analysis 9.1 Use analytical chemistry methods in accordance with Test Method C760 or demonstrated alternate methods agreed upon between the buyer and the seller. 10. Inspection and Certication 10.1 Each part shall be visually
18、 inspected for cleanliness and the absence of defects. 10.2 Each part shall be inspected for dimensions as specied in the purchase order. 10.3 The seller shall furnish the buyer with certicates of tests showing the results of testing and inspection performed on each lot prior to shipment. 10.4 Data
19、retention requirement shall be agreed upon between the buyer and seller. 11. Rejection and Rehearing 11.1 Rejectionofalotorapartforfailuretomeetthisspecicationshallbereportedbythebuyertothesellerwithin60calendar days. Rejected material may be returned to the seller at the sellers expense, unless the
20、 buyer receives, within 3 weeks of notice of rejection, other instructions for disposition. 12. Packaging and Package Marking 12.1 Each part shall be individually wrapped or bagged and packed in low-sulfer, halogen-free suitable containers to prevent damage and contamination during shipment and stor
21、age. 12.2 The seller will be responsible for designing the shipping container to assure cleanliness, to provide adequate protection against damage during transportation, and to assure reasonable ease of unpackaging. 12.3 Each container shallmay contain material from only one lot and shall be clearly
22、 up to two lots if they are clearly separated andmarkedwiththefollowing:purchaseordernumber,purchaseorderspecications,gross,net,andtareweights,lotnumber,and manufacturers alloy designation. C752 13 213. Quality Assurance 13.1 Qualityassurancerequirementsshallbeagreeduponbetweenthebuyerandthesellerwh
23、enspeciedinthepurchaseorder. Code of Federal Regulations, Title 10 Part 50 Appendix B and ASME NQA-1 are referenced as guides. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. Users of this standard are
24、 expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. Thisstandardissubjecttorevisionatanytimebytheresponsibletechnicalcommitteeandmustbereviewedeveryveyearsand ifnotrevised,eitherreapprove
25、dorwithdrawn.Yourcommentsareinvitedeitherforrevisionofthisstandardorforadditionalstandards and should be addressed toASTM International Headquarters.Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. If you feel that your comme
26、nts have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. This standard is copyrighted byASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA19428-2959, United States. Individual reprints (single or
27、multiple copies) of this standard may be obtained by contacting ASTM at the above address 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/). C752 13 3
