ASTM_B_424_-_11_2016.pdf

Designation:B42411(Reapproved 2016)Standard Specification forNi-Fe-Cr-Mo-Cu Alloy(UNS N08825,UNS N08221,andUNS N06845)Plate,Sheet,and Strip1This standard is issued under the fixed designation B424;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 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 U.S.Department of Defense.1.Scope1.1 This specification2covers rolled nickel-iron-chromium-molybdenum-copper alloy(UNS N08825,UNS N08221,andUNS N06845)3plate,sheet,and strip.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,associated with its use.It is theresponsibility of the user of this standard to become familiarwith all hazards including those identified in the appropriateSafety Data Sheet(SDS)for this product/material as providedby the manufacturer,to establish appropriate safety and healthpractices,and determine the applicability of regulatory limi-tations prior to use.2.Referenced Documents2.1 ASTM Standards:4B425 Specification for Ni-Fe-Cr-Mo-Cu Alloy(UNSN08825,UNS N08221,and UNS N06845)Rod and BarB906 Specification for General Requirements for Flat-Rolled Nickel and Nickel Alloys Plate,Sheet,and Strip3.Terminology3.1 Descriptions of Terms Specific to This StandardTheterms given in Table 1 shall apply.4.General Requirements4.1 Material furnished under this specification shall con-form to the applicable requirements of Specification B906.5.Ordering Information5.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for the safe and satisfactoryperformance of material ordered under this specification.Examples of such requirements include,but are not limited to,the following:5.1.1 ASTM designation and year of issue.5.1.2 Alloy name or UNS number.5.1.3 ConditionTable 2 and Appendix X1.5.1.4 FinishAppendix X1.5.1.5 DimensionsThickness,width,and length.5.1.6 Quantity.5.1.7 Optional Requirements:5.1.7.1 Sheet and StripWhether to be furnished in coil,incut straight lengths,or in random straight lengths.5.1.7.2 StripWhether to be furnished with commercial slitedge,square edge,or round edge.5.1.7.3 PlateWhether to be furnished specially flattened(see 8.7);also how plate is to be cut(Table 3).5.1.8 CertificationState if certification is required(Speci-fication B906,section on Material Test Report and Certifica-tion).5.1.9 Samples for Product(Check)AnalysisWhethersamples for product(check)analysis should be furnished(seeSpecification B906,section on Sampling).5.1.10 Purchaser InspectionIf the purchaser wishes towitness tests or inspection of material at the place ofmanufacture,the purchase order must so state,indicatingwhich tests or inspections are to be witnessed(SpecificationB906,section on Inspection).6.Chemical Composition6.1 The material shall conform to the composition limitsspecified in Table 4.6.2 If a product(check)analysis is performed by thepurchaser,the material shall conform to the product(check)analysis per Specification B906.1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved June 1,2016.Published June 2016.Originallyapproved in 1964.Last previous edition approved in 2011 as B424 11.DOI:10.1520/B042411R16.2For ASME Boiler and Pressure Vessel Code applications,see related Specifi-cation SB-424 in Section II of that Code.3New designation established in accordance with ASTM E527 and SAE J1086,Practice for Numbering Metals and Alloys(UNS).4For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 7.Mechanical Properties7.1 Mechanical PropertiesThe material shall conform tothe mechanical properties specified in Table 2.8.Dimensions and Permissible Variations8.1 Thickness and Weight:8.1.1 PlateFor plate up to 2 in.(50.8 mm),inclusive,inthickness,the permissible variation under the specified thick-ness and permissible excess in overweight shall not exceed theamounts prescribed in Specification B906,Permissible Varia-tions in Thickness and Overweight of Rectangular Plates Table.8.1.1.1 For use with Specification B906,Permissible Varia-tions in Thickness and Overweight of Rectan