ASTM_B_670_-_07_2013.pdf

Designation:B67007(Reapproved 2013)Standard Specification forPrecipitation-Hardening Nickel Alloy(UNS N07718)Plate,Sheet,and Strip for High-Temperature Service1This standard is issued under the fixed designation B670;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 Department of Defense.1.Scope1.1 This specification covers rolled precipitation hardenablenickel alloy(N07718)*plate,sheet,and strip in the annealedcondition(temper).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 appropriateMaterial Safety Data Sheet(MSDS)for this product/materialas provided by the manufacturer,to establish appropriatesafety and health practices,and determine the applicability ofregulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2B637 Specification for Precipitation-Hardening and ColdWorked Nickel Alloy Bars,Forgings,and Forging Stockfor Moderate or High Temperature ServiceB906 Specification for General Requirements for Flat-Rolled Nickel and Nickel Alloys Plate,Sheet,and StripE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE139 Test Methods for Conducting Creep,Creep-Rupture,and Stress-Rupture Tests of Metallic Materials3.Terminology3.1 Description 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 B906unless otherwise provided herein.5.Ordering Information5.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for material ordered to thisspecification.Examples of such requirements include,but arenot limited to,the following:5.1.1 AlloyName or UNS number(see Table 2).5.1.2 ASTM designation,including year of issue.5.1.3 ConditionSee 7.1 and Appendix X1.5.1.4 FinishSpecification B906 or Appendix 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(see 8.2.1 and 8.3.2).5.1.8 Fabrication DetailsNot mandatory but helpful tothe manufacturer:5.1.8.1 Welding or BrazingProcess to be employed.5.1.8.2 PlateWhether material is to be hot-formed.5.1.9 CertificationState if certification or a report of testresults is required(see Specification B906).5.1.10 Samples for Product(Check)AnalysisWhethersamples should be furnished(see 6.2).5.1.11 Purchaser InspectionIf the purchaser wishes towitness the tests or inspection of material at the place ofmanufacture,the purchase order must so state indicating whichtests or inspections are to be witnessed(see SpecificationB906).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 Feb.1,2013.Published February 2013.Originallyapproved in 1972.Last previous edition approved in 2007 as B670 07.DOI:10.1520/B0670-07R13.*New designation established in accordance with ASTM E527 and SAE J1086,Practice for Numbering Metals and Alloys(UNS).2For 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 6.Chemical Composition6.1 The material shall conform to the requirements as tochemical composition prescribed in Table 2.6.2 If a product(check)analysis is performed by thepurchaser,the material shall conform to the product(check)analysis variations prescribed in Specification B906.7.Mechanical and Other Requirements7.1 Tensile PropertiesThe material after precipitationhardening shall conform to the tensile properties prescribed inTable 3.7.2 Stress-Rupture PropertiesThe material after precipita-tion hardening shall conform to the stress-rupture propertiesprescribed in Table 4.8.Dimensions and Permissible Variatio