1、Designation:B71900(Reapproved 2014)Standard Specification forNickel-Chromium-Molybdenum-Cobalt-Tungsten-Iron-Silicon Alloy(UNS N06333)Bar1This standard is issued under the fixed designation B719;the number immediately following the designation indicates the year oforiginal adoption or,in the case of
2、 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.1.Scope1.1 This specification covers wrought alloy UNS N06333 inthe form of hot-finished and cold-finished bars
3、and flatsintended for heat resisting applications and general corrosiveservice.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 Thi
4、s 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
5、 the manufacturer,to establish appropriatesafety and health practices,and determine the applicability ofregulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2B880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel,Nickel Alloys andCobalt Alloy
6、sE8 Test Methods for Tension Testing of Metallic MaterialsE10 Test Method for Brinell Hardness of Metallic MaterialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE140 Hardness Conversion
7、Tables for Metals RelationshipAmong Brinell Hardness,Vickers Hardness,RockwellHardness,Superficial Hardness,Knoop Hardness,Sclero-scope Hardness,and Leeb HardnessE1473 Test Methods for Chemical Analysis of Nickel,Cobalt,and High-Temperature Alloys3.Terminology3.1 Definitions of Terms Specific to Thi
8、s Standard:3.1.1 bars,nmaterial of round,hexagonal,octagonal,orsquare solid section,furnished in straight lengths,14in.(6.35mm)and over in diameter or size.3.1.2 flats,nmaterial14to 10 in.(6.35 to 254 mm),inclusive,in width and 120 in.(3.05 mm)and over inthickness.4.Ordering Information4.1 It is the
9、 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:4.1.1 Alloy name or UNS number.4.1.2 Quantity.4.1.3 ASTM Des
10、ignation and year of issue.4.1.4 Section(round,square,hexagonal,and so forth).4.1.5 Dimensions,including length.4.1.6 Finish,hot or cold.4.1.7 Certificationstate if certification is required(Section16).4.1.8 Samples for Product(Check)AnalysisState whethersamples shall be furnished.4.1.9 Purchaser In
11、spectionIf a purchaser wishes to wit-ness tests or inspections of material at the place ofmanufacture,the purchase order must so state indicating whichtests or inspections are to be witnessed.5.Material and Manufacture5.1 All material shall be furnished in the annealedcondition,except that cold-draw
12、n hexagons may be given acold draw sizing pass subsequent to the final anneal.NOTE1Hot-finished rectangular bar in widths 10 in.(254 mm)andunder may be furnished as hot-finished plate with sheared or cut edges.1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals an
13、d Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved Oct.1,2014.Published October 2014.Originallyapproved in 1983.Last previous edition approved in 2009 as B719 00(2009).DOI:10.1520/B0719-00R14.2For referenced ASTM sta
14、ndards,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-
15、2959.United States1 6.Chemical Requirements6.1 The material shall conform to the requirements as tochemical composition specified in Table 1.6.2 If a product(check)analysis is performed by thepurchaser,the material shall conform to the product(check)analysis variations per Specification B880.7.Mecha
16、nical and Other Requirements7.1 The mechanical properties of the material at roomtemperature shall conform to those shown in Table 2.8.Permissible Variations in Dimensions8.1 All bars shall conform to the permissible variations indimensions specified in Tables 3-8,inclusive.9.Workmanship,Finish,and Appearance9.1 The material shall be uniform in quality and condition,smooth,commercially straight,and free from injurious imper-fections.10.Sampling10.1 Lot Definitions:10.1.1 A lot for chemical analy
