1、Designation:B57306(Reapproved 2016)Standard Specification forNickel-Molybdenum-Chromium-Iron Alloys(UNS N10003,N10242)Rod1This standard is issued under the fixed designation B573;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the ye
2、ar 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 Thisspecification2coversnickel-molybdenum-chromium-iron alloys(UNS N10003 and UNS N10242)3rodfor use in general corro
3、sive service.1.2 The following products are covered under this specifi-cation:1.2.1 Rods516to34in.(7.94 to 19.05 mm)excl in diameter,hot or cold finished,annealed,and pickled or mechanicallydescaled.1.2.2 Rods34to 312in.(19.05 to 88.9 mm)incl in diameter,hot or cold finished,annealed,ground,or turne
4、d.1.3 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.1.4 This standard does not purport to address all of thesafety concerns,if any,assoc
5、iated 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
6、 applicability of regulatory limi-tations prior to use.2.Referenced Documents2.1 ASTM Standards:4B880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel,Nickel Alloys andCobalt AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE29 Practice for Using Sign
7、ificant Digits in Test Data toDetermine Conformance with SpecificationsE1473 Test Methods for Chemical Analysis of Nickel,Co-balt and High-Temperature Alloys3.Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 rod,na product of round solid section furnished instraight lengths.4.Orde
8、ring Information4.1 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 tothe following:4.1.1 DimensionsNominal diameter
9、 and length.Theshortest usable multiple length shall be specified(Table 1).4.1.2 CertificationState if certification or a report of testresults is required(Section 15).4.1.3 Purchaser InspectionState which tests or inspec-tions are to be witnessed(Section 13).4.1.4 Samples for Product(Check)Analysis
10、State whethersamples shall be furnished(9.2.2).5.Chemical Composition5.1 The material shall conform to the requirements as tochemical composition prescribed in Table 2.5.2 If a product(check)analysis is made by the purchaser,the material shall conform to the requirements specified inTable 2 subject
11、to the permissible tolerances in SpecificationB880.6.Mechanical Properties and Other Requirements6.1 The mechanical properties of the material at roomtemperature shall conform to those shown in Table 3.7.Dimensions and Permissible Variations7.1 DiameterThe permissible variations from the speci-fied
12、diameter shall be as prescribed in Table 4.1This 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.
13、Originallyapproved in 1972.Last previous edition approved in 2011 as B573 06(2011).DOI:10.1520/B0573-06R16.2For ASME Boiler and Pressure Vessel Code applications see SpecificationSB-573 in Section II of that Code.3New designation established in accordance with Practice E527 and SAE J1086,Recommended
14、 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.Copyright ASTM Inte
15、rnational,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 7.2 Out-of-RoundnessThe permissible variation in round-ness shall be as prescribed in Table 4.7.3 Machining AllowancesWhen the surfaces of finishedmaterial are to be machined,the following allowances aresugges
16、ted for normal machining operations:7.3.1 As-finished(Annealed and Descaled)For diametersof516to1116in.(7.94 to 17.46 mm)incl,an allowance of116in.(1.59 mm)on the diameter should be made for finishmachining.7.4 Length:7.4.1 Unless multiple,nominal,or cut lengths are specified,random mill lengths shall be furnished.7.4.2 The permissible variations in length of multiple,nominal,or cut length rod shall be as prescribed in Table 1.Where rods are ordered in multiple lengths,14in.(6.35 mm)length addit