1、Designation: B 535 06Standard Specification forNickel-Iron-Chromium-Silicon Alloys (UNS N08330 andN08332) Seamless Pipe and Tube1This standard is issued under the fixed designation B 535; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revis
2、ion, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification2covers alloys UNS N08330 andN08332 in the form of hot-finished and cold-finished
3、 seamlesspipe and tube intended for heat resisting applications andgeneral corrosive service.1.2 The values stated in inch-pound units are to be consid-ered as the standard. The values given in parentheses are forinformation only.1.3 This standard does not purport to address all of thesafety concern
4、s, 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 heal
5、th practices, and determine the applicability ofregulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:3B 829 Specification for General Requirements for Nickeland Nickel Alloys Seamless Pipe and TubeB 899 Terminology Relating to Non-ferrous Metals andAlloys3. Terminology3.1 De
6、finitions:3.1.1 Definitions for terms defined in Terminology B 899shall apply unless otherwise defined by the requirements of thisdocument.4. General Requirement4.1 Material furnished under this specification shall con-form to the applicable requirements of Specification B 829unless otherwise provid
7、ed herein.5. Ordering Information5.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for material ordered under thisspecification. Examples of such requirements include, but arenot limited to, the following:5.1.1 Alloy name or UNS number,5.1.2 ASTM designation
8、 and year of issue,5.1.3 Dimensions:5.1.3.1 PipeSpecify standard pipe size and schedule,5.1.3.2 TubeSpecify outside diameter and nominal orminimum wall,5.1.3.3 Length (specific or random),5.1.4 Finish:5.1.4.1 PipeSpecify cold-worked or hot-worked,5.1.4.2 TubeSpecify cold-worked or hot-finished,5.1.5
9、 Quantity (feet or meters or number of pieces),5.1.6 Hydrostatic Test or Nondestructive Electric TestSpecify type of test (see 8.4),5.1.7 CertificationState if certification is required,5.1.8 Samples for Product (Check) AnalysisState whethersamples for product analysis should be furnished, and5.1.9
10、Purchaser InspectionIf purchaser wishes to witnesstests or inspection of material at place of manufacture, thepurchase order must so state indicating which test or inspec-tions are to be witnessed.6. Materials and Manufacture6.1 Heat TreatmentThe material shall be furnished in theannealed condition.
11、 The final heat treatment of UNS N08330shall be 1900F (1040C) minimum. The final heat treatmentof UNS N08332 shall be 2100F (1150C) minimum.7. Chemical Composition7.1 The material shall conform to the composition limitsspecified in Table 1.1This specification is under the jurisdiction of ASTM Commit
12、tee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved Dec. 1, 2006. Published January 2007. Originallyapproved in 1970. Last previous edition approved in 2004 as B 535 04.2For ASME Boiler a
13、nd Pressure Vessel Code applications see related Specifi-cation SB-535 in Section II of that Code.3For 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 Docu
14、ment Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.7.1.1 A chemical analysis shall be made on each lot ofmaterial as described in Spe
15、cification B 829.7.2 If a product (check) analysis is performed by thepurchaser, the material shall conform to the product analysisvariations prescribed in Specification B 829.8. Mechanical and Other Properties8.1 The material shall conform to the mechanical propertieslisted in Table 2.8.1.1 One ten
16、sion test shall be made on each lot of material.8.2 Grain SizeAnnealed alloy UNS N08332 shall con-form to an average grain size of ASTM No. 5 or coarser. Onetest per lot is required.8.3 Flattening TestOne section of pipe or tube per lot, notless than 212 in. (63.5 mm) in length, shall be flattened c
17、oldbetween parallel plates in two steps. During the first step,which is test for ductility, no cracks or breaks on the inside,outside or end surfaces shall occur until the distance betweenthe plates is less than the value H calculates as follows:H 5 1.09 t/0.09 1 t/D! (1)where:H = distance between p
18、arallel plates, in.,t = specified wall thickness, in., andD = nominal outside diameter, in.During the second step, which is a test for soundness, theflattening shall be continued until the specimen breaks or theopposite walls of the pipe or tube meet.8.4 Hydrostatic Test or Nondestructive Electric T
19、est:8.4.1 Each pipe or tube shall be subjected to either thehydrostatic test or to a nondestructive electric test as perprescribed in Specification B 829. The type of test to be usedshall be at the option of the manufacturer, unless specified inthe purchase order.8.4.2 If any tube or pipe shows leak
20、 during hydrostatictesting, it shall be rejected.9. Dimensions and Permissible Variations9.1 The permissible variations in outside diameter for pipe,both cold-finished and hot-finished, are shown in Table 3.Other dimensions and permissible variations are provided inSpecification B 829.10. Keywords10
21、1 high-temperature alloy; seamless pipe; seamless tube;N08330; N08332TABLE 1 Chemical RequirementsElement Composition Limits, %C .AMn 2.00 maxP 0.03 maxS 0.03 maxSi 0.751.50Cr 17.020.0Ni 34.037.0Cu 1.00 maxPb 0.005 maxSn 0.025 maxFe remainderBAAlloy UNS N08330: 0.08 max.Alloy UNS N08332: 0.05 to 0.
22、10.BElement shall be determined arithmetically by difference.TABLE 2 Mechanical PropertiesAlloy ConditionTensile Strength,min, psi (MPa)Yield Strength, 0.2 % offset,min, psi (MPa)Elongation in 2 in. or 50mm, or 4D,min,%HardnessAUNS N08330 annealed 70 000 (483) 30 000 (207) 30 70 to 90 HRBUNS N08332
23、annealed 67 000 (462) 27 000 (186) 30 65 to 88 HRBAHardness values are informative only and not to be construed as the basis for acceptance.TABLE 3 Permissible Variations in Outside Diameter, Hot-Finished and Cold-Finished PipeNominal Pipe Size, in.Permissible Variations in Outside DiameterOver Unde
24、rin. mm in. mm18 to 112 , incl164 0.4132 0.8Over 112 to 4, incl132 0.8132 0.8Over 4 to 8, incl116 1.6132 0.8Over 8 to 18, incl332 2.4132 0.8B535062SUMMARY OF CHANGESCommittee B02 has identified the location of selected changes to this standard since the last issue (B 535 - 04)that may impact the use
25、 of this standard. (Approved December 1, 2006.)(1) Clarifying of the nondestructive electric test in lieu ofhydrostatic test at the option of the manufacturer.(2) Revision of 5.1 and 8.4.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any
26、 item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical
27、committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at
28、 a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor D
29、rive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).B535063
