1、Designation: B 516 03Standard Specification forWelded Nickel-Chromium-Iron Alloy (UNS N06600, UNSN06603, UNS N06025, and UNS N06045) Tubes1This standard is issued under the fixed designation B 516; the number immediately following the designation indicates the year oforiginal adoption or, in the cas
2、e of revision, 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. Scope1.1 This specification covers welded UNS N06600*,N06603, N06025, and N06045 alloy boiler, heat
3、 exchanger,and condenser tubes for general corrosion resisting and low orhigh-temperature service.1.2 This specification covers tubes18 to 5 in. (3.18 to 127mm), inclusive, in outside diameter and 0.015 to 0.500 in. (0.38to 12.70 mm), inclusive, in wall thickness. Table 2 of Speci-fication B 751 lis
4、ts the dimensional requirements of these sizes.Tubes having other dimensions may be furnished providedsuch tubing complies with all other requirements of thisspecification.1.3 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinformation
5、only.1.4 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 for this product/material as
6、pro-vided by the manufacturer, to establish appropriate safety andhealth practices, and determine the applicability of regulatorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:B 751 Specification for General Requirements for Nickeland Nickel Alloy Welded Tube2B 899 Terminology Re
7、lating to Non-ferrous Metals andAlloys23. Terminology3.1 Terms defined in Terminology B 899 shall apply unlessdefined otherwise in this standard.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for the safe and satisfactoryperformance
8、 of material ordered under this specification.Examples of such requirements include, but are not limited to,the following:4.1.1 Quantity (feet or number of lengths),4.1.2 UNS number,4.1.3 Size (outside diameter minimum or average wallthickness),4.1.4 Length (random or specific),4.1.5 Class,4.1.6 AST
9、M designation,4.1.7 Product Analysis State if required,4.1.8 Certification State if a certification or a report of testresults is required, and4.1.9 Purchaser InspectionState which tests or inspec-tions are to be witnessed, if any.5. Material and Manufacture5.1 Tube shall be made from flat-rolled al
10、loy by an auto-matic welding process with no addition or filler metal. Subse-quent to welding and prior to final annealing, the material shallbe cold-worked in either the weld metal only or both weld andbase metal.5.2 Tube shall be furnished with oxide removed. Whenbright annealing is used, descalin
11、g is not necessary.6. Chemical Composition6.1 The material shall conform to the composition limitsspecified in Table 1. One test is required for each lot as definedin Specification B 751.6.2 If a product analysis is performed, it shall meet thechemistry limits prescribed in Table 1, subject to the a
12、nalysistolerances specified in Specification B 751.7. Mechanical Properties and Other Requirements7.1 Mechanical PropertiesThe material shall conform tothe mechanical property requirements specified in Table 2. Onetest is required for each lot as defined in Specification B 751.1This specification is
13、 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 July 10, 2003. Published August 2003. Originallyapproved in 1970. Last previous edition approved
14、in 1998 as B 516 - 98.* New designation established in accordance with ASTM E 527 and SAE J1086,Practice for Numbering Metals and Alloys (UNS).2Annual Book of ASTM Standards, Vol 02.04.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
15、7.2 Flattening Test A flattening test shall be made on eachend of one tube per lot. Superficial ruptures resulting fromsurface imperfections shall not be cause for rejection.7.3 Flange Test A flange test shall be made on each end ofone tube per lot.7.4 Nondestructive Test Requirements:7.4.1 Class 1E
16、ach piece in each lot shall be subject to oneof the following four tests: hydrostatic, pneumatic (air under-water), eddy current, or ultrasonic.7.4.2 Class 2Each piece in each lot shall be subjected toa leak test and an electric test as follows:7.4.2.1 Leak TestHydrostatic or pneumatic (air underwa-
17、ter).7.4.2.2 Electric Test Eddy current or ultrasonic.7.5 The manufacturer shall have the option to test to Class1 or Class 2 and select the nondestructive test methods, if notspecified by the purchaser.8. General Requirements8.1 Material furnished under this specification shall con-form to the appl
18、icable requirements of the current edition ofSpecification B 751 unless otherwise provided herein.9. Keywords9.1 welded tube; N06600; N06603; N06025; N06045ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard
19、. 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 committee and must be reviewed
20、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 a meeting of theresponsible te
21、chnical 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 Drive, PO Box C700, West Conshoh
22、ocken, 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).TABLE 1 Chemical Requirem
23、entsElementCompositionLimits,%N06600 N06603 N06025 N06045NickelA72.0 min Bal Bal 45.0 minChromium 14.0 min 24.026.0 24.026.0 26.029.017.0 maxIron 6.0 min 8.011.0 8.011.0 21.025.010.0 maxManganese 1.0 max 0.15 max 0.15 max 1.0 maxCarbon 0.15 max 20.0-40.0 0.150.25 0.050.12Copper 0.5 max 0.50 max 0.10
24、 max 0.3 maxSilicon 0.5 max 0.50 max 0.5 max 2.53.0Sulfur 0.015 max 0.010 max 0.010 max 0.010 maxAluminum . 2.4-3.0 1.82.4 .Titanium . 0.010.25 0.10.2 .Phosphorus . 0.020 max 0.02 max 0.02 maxZirconium . 0.010.40 0.010.10 .Yttrium . 0.010.15 0.050.12 .Cerium . . . 0.030.09ANickel shall be determined
25、 arithmetically by difference.TABLE 2 Mechanical Property RequirementsAlloyTensile Strengthmin, psi (MPa)Yield Strength0.2 % Offset, min,psi (MPa)Elongation in 2 in.or 50 mm, min, %N06600 80 000 (550) 35 000 (240) 30N06603 94 000 (650) 43 000 (300) 25N06025 98 000 (680) 39 000 (270) 30N06045 90 000 (620) 35 000 (240) 30B516032
