1、Designation: B829 18Standard Specification forGeneral Requirements for Nickel and Nickel AlloysSeamless Pipe and Tube1This standard is issued under the fixed designation B829; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the yea
2、r 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. Scope*1.1 This specification contains various requirements that,with the exception of Sections 5 and 10, are mandatoryrequ
3、irements to the following ASTM nickel and nickel alloy,seamless pipe and tube specifications:Title of SpecificationASTMDesignation2Nickel Seamless Pipe and Tube B161Seamless Nickel and Nickel Alloy, Condenser and Heat Ex-changer TubesB163Nickel-Copper Alloy (UNS N04400) Seamless Pipe and Tube B165Ni
4、ckel-Chromium-Iron Alloys (UNS N06600, N06601, andN06690) Seamless Pipe and TubeB167Nickel-Iron-Chromium Alloy Seamless Pipe and Tube B407Nickel-Iron-Chromium-Molybdenum-Copper Alloy (UNS N08825and N08221) Seamless Pipe and TubeB423Nickel-Chromium-Molybdenum-Columbium Alloys (UNSN06625) Pipe and Tub
5、eB444Nickel-Chromium-Iron-Columbium-Molybdenum-Tungsten Alloy(UNS N06102) Seamless Pipe and TubeB445Nickel-Iron-Chromium-Silicon Alloys (UNS N08330 and UNSN08332) Seamless PipeB535Copper-Beryllium Alloy Forgings and Extrusion B570Seamless Nickel and Nickel-Cobalt Alloy Pipe and Tube B622UNS N08028 S
6、eamless Tubes B668UNS N08904, UNS N08925 and UNS N08926 Seamless Pipeand TubeB677Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 andUNS N08367) Seamless Pipe and TubeB690Ni-Cr-Mo-Co-W-Fe-Si Alloy (UNS N06333) Seamless Pipe andTubeB722Seamless UNS N08020, UNS N08026, and UNS N08024Nickel-Alloy Pip
7、e and TubeB7291.2 One or more of the test requirements of Section 5 applyonly if specifically stated in the product specification or in thepurchase order.1.3 In case of conflict between a requirement of the productspecification and a requirement of this general specification,only the requirement of
8、the product specification needs to besatisfied.1.4 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.1.5 The following safety hazards cavea
9、t pertains only to thetest requirements portion, Section 5, of this specification: Thisstandard does not purport to address all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to become familiar with all hazards includingthose identified i
10、n the appropriate Safety Data Sheet (SDS) forthis product/material as provided by the manufacturer, toestablish appropriate safety, health, and environmentalpractices, and determine the applicability of regulatory limi-tations prior to use.1.6 This international standard was developed in accor-dance
11、 with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Stand
12、ards:2B880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Alloys andCobalt AlloysE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test D
13、ata toDetermine Conformance with SpecificationsE39 Methods for Chemical Analysis of Nickel (Withdrawn1995)3E76 Test Methods for Chemical Analysis of Nickel-CopperAlloys (Withdrawn 2003)31This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the dire
14、ct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved Nov. 1, 2018. Published December 2018. Originallyapproved in 1992. Last previous edition approved in 2017 as B829 04a (2017).DOI: 10.1520/B0829-18.2For referenced ASTM standards, visit the
15、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.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr
16、 Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recomme
17、ndations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.1E112 Test Methods for Determining Average Grain SizeE213 Practice for Ultrasonic Testing of Metal Pipe andTubingE426 Practice for Electromagnetic (Eddy Current) Examina-tion of Seamless and Welded Tubular Pr
18、oducts, Titanium,Austenitic Stainless Steel and Similar AlloysE571 Practice for Electromagnetic (Eddy-Current) Examina-tion of Nickel and Nickel Alloy Tubular ProductsE1473 Test Methods for Chemical Analysis of Nickel, Co-balt and High-Temperature Alloys2.2 ANSI Standards:4B1.20.1 Pipe ThreadsB36.10
19、 Welded and Seamless Wrought Steel PipeB36.19 Stainless Steel Pipe3. Terminology3.1 Definitions:3.1.1 average diameter, nthe average of the maximum andminimum outside diameters, as determined at any one crosssection of the pipe or tube.3.1.2 nominal wall, na specified wall thickness with a plusor mi
20、nus tolerance from the specified thickness.3.1.3 seamless pipe, na round hollow produced with acontinuous periphery in all stages of manufacture, and pro-duced to the particular dimensions commercially known aspipe sizes (NPS).3.1.4 seamless tube, na tube produced with a continuousperiphery in all s
21、tages of the operation.3.1.5 thin wall tube, ntube with specified wall thickness3 % or less of the specified outside diameter.4. Chemical Composition4.1 In case of disagreement, the chemical composition shallbe determined in accordance with the following methods.UNS No. Prefixes ASTM MethodN02 E39N0
22、4 E76N06, N08 E14734.2 The ladle analysis of the material shall conform to thechemical requirements prescribed by the individual productspecification.4.3 The product (check) analysis of the material shall meetthe requirements for the ladle analysis within the tolerancelimits prescribed in Specificat
23、ion B880.5. Test Requirements5.1 Flare TestThe flare test shall consist of flaring a testspecimen with an expanding tool having an included angle of60 until the specified outside diameter has been increased by30 %. The flared specimen shall not exhibit cracking throughthe wall.5.2 Hydrostatic TestEa
24、ch pipe or tube shall be tested bythe manufacturer to an internal hydrostatic pressure of 1000 psi(6.9 MPa) provided that the fiber stress, calculated from thefollowing equation, does not exceed the allowable fiber stressfor the material:P 5 2St/D (1)where:P = hydrostatic test pressure, psi (MPa),S
25、= allowable fiber stress, for material in the condition(temper) furnished as specified in the product specifi-cation (S is calculated as the lower of23 of the specifiedminimum 0.2 % offset yield strength or14 of thespecified minimum ultimate strength for the material),t = minimum wall thickness perm
26、itted, in. (mm), includingminus tolerance, if any, andD = nominal outside diameter of the pipe or tube, in. (mm).5.2.1 The test pressure must be held for a minimum of 5 s.NOTE 1Testing at a pressure greater than 1000 psi may be performedupon agreement between purchaser and manufacturer provided that
27、 theallowable fiber stress is not exceeded.5.2.2 If any pipe or tube shows leaks during hydrostatictesting, it shall be rejected.5.3 Nondestructive Electric Test:5.3.1 Eddy Current TestingTesting shall be conducted inaccordance with Practices E426 or E571. The eddy currentexamination reference in th
28、is specification has the capability ofdetecting significant discontinuities, especially of the short,abrupt type.5.3.1.1 Unless otherwise specified by the purchaser, thecalibration standard shall contain, at the option of themanufacturer, any one of the following discontinuities toestablish a minimu
29、m sensitivity level for rejection.5.3.1.2 Drill HoleA hole not larger than 0.031 in. (0.79mm) diameter shall be drilled radially and completely throughthe wall, care being taken to avoid distortion of the materialwhile drilling.5.3.1.3 Transverse Tangential NotchUsing a round file ortool with a14 in
30、. (6 mm) diameter, a notch shall be filed ormilled on the tube or pipe outside diameter tangential to thesurface and transverse to the longitudinal axis of the material.Said notch shall have a depth not exceeding 12.5 % of thespecified wall thickness of the material, or 0.004 in. (0.10 mm),whichever
31、 is greater.5.3.2 Ultrasonic TestingTesting shall be conducted inaccordance with Practice E213. The ultrasonic examinationreferred to in this specification is intended to detect longitudi-nal discontinuities having a reflective area similar to or largerthan the calibration reference notches specifie
32、d in 5.3.2.1. Theexamination may not detect circumferentially oriented imper-fections or short, deep defects.5.3.2.1 For ultrasonic testing, longitudinal calibrationnotches shall be machined on the outside and inside diametersurfaces. The depth of the notches shall not exceed 12.5 % ofthe specified
33、wall thickness or 0.004 in. (0.10 mm), whicheveris greater.5.3.3 Calibration FrequencyThe frequency of calibrationchecks shall be as follows:3The last approved version of this historical standard is referenced onwww.astm.org.4Available from American National Standards Institute (ANSI), 25 W. 43rd St
34、.,4th Floor, New York, NY 10036, http:/www.ansi.org.B829 1825.3.3.1 At the beginning of each production run or lot.5.3.3.2 At least every four hours during testing.5.3.3.3 At the end of each production run or lot.5.3.3.4 After any suspected equipment malfunction or workstoppage.5.3.3.5 If, during an
35、y check, the equipment fails to detectthe calibration defects, the instrument must be recalibrated andall material tested since the last satisfactory check shall beretested.5.3.4 Acceptance and RejectionMaterial producing a sig-nal equal to or greater than the calibration defect shall besubject to r
36、ejection.5.3.4.1 Test signals produced by imperfections that cannotbe identified or produced by cracks or crack-like imperfectionsshall result in rejection of the pipe or tube, subject to reworkand retest.5.3.4.2 If the imperfection is judged as not fit for use, thetube shall be rejected, but may be
37、 reconditioned and retestedproviding the wall thickness requirements are met. To beaccepted, retested material shall meet the original electric testrequirements.5.3.4.3 If the imperfection is explored to the extent that itcan be identified, and the pipe or tube is determined to be fit foruse, the ma
38、terial may be accepted without further testing,providing the imperfection does not encroach on minimumwall thickness requirements.5.4 When specified by the purchaser, a nondestructiveelectric test, in accordance with Practices E213, E426,orE571,may be used for seamless pipe or tube, instead of thehy
39、drostatic test.5.5 Tension TestTension testing shall be conducted inaccordance with Test Methods E8/E8M.5.5.1 The material shall conform to the tensile propertiesprescribed in the individual product specification.5.6 Hardness TestHardness testing shall be conducted inaccordance with Test Methods E18
40、.5.7 Grain SizeThe measurement of average grain sizemay be carried out by the planimetric method, the comparisonmethod, or the intercept method described in Test MethodsE112. In case of dispute, the “referee” method for determiningaverage grain size shall be the intercept method.5.8 For purposes of
41、determining compliance with the speci-fied limits for requirements of the properties listed in thefollowing table, an observed value or a calculated value shallbe rounded in accordance with the rounding method of PracticeE29:RequirementsRounded Unit for Observedor Calculated ValueChemical compositio
42、n andtolerancesnearest unit in the last right-hand placeof figures of the specified limitTensile strength and yield strength nearest 1000 psi (7 MPa)Elongation nearest 1 %Grain size0.0024 in. (0.060 mm) or larger nearest multiple of 0.0002 in. (0.005 mm)Less than 0.0024 in. (0.060 mm) nearest multip
43、le of 0.0001 in. (0.002 mm)6. Dimensions and Permissible Variations6.1 Dimensions of pipe are shown in Table 1.6.1.1 Permissible variations in outside diameter and wallthickness are shown in Table 2, Table 3, and Table 4.6.2 LengthWhen material is ordered as cut-to-length, thelength shall conform to
44、 the permissible variations prescribed inTable 5. When material is ordered to random lengths, thelengths and variations shall be agreed upon between themanufacturer and purchaser.6.3 StraightnessMaterial shall be reasonably straight andfree of bends and kinks.6.4 EndsEnds shall be plain cut and debu
45、rred.7. Workmanship, Finish, and Appearance7.1 The material shall be uniform in quality and temper,smooth, and free from imperfections that would render it unfitfor use.8. Sampling8.1 Lot Definition:8.1.1 A lot for chemical analysis shall consist of one heat.8.1.2 A lot for all other testing shall c
46、onsist of all materialfrom the same heat, nominal size (excepting length), andcondition (temper). When final heat treatment is in a batch-typefurnace, a lot shall include only those pipes or tubes of thesame size and the same heat that are heat-treated in the samefurnace charge. When heat treatment
47、is in a continuousfurnace, a lot shall include all pipes or tubes of the same sizeand heat, heat-treated in the same furnace at the sametemperature, time at temperature, and furnace speed during oneproduction run. At no time shall a lot consist of more than20 000 lb (9100 kg).8.1.2.1 Where material
48、cannot be identified by heat, a lotshall consist of not more than 500 lb (227 kg) of material of thesame alloy in the same condition (temper) and nominal size(excepting length).NOTE 2For tension, hardness, grain size, and flare test requirements,the term lot applies to all lengths prior to cutting.8
49、.2 Test Material Selection:8.2.1 Chemical AnalysisRepresentative samples fromeach lot shall be taken during pouring or subsequent process-ing.8.2.2 Mechanical and Other PropertiesSamples of thematerial to provide test specimens for mechanical and otherproperties shall be taken from such locations in each lot as tobe representative of that lot. Test specimens shall be taken frommaterial in the final condition (temper).9. Retests and Retreatment9.1 RetestsIf the results of the mechanical tests of anygroup or lot do not conform to the requirements specified
