1、Designation: B 335 03Standard Specification forNickel-Molybdenum Alloy Rod1This standard is issued under the fixed designation B 335; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parenthese
2、s indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope1.1 This specification2covers rod of nickel-molybdenumalloys (UNS N10001, N10
3、665, N10675, N10629, andN10624)* as shown in Table 1, for use in general corrosiveservice.1.2 The following products are covered under this specifi-cation:1.2.1 Rods516 to34 in. (7.94 to 19.05 mm) excl in diameter,hot or cold finished, solution annealed and pickled or mechani-cally descaled.1.2.2 Ro
4、ds34 to 312 in. (19.05 to 88.9 mm) incl in diameter,hot or cold finished, solution annealed, ground or turned.1.3 The values stated in inch-pound units are to be regardedas the standard.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is th
5、eresponsibility 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 pro-vided by the manufacturer, to establish appropriate safety andhealth practices, and determine the applicability of
6、regulatorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:B 880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Alloys andCobalt Alloys3E 8 Test Methods for Tension Testing of Metallic Materials4E 29 Practice for Using Significant Digits
7、 in Test Data toDetermine Conformance with Specifications5E 55 Practice for Sampling Wrought Nonferrous Metals andAlloys for Determination of Chemical Composition6E 1473 Test Methods for Chemical Analysis of Nickel,Cobalt, and High-Temperature Alloys63. Terminology3.1 Definitions of Terms Specific t
8、o This Standard:3.1.1 roda product of round solid section furnished instraight lengths.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for material ordered under this1This specification is under the jurisdiction of ASTM Committee B02
9、 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved June 10, 2003. Published July 2003. Originallyapproved in 1958. Last previous edition approved in 1998 as B 335 - 98.2For ASME Boiler and Pres
10、sure Vessel Code applications see related Specifi-cation SB-335 in Section II of that Code.* New designation established in accordance with ASTM E 527 and SAE J1086,Recommended Practice for Numbering Metals and Alloys (UNS).3Annual Book of ASTM Standards, Vol 02.04.4Annual Book of ASTM Standards, Vo
11、l 03.01.5Annual Book of ASTM Standards, Vol 14.02.6Annual Book of ASTM Standards, Vol 03.05.TABLE 1 Chemical RequirementsElementComposition Limits, %AlloyN10001AlloyN10665AlloyN10675AlloyN10629AlloyN10624Nickel remainderAremainderA65.0 min remainderABalMolybdenum 26.030.0 26.030.0 27.032.0 26.030.0
12、21.0-25.0Iron 4.06.0 2.0 max 1.03.0 1.06.0 5.0-8.0Chromium 1.0 max 1.0 max 1.03.0 0.51.5 6.0-10.0Carbon,max0.05 0.02 0.01 0.01 0.01Silicon, max 1.0 0.10 0.10 0.05 0.10Cobalt, max 2.5 1.00 3.0 2.5 1.0Manganese,max1.0 1.0 3.0 1.5 1.0Phosphorus,max0.04 0.04 0.030 0.04 0.025Sulfur, max 0.03 0.03 0.010 0
13、.01 0.01Vanadium 0.20.4 . 0.20 max . .Nickel plusMolybdenum. . 94.098.0 .Aluminum . . 0.50 max 0.10.5 0.5Columbium(Nb), max. . 0.20 .Copper, max . . 0.20 0.5 0.5Tantalum,max. . 0.20 .Titanium,max. . 0.20 .Tungsten,max. . 3.0 .Zirconium,max. . 0.10 .Magnesium,max. . . . .ASee 12.11Copyright ASTM Inte
14、rnational, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.specification. Examples of such requirements include, but arenot limited to the following:4.1.1 AlloyTable 1.4.1.2 DimensionsNominal diameter and length. Theshortest usable multiple length shall be specifi
15、ed (Table 2).4.1.3 CertificationState if certification or a report of testresults is required (Section 16).4.1.4 Purchaser InspectionState which tests or inspec-tions are to be witnessed (Section 13).4.1.5 Samples for Product (Check) AnalysisState whethersamples should be furnished (9.2.2).5. Chemic
16、al Composition5.1 The material shall conform to the composition limitsspecified in Table 1.5.2 If a product (check) analysis is made by the purchaser,the material shall conform to the requirements specified inTable 1 subject to the permissible tolerances in B 880.6. Mechanical Properties and Other R
17、equirements6.1 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 diameter shall be as prescribed in Table 2.7.2 Out of RoundnessThe permissible variat
18、ion in round-ness shall be as prescribed in Table 2.7.3 Machining AllowancesWhen the surfaces of finishedmaterial are to be machined, the following allowances aresuggested for normal machining operations.7.3.1 As-finished (Annealed and Descaled)For diametersof516 to1116 in. (7.94 to 17.46 mm) incl.,
19、 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
20、in Table 4.Where rods are ordered in multiple lengths, a14-in. (6.35-mm)length addition shall be allowed for each uncut multiple length.7.5 Ends:7.5.1 Rods ordered to random or nominal lengths shall befurnished with either cropped or sawed ends.7.5.2 Rods ordered to cut lengths shall be furnished wi
21、thsquare saw-cut or machined ends.7.6 WeightFor calculations of mass or weight, the follow-ing densities shall be used:DensityAlloy lb/in3g/cm3N10001 0.334 9.24N10665 0.333 9.22N10675 0.333 9.22N10629 0.333 9.22N10624 0.322 8.97.7 StraightnessThe maximum curvature (depth of chord)shall not exceed 0.
22、050 in. multiplied by the length of the chordin feet (0.04 mm multiplied by the length in centimetres).8. Workmanship, Finish, and Appearance8.1 The material shall be uniform in quality and condition,smooth, and free of injurious imperfections.9. Sampling9.1 Lots for Chemical Analysis and Mechanical
23、 Testing:9.1.1 A lot for chemical analysis shall consist of one heat.9.1.2 A lot of bar for mechanical testing shall be defined asthe material from one heat in the same condition and specifieddiameter.9.2 Sampling for Chemical Analysis:9.2.1 A representative sample shall be obtained from eachheat du
24、ring pouring or subsequent processing.9.2.2 Product (check) analysis shall be wholly the respon-sibility of the purchaser.9.3 Sampling for Mechanical Testing:9.3.1 A representative sample shall be taken from each lot offinished material.10. Number of Tests and Retests10.1 Chemical AnalysisOne test p
25、er heat.10.2 Tension TestsOne test per lot.10.3 RetestsIf the specimen used in the mechanical test ofany lot fails to meet the specified requirements, two additionalspecimens shall be taken from different sample pieces andtested. The results of the tests on both of these specimens shallmeet the spec
26、ified requirements.11. Specimen Preparation11.1 Tension test specimens shall be taken from materialafter final heat-treatment and tested in the direction of fabri-cation.11.2 Tension test specimens shall be any of the standard orsubsized specimens shown in Test Methods E 8.11.3 In the event of disag
27、reement, the referee specimenshall be the largest possible round specimen shown in TestMethods E 8.TABLE 2 Permissible Variations in Diameter and Out-of-Roundness of Finished RodsSpecified Diameter,in. (mm)Permissible Variations, in. (mm)Diameter Out of Roundness,maxPlus MinusHot-Finished, Annealed,
28、 and Descaled Rods516 to716 (7.9411.11), incl 0.012 (0.30) 0.012 (0.30) 0.018 (0.46)Over716 to58 (11.1115.87), incl 0.014 (0.36) 0.014 (0.36) 0.020 (0.51)Over58 to34 (15.8719.05), excl 0.016 (0.41) 0.016 (0.41) 0.024 (0.61)Hot-Finished, Annealed, and Ground or Turned Rods34 to 312 (19.0588.9), incl
29、0.010 (0.25) 0 0.008 (0.20)B33503212. Test Methods12.1 The chemical composition and mechanical propertiesof the material as enumerated in this specification shall bedetermined, in case of disagreement, in accordance with thefollowing ASTM methods:12.1.1 Chemical AnalysisTest Methods E 1473. For ele-
30、ments not covered by Test Methods E 1473, the referee methodshall be as agreed upon between the manufacturer and thepurchaser. The nickel composition shall be determined arith-metically by difference.12.1.2 Tension TestTest Methods E 8.12.1.3 Method of SamplingPractice E 55.12.1.4 Determining Signif
31、icant PlacesPractice E 29.12.2 For purposes of determining compliance with thelimits in this specification, an observed value or a calculatedvalue shall be rounded as indicated below, in accordance withthe rounding method of Practice E 29:RequirementsRounded Unit for Observed orCalculated ValueChemi
32、cal composition and tolerance Nearest unit in the last right-handplace of figures of the specifiedlimitTensile strength and yield strength nearest 1000 psi (7 MPa)Elongation nearest 1 %13. Inspection13.1 Inspection of the material shall be made as agreed uponby the manufacturer and the purchaser as
33、part of the purchasecontract.14. Rejection and Rehearing14.1 Material tested by the purchaser that fails to conform tothe requirements of this specification may be rejected. Rejec-tion should be reported to the producer or supplier promptlyand in writing. In case of dissatisfaction with the results
34、of thetest, the producer or supplier may make claim for a rehearing.15. Certification15.1 When specified in the purchase order or contract, amanufacturers certification shall be furnished to the purchaserstating that material has been manufactured, tested, and in-spected in accordance with this spec
35、ification, and that the testresults on representative samples meet specification require-ments. When specified in the purchase order or contract, areport of the test results shall be furnished.16. Product Marking16.1 Each piece of material12 in. (12.7 mm) and over indiameter shall be marked with the
36、 specification number, alloy,heat number, manufacturers identification, and size. Themarkings shall have no deleterious effect on the material or itsperformance and shall be sufficiently stable to withstandnormal handling.16.2 Each bundle or shipping container shall be markedwith the name of the mat
37、erial; this specification number; alloy;the size; gross, tare, and net weight; consignor and consigneeaddress; contract or order number; and such other informationas may be defined in the contract or order.17. Keywords17.1 rod; N10001; N10624; N10629; N10665; N10675TABLE 3 Mechanical PropertiesAlloy
38、 Thickness, in. (mm)Tensile Strength,min, psi (MPa)Yield Strength(0.2 % Offset),min, psi (MPa)Elongation in 2in. (50 mm) or4DA, min %Rockwell Hardness,maxN10001516 to 112 (7.94 to 38.1) incl 115 000 (795) 46 000 (315) 35Over 112 to 312 (38.1 to 88.9) incl 100 000 (690) 46 000 (315) 30N10665516 to 31
39、2 (7.94 to 88.9) incl 110 000 (760) 51 000 (350) 40N10675516 to 312 (7.94 to 88.9) incl 110 000 (760) 51 000 (350) 40N10629516 to 312 (7.94 to 88.9) incl 110 000 (760) 51 000 (350) 40 100 HRBN10624516 to 312 in. (7.94 to 88.9 mm), incl 104 000 (720) 46 000 (320) 40 100 HRBAD refers to the diameter o
40、f the tension specimen.TABLE 4 Permissible Variations in Length of RodsRandom milllengths2 to 12 ft (610 to 3660 mm) long with not more than 25weight % under 4 ft (1.22 m).Multiple lengths Furnished in multiples of a specified unit length, within thelength limits indicated above. For each multiple,
41、anallowance of14 in. (6.35 mm) shall be made for cutting,unless otherwise specified. At the manufacturers option,individual specified unit lengths may be furnished.Nominal lengths Specified nominal lengths having a range of not less than2 ft (610 mm) with no short lengths allowed.Cut lengths A speci
42、fied length to which all rods shall be cut with apermissible variation of +18 in. (3.17 mm) 0.B335033APPENDIX(Nonmandatory Information)X1. HEAT TREATMENTX1.1 Proper heat treatment during or subsequent to fabri-cation is necessary for optimum performance, and themanufacturer shall be consulted for de
43、tails.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any 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 right
44、s, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical 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 s
45、tandardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at 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 C
46、ommittee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, 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).B335034
