ASTM B863-2008 Standard Specification for Titanium and Titanium Alloy Wire.pdf

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1、Designation: B 863 08Standard Specification forTitanium and Titanium Alloy Wire1This standard is issued under the fixed designation B 863; 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 paren

2、theses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers titanium and titanium alloywire as follows:1.1.1 Grade 1Unalloyed titanium, low oxygen,1.1.2 Grade 2Unalloyed titanium, stan

3、dard oxygen,1.1.2.1 Grade 2HUnalloyed titanium (Grade 2 with 58ksi minimum UTS),1.1.3 Grade 3Unalloyed titanium, medium oxygen,1.1.4 Grade 4Unalloyed titanium, high oxygen,1.1.5 Grade 5Titanium alloy (6 % aluminum, 4 % vana-dium),1.1.6 Grade 6Titanium alloy (5 % aluminum, 2.5 % tin),1.1.7 Grade 7Una

4、lloyed titanium plus 0.12 to 0.25 %palladium, standard oxygen,1.1.7.1 Grade 7HUnalloyed titanium plus 0.12 to 0.25 %palladium (Grade 7 with 58 ksi minimum UTS),1.1.8 Grade 9Titanium alloy (3 % aluminum, 2.5 % va-nadium),1.1.9 Grade 11Unalloyed titanium plus 0.12 to 0.25 %palladium, low oxygen,1.1.10

5、 Grade 12Titanium alloy (0.3 % molybdenum,0.8 % nickel),1.1.11 Grade 13Titanium alloy (0.5 % nickel, 0.05 %ruthenium),1.1.12 Grade 14Titanium alloy (0.5 % nickel, 0.05 %ruthenium),1.1.13 Grade 15Titanium alloy (0.5 % nickel, 0.05 %ruthenium),1.1.14 Grade 16Unalloyed titanium plus 0.04 to 0.08 %palla

6、dium, standard oxygen,1.1.14.1 Grade 16HUnalloyed titanium plus 0.04 to0.08 % palladium (Grade 16 with 58 ksi minimum UTS),1.1.15 Grade 17Unalloyed titanium plus 0.04 to 0.08 %palladium, low oxygen,1.1.16 Grade 18Titanium alloy (3 % aluminum, 2.5 %vanadium) plus 0.04 to 0.08 % palladium,1.1.17 Grade

7、 19Titanium alloy (3 % aluminum, 8 %vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum),1.1.18 Grade 20Titanium alloy (3 % aluminum, 8 %vanadium, 6 % chromium, 4 % zirconium, 4 % molybdenum)plus 0.04 to 0.08 % palladium,1.1.19 Grade 21Titanium alloy (15 % molybdenum, 3 %aluminum, 2.7 % niobium, 0

8、.25 % silicon),1.1.20 Grade 23Titanium alloy (6 % aluminum, 4 %vanadium with extra low interstitial elements, ELI),1.1.21 Grade 24Titanium alloy (6 % aluminum, 4 %vanadium) plus 0.04 % to 0.08 % palladium,1.1.22 Grade 25Titanium alloy (6 % aluminum, 4 %vanadium) plus 0.3 to 0.8 % nickel and 0.04 to

9、0.08 %palladium,1.1.23 Grade 26Unalloyed titanium plus 0.08 to 0.14 %ruthenium,1.1.23.1 Grade 26HUnalloyed titanium plus 0.08 to0.14 % ruthenium (Grade 26 with 58 ksi minimum UTS),1.1.24 Grade 27Unalloyed titanium plus 0.08 to 0.14 %ruthenium,1.1.25 Grade 28Titanium alloy (3 % aluminum, 2.5 %vanadiu

10、m) plus 0.08 to 0.14 % ruthenium,1.1.26 Grade 29Titanium alloy (6 % aluminum, 4 %vanadium with extra low interstitial elements, ELI) plus 0.08 to0.14 % ruthenium,1.1.27 Grade 32Titanium alloy (5 % aluminum, 1 % tin,1 % vanadium, 1 % zirconium, 0.8 % molybdenum),1.1.28 Grade 33Titanium alloy (0.4 % n

11、ickel, 0.015 %palladium, 0.025 % ruthenium, 0.15 % chromium),1.1.29 Grade 34Titanium alloy (0.4 % nickel, 0.015 %palladium, 0.025 % ruthenium, 0.15 % chromium),1.1.30 Grade 35Titanium alloy (4.5 % aluminum, 2 %molybdenum, 1.6 % vanadium, 0.5 % iron, 0.3 % silicon),1.1.31 Grade 36Titanium alloy (45 %

12、 niobium),1.1.32 Grade 37Titanium alloy (1.5 % aluminum), and1.1.33 Grade 38Titanium alloy (4 % aluminum, 2.5 %vanadium, 1.5 % iron).NOTE 1H grade material is identical to the corresponding numericgrade (that is, Grade 2H = Grade 2) except for the higher guaranteedminimum UTS, and may always be cert

13、ified as meeting the requirementsof its corresponding numeric grade. Grades 2H, 7H, 16H, and 26H areintended primarily for pressure vessel use.1This specification is under the jurisdiction of ASTM Committee B10 onReactive and Refractory Metals and Alloys and is the direct responsibility ofSubcommitt

14、ee B10.01 on Titanium.Current edition approved May 15, 2008. Published June 2008. Originallyapproved in 1995. Last previous edition approved in 2006 as B 863 06a.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.The H grades were added

15、 in response to a user association request basedon its study of over 5200 commercial Grade 2, 7, 16, and 26 test reports,where over 99 % met the 58 minimum UTS.1.2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI u

16、nits that are provided for information onlyand are not considered standard.2. Referenced Documents2.1 ASTM Standards:2E8 Test Methods for Tension Testing of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 120 Test Methods for Chem

17、ical Analysis of Titanium andTitanium Alloys33. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 coils, nwire in coil form with pitch and cast asdescribed by purchaser.3.1.2 straight lengths, nwire in straight lengths, generallymade by straightening wire from coils by the producer

18、.3.1.3 weld wire, nround wire for welding.3.1.4 wire, nrounds, flats, or special shapes from 0.020 in.(0.5 mm) to 0.250 in. (6.4 mm) in thickness or majordimension.4. Product Classification4.1 WireSee 3.1.4.4.2 CoilsCoiled wire may be spooled on spools if re-quired by the user.4.3 Straight LengthsAf

19、ter straightening, it may be neces-sary to perform cleaning or other finishing operations. Straightlengths are normally 10 to 12 ft long (random). Exact lengthsmay be specified by the purchaser when necessary.4.4 Weld WireWeld wire usually has a degree of coldwork to provide sufficient stiffness to

20、feed from spools inautomatic welders. Weld wire is delivered on standard spoolsas described by the user, or in packages of straight lengths formanual welding operations. There are no tensile strengthrequirements for the weld wire; however, the chemical analysisof the wire will conform to Table 1.5.

21、Ordering Information5.1 . Orders for material under this specification shallinclude the following information as applicable:5.1.1 Grade number (Section 1),5.1.2 Product description (Sections 3 and 4),5.1.3 Chemistry (Table 1),5.1.4 Mechanical properties (if applicable, Table 2),5.1.5 Marking and pac

22、kaging (Section 17),5.1.6 Finish (Section 9),5.1.7 Applicable dimensions including size, thickness,width, spool size, coil diameter, and length (exact, random,multiples) or print number,5.1.8 Required reports (Section 16),5.1.9 Special tests or requirements, and5.1.10 Disposition of rejected materia

23、l (Section 15).6. Chemical Composition6.1 The grades of titanium and titanium alloy metal coveredby this specification shall conform to the requirements as tochemical composition prescribed in Table 1.6.1.1 The elements listed in Table 1 are intentional alloyadditions or elements which are inherent

24、to the manufacture oftitanium sponge, ingot or mill product.6.1.1.1 Elements other than those listed in Table 1 aredeemed to be capable of occurring in the grades listed in Table1 by and only by way of unregulated or unanalyzed scrapadditions to the ingot melt. Therefore, product analysis forelement

25、s not listed in Table 1 shall not be required unlessspecified and shall be considered to be in excess of the intentof this specification.6.1.2 Elements intentionally added to the melt must beidentified, analyzed and reported in the chemical analysis.6.2 When agreed upon by the producer and purchaser

26、 andrequested by the purchaser in his written purchase order,chemical analysis shall be completed for specific residualelements not listed in this specification.6.3 Product AnalysisProduct analysis tolerances do notbroaden the specified heat analysis requirements, but covervariations between laborat

27、ories in the measurement of chemi-cal content. The manufacturer shall not ship material which isoutside the limits specified in Table 1 for the applicable grade.Product analysis limits shall be as specified in Table 3.7. Mechanical Requirements7.1 Annealed material supplied under this specification

28、shallconform to the mechanical property requirements given inTable 2, as applicable. Material may be ordered in the coldworked condition to higher ultimate tensile strengths and lowerelongation levels as agreed upon between the supplier and thepurchaser.7.2 Tension testing shall be performed in acco

29、rdance withTest Methods E8. Tensile properties shall be determined usinga strain rate of 0.003 to 0.007 in./in./min. (SI equivalentmm/mm/min) through the yield strength, and then the cross-head speed shall be increased so as to produce fracture inapproximately one additional minute.7.2.1 Wire and sh

30、apes with the diameter or smallest dimen-sion between 0.250 and 0.125 in. (6.4 to 3.2 mm) shall have theyield strength determined in accordance with Test MethodsE8, and the elongation measured and reported over 4D (4diameters).7.2.2 Wire and shapes with the diameter or smallest dimen-sion less than

31、0.125 in. (3.2 mm) shall have the elongationdetermined over 2 in. (50.8 mm) unless defined otherwise bythe purchaser. The reported value shall be expressed as apercentage elongation in 1 in. or equivalent.7.3 The yield strength requirements in Table 2 only apply tosizes of 0.125 in. (3.2 mm) and abo

32、ve.2For 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.3Withdrawn.B863082TABLE 1 Chemical RequirementsACompositio

33、n, %ElementGrade 1 Grade 2 Grade 2H Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 7H Grade 9 Grade 11 Grade 12 Grade 13Nitrogen, max 0.03 0.03 0.03 0.05 0.05 0.05 0.03 0.03 0.03 0.03 0.03 0.03 0.03Carbon, max 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08Hydrogen,B,Cmax0.015 0.015

34、0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015Iron, max 0.20 0.30 0.30 0.30 0.50 0.40 0.50 0.30 0.30 0.25 0.20 0.30 0.20Oxygen, max 0.18 0.25 0.25 0.35 0.40 0.20 0.20 0.25 0.25 0.15 0.18 0.25 0.10Aluminum . . . . . 5.56.754.06.0. . 2.53.5. . .Vanadium . . . . . 3.54.5. . . 2.03.0.

35、 . .Tin . . . . . . 2.03.0. . . . . .Ruthenium . . . . . . . . . . . . 0.040.06Palladium . . . . . . . 0.120.250.120.25. 0.120.25. .Cobalt . . . . . . . . . . . . .Molybdenum . . . . . . . . . . . 0.20.4.Chromium . . . . . . . . . . . . .Nickel . . . . . . . . . . . 0.60.90.40.6Niobium . . . . . . .

36、 . . . . . .Zirconium . . . . . . . . . . . . .Silicon . . . . . . . . . . . . .Residuals,D,E,Fmax each0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1Residuals,D,E,Fmax total0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4TitaniumGbalance balance balande balance balance balance balance balanc

37、e balance balance balance balance balanceComposition, %ElementGrade 14 Grade 15 Grade 16 Grade 16H Grade 17 Grade 18 Grade 19 Grade 20 Grade 21 Grade 23 Grade 24 Grade 25Nitrogen, max 0.03 0.05 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.05 0.05Carbon, max 0.08 0.08 0.08 0.08 0.08 0.08 0.05 0.05 0.05

38、0.08 0.08 0.08Hydrogen,B,Cmax0.015 0.015 0.015 0.015 0.015 0.015 0.02 0.02 0.015 0.0125 0.015 0.0125Iron, max 0.30 0.30 0.30 0.30 0.20 0.25 0.30 0.30 0.40 0.25 0.40 0.40Oxygen, max 0.15 0.25 0.25 0.25 0.18 0.15 0.12 0.12 0.17 0.13 0.20 0.20Aluminum . . . . . 2.53.53.04.03.04.02.53.55.56.55.56.755.56

39、.75Vanadium . . . . . 2.03.07.58.57.58.5. 3.54.53.54.53.54.5Tin . . . . . . . . . . . .Ruthenium 0.040.060.040.06. . . . . . . . . .Palladium . . 0.040.080.040.080.040.080.040.08. 0.040.08. . 0.040.080.040.08Cobalt . . . . . . . . . . . .Molybdenum . . . . . . 3.54.53.54.514.016.0. . .Chromium . . .

40、 . . . 5.56.55.56.5. . . .Nickel 0.40.60.40.6. . . . . . . . . 0.30.8Niobium . . . . . . . . 2.23.2. . .Zirconium . . . . . . 3.54.53.54.5. . . .Silicon . . . . . . . . 0.150.25. . .Residuals,D,E,Fmax each0.1 0.1 0.1 0.1 0.1 0.1 0.15 0.15 0.1 0.1 0.1 0.1Residuals,D,E,Fmax total0.4 0.4 0.4 0.4 0.4 0.

41、4 0.4 0.4 0.4 0.4 0.4 0.4TitaniumGbalance balance balance balance balance balance balance balance balance balance balance balanceComposition, %ElementGrade 26 Grade 26H Grade 27 Grade 28 Grade 29 Grade 32 Grade 33 Grade 34 Grade 35 Grade 36 Grade 37 Grade 38Nitrogen, max 0.03 0.03 0.03 0.03 0.03 0.0

42、3 0.03 0.05 0.05 0.03 0.03 0.03B8630838. Dimensions, Weight, and Permissible Variations8.1 SizeTolerances on diameter of titanium and titaniumalloy material covered by this specification shall be as specifiedin Table 4.8.2 WeightThe shipping weight of any item of an orderedsize in any finish conditi

43、on may exceed the theoretical weightby as much as 10 %.9. Workmanship, Finish, and Appearance9.1 Titanium and titanium alloy wire shall be free ofinjurious external and internal imperfections of a nature thatwill interfere with the purpose for which the wire is intended.Material may be furnished as

44、polished, chemically cleaned,ground, or mechanically descaled, and shall have a clean,contamination-free surface.9.1.1 For specific applications, a final sizing draw pass maybe specified, with lubricants to be applied (or allowed toremain) on the wire.10. Chemical Analysis10.1 Samples for chemical a

45、nalysis shall be representativeof the material being tested. The utmost care must be used insampling titanium for chemical analysis because of its greataffinity for elements such as oxygen, nitrogen, and hydrogen.Therefore, in cutting samples for analysis, the operation shouldbe carried out insofar

46、as possible in a dust-free atmosphere.Chips should be collected from clean metal and tools should beclean and sharp. Hydrogen analysis shall be performed on thefinal cleaned wire product.11. Methods of Chemical Analysis11.1 The chemical analysis shall be conducted by thestandard techniques normally

47、utilized by the manufacturer andthe purchaser. In case of disagreement Test Methods E 120shall be used as the referee method, except for carbon andhydrogen, which are not covered in Test Methods E 120.TABLE 1 ContinuedComposition, %ElementGrade 26 Grade 26H Grade 27 Grade 28 Grade 29 Grade 32 Grade

48、33 Grade 34 Grade 35 Grade 36 Grade 37 Grade 38Carbon, max 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.04 0.08 0.08Hydrogen,B,Cmax0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.0035 0.015 0.015Iron, maxor range0.30 0.30 0.20 0.25 0.25 0.25 0.30 0.30 0.200.800.03 0.30 1.21.8Oxygen, max or

49、range0.25 0.25 0.18 0.15 0.13 0.11 0.25 0.35 0.25 0.16 0.25 0.200.30Aluminum . . . 2.53.55.56.54.5-5.5. . 4.05.0. 1.02.03.54.5Vanadium . . . 2.03.03.54.50.6-1.4. . 1.12.1. . 2.03.0Tin . . . . . 0.6-1.4. . . . . .Ruthenium 0.080.140.80.140.080.140.080.140.080.14. 0.02-0.040.02-0.04. . . .Palladium . . . . . . 0.01-0.020.01-0.02. . . .Cobalt . . . . . . . . . . . .Molybdenum . . . . . 0.6-1.2. . 1.52.5. . .Chromium . . . . . . 0.1-0.20.1-0.2. . . .Nickel . . . . . . 0.35-0