1、Designation: B 386 03Standard Specification forMolybdenum and Molybdenum Alloy Plate,Sheet, Strip, and Foil1This standard is issued under the fixed designation B 386; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last
2、 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 unalloyed molybdenum andmolybdenum alloy plate, sheet, strip, and foil as follows:1.1.1 Molybde
3、num 360Unalloyed vacuum arc-cast mo-lybdenum.1.1.2 Molybdenum 361Unalloyed powder metallurgy mo-lybdenum.1.1.3 Molybdenum Alloy 363Vacuum arc-castmolybdenum-0.5 % titanium-0.1 % zirconium (TZM) alloy.1.1.4 Molybdenum Alloy 364Powder metallurgymolybdenum-0.5 % titanium-0.1 % zirconium (TZM) alloy.1.1
4、.5 Molybdenum 365Unalloyed vacuum arc-cast mo-lybdenum, low carbon.1.1.6 Molybdenum Alloy 366Vacuum arc-castmolybdenum-30 % tungsten alloy.1.1.7 Drawing GradeA drawing grade is defined, whichmay be specified as a separate requirement by the purchaser.1.2 The values stated in inch-pound units are to
5、be regardedas the standard.2. Referenced Documents2.1 ASTM Standards:2E 8 Test Methods for Tension Testing of Metallic MaterialsE 345 Test Methods for Tension Testing of Metallic FoilE 643 Test Method for Ball Punch Deformation of MetallicSheet Material3. Descriptions of Terms Specific to This Stand
6、ard3.1 PlateAny product316 in. or more in thickness.3.2 SheetAny product 0.187 in. (4.75 mm) or less inthickness, to a minimum of 0.005 in. (0.13 mm) in thickness.3.2.1 Standard GradeSheet ordered without additionalrequirements imposed for applications which require drawingto make a product.3.2.2 Dr
7、awing GradeSheet having thickness between0.015 in. (0.38 mm) and 0.060 in. (1.52 mm), intended forapplications which require drawing of the sheet to make aproduct.3.3 StripAny product 0.187 in. (4.75 mm) or less inthickness and less than 5 in. (127 mm) in width.3.4 FoilAny product less than 0.005 in
8、. (0.13 mm) inthickness.4. Ordering Information4.1 Orders for material under this specification shall includethe following information as applicable:4.1.1 Material number and temper designation (Section 1and Table 1),4.1.2 Product form and grade (Section 3),4.1.3 Chemical requirements (Table 2 and T
9、able 3),4.1.4 Mechanical requirements (Section 7 and Table 1),4.1.5 Softening temperature (Section 8),4.1.6 Tolerances (Section 9, Table 4 and Fig. 1),4.1.7 Workmanship and quality level requirements (Section10),4.1.8 Packaging (Section 16),4.1.9 Marking (Section 15),4.1.10 Certification and reports
10、 (Section 14), and4.1.11 Disposition of rejected material (Section 13).5. Materials and Manufacture5.1 The various molybdenum mill products covered by thisspecification shall be formed with the conventional extrusion,forging, or rolling equipment normally found in primaryferrous and nonferrous plant
11、s. The ingot metal for Molybde-num 360 and 365 and Molybdenum Alloys 363 and 366 isvacuum arc-melted in furnaces of a type suitable for reactive,refractory metals and for Molybdenum 361 and MolybdenumAlloy 364, the metal is consolidated by powder metallurgymethods.6. Chemical Composition6.1 The moly
12、bdenum and molybdenum alloy ingots andbillets for conversion to finished products covered by thisspecification shall conform to the requirements of the chemicalcomposition prescribed in Table 2.6.2 Check Analysis:1This specification is under the jurisdiction of ASTM Committee B10 onReactive and Refr
13、actory Metals and Alloys and is the direct responsibility ofSubcommittee B10.04 on Molybdenum and Tungsten.Current edition approved Nov. 1, 2003. Published November 2003. Originallyapproved in 1991. Last previous edition approved in 1991 as B 386 91 (1997).2For referenced ASTM standards, visit the A
14、STM 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.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, Uni
15、ted States.6.2.1 Check analysis is an analysis made by the purchaser orthe manufacturer of the metal after it has been processed intofinished mill forms, and is either for the purpose of verifyingthe composition of a heat or lot or to determine variations in thecomposition within a heat or lot.6.2.2
16、 Check analysis tolerances do not broaden the specifiedheat analysis requirements but cover variations between labo-ratories in the measurement of chemical content.6.2.3 The manufacturer shall not ship material that isoutside the limits specified in Table 2 for the applicable type,with the exception
17、 of oxygen and nitrogen, whose percentagemay vary with the method of fabrication.6.2.4 Check analysis limits shall be as specified in Table 3.7. Mechanical Properties7.1 Material supplied under this specification shall conformto the mechanical property requirements given in Table 1,TABLE 1 Mechanica
18、l RequirementsTypeTemperConditionAThickness, in. (mm)TensileBStrength,min, ksi(MPa)YieldStrength0.2 % Offset,min,ksi (MPa)Elonga-tion in 2in. or 50mm, min,%MinimumBend Ra-dius360, 361, 365SRto 0.001 (0.025) 115 (795) 95 (655) 1 .over 0.001 to 0.002 (0.025 to 0.05) 115 (795) 95 (655) 2 .over 0.002 to
19、 0.003 (0.05 to 0.075) 115 (795) 95 (655) 3 .over 0.003 to 0.004 (0.075 to 0.1) 115 (795) 95 (655) 4 .0.005 to 0.010 (0.13 to 0.25) 110 (760) 90 (620) 5 2tCover 0.010 to 0.020 (0.25 to 0.5) 110 (760) 90 (620) 6 2tover 0.020 to 0.060 (0.5 to 1.5) 105 (725) 85 (585) 10 2tover 0.060 to 0.100 (1.5 to 2.
20、5) 100 (690) 80 (550) 14 2tover 0.100 to 0.187 (2.5 to 4.75) 100 (690) 80 (550) 18 2t316 to12 (4.75 to 12.7)over12 to 1 (12.7 to 25.4)over1to112 (25.4 to 38)100 (690)95 (655)95 (655)80 (550)80 (550)80 (550)102D1D.363, 364 SR 0.010 to 0.025 (0.25 to 0.635) 120 (830) 100 (690) 6 2tover 0.025 to 0.060
21、(0.635 to 1.5) 120 (830) 100 (690) 7 2tover 0.060 to 0.090 (1.5 to 2.3) 120 (830) 100 (690) 9 .over 0.090 to 0.187 (2.3 to 4.75) 120 (830) 100 (690) 10 .316 to12 (4.75 to 12.7)over12 to 1 (12.7 to 25.4)over1to112 (25.4 to 38)120 (830)110 (760)100 (690)100 (690)95 (655)85 (585)10108.360 RX316 to 112
22、(4.75 to 38) 55 (380) 25 (170) 20 .363, 364 RX316 to 112 (4.75 to 38) 75 (515) 45 (310) 10 .ASR = stress-relieved. RX = essentially fully recrystallized.BBoth longitudinal and transverse tests between 65 and 85F (18 and 29C).CMaterial thickness = t.DTransverse elongation variable due to cross rollin
23、g limitations.TABLE 2 Chemical RequirementsElementComposition,%Material Number360 361 363 364 365 366C 0.030 max 0.010 max 0.0100.030 0.0100.040 0.010 max 0.030 maxO, maxA0.0015 0.0070 0.0030 0.030 0.0015 0.0025N, maxA0.002 0.002 0.002 0.002 0.002 0.002Fe, max 0.010 0.010 0.010 0.010 0.010 0.010Ni,
24、max 0.002 0.005 0.002 0.005 0.002 0.002Si, max 0.010 0.010 0.010 0.005 0.010 0.010Ti . . 0.400.55 0.400.55 . .W . . . . . 2733Zr . . 0.060.12 0.060.12 . .Mo balance balance balance balance balance balanceAPending approved methods of analysis, deviations from these limits alone shall not be cause for
25、 rejection.TABLE 3 Permissible Variations in Check AnalysisMaterial No.Check Analy-sis Limits,max or range, %Permissible Vari-ations in CheckAnalysis, %C 360, 363, 364, 366,361, 3650.0100.0400.01060.00560.002OA361360, 363, 365, 3663640.00700.00300.030+10 % relative+10 % relative+10 % relativeNA361,
26、364, 365360, 363, 3660.00200.0010+0.0005+0.0005Fe 360, 361, 363, 364, 365, 366 0.010 +0.001Ni 360, 361, 363, 364, 365, 366 0.005 +0.0005Si 360, 361, 363, 364, 365, 366 0.010 +0.002Ti 363, 364 0.400.55 60.05W 366 27.033.0 61.0Zr 363, 364 0.060.12 60.02ASee Table 2, FootnoteAB386032when tested in the
27、transverse direction to final working at testtemperatures between 65 and 85F (18 and 29C).7.2 Tension test specimens shall be prepared and tested inaccordance with Test Methods E 8 or E 345 for foil. Tensileproperties shall be determined using a strain rate of 0.002 to0.005 in./in.min (or mm/mmmin)
28、through 0.6 % offset and0.02 to 0.05 in/inmin (or mm/mmmin) to fracture.7.3 For sheet and strip, the bend test specimens shallwithstand being bent at a temperature between 65 and 85F (18and 29C) through an angle of 90 or more without fracture.The bend shall be made on a radius equal to that shown in
29、Table 3 for the applicable type. The bend test specimen shall beat least 0.5 in. (12.7 mm) wide and deburred. The speed of theram shall be 5 to 10 in. (127 to 254 mm)/min.7.4 For sheet ordered as drawing grade, ball punch defor-mation tests shall be performed in accordance with TestMethod E 643. Dra
30、wing grade sheet shall meet the require-ments of Fig. 2.8. Softening Temperature8.1 If specified, the material supplied under this specifica-tion shall have mechanical properties not lower than thoseshown in Table 1 after reheating in a protective atmosphere tothe following temperatures for a period
31、 of 30 min.Alloy Type F C360 1650 900361 1650 900363 2100 1150364 2100 1150TABLE 4 Permissible Thickness Variations of Plate, Sheet, Strip and FoilSpecified Width, in. (mm) Specified Thickness, in. (mm)Thickness Tolerance,Ain.(mm)12 (305) and under 0.005 to 0.010 (0.13 to 0.25), inclover 0.010 to 0.
32、020 (0.25 to 0.51), inclover 0.020 (0.51)60.001 (60.0254)60.002 (60.0508)610 %Over 12 to 24 (305 to 610), incl over 0.010 to 0.025 (0.25 to 0.64), inclover 0.025 (0.64)60.0025 (60.0635)610 %Over 24 to 30 (610 to 762), incl over 0.016 to 0.030 (0.41 to 0.76), inclover 0.030 (0.76)60.003 (60.0762)610
33、%Over 30 to 48 (762 to 1219), incl 0.040 (1.02) and over0.1875 (4.762) and over610 %610 %ATolerances for foil shall be as agreed upon between producer and purchaser.FIG. 1 Plate and Sheet Flatness TolerancesFIG. 2 Ball Punch Deformation Requirements for Drawing GradeSheetB386033365 1650 900366 1900
34、10409. Permissible Variations in Dimensions9.1 Thickness tolerances on molybdenum and molybdenumalloy material covered by this specification shall be as specifiedin Table 4.9.2 Width tolerances shall be as agreed upon between themanufacturer and the purchaser. In general, shearing tolerancewill be 6
35、116 in. (61.6 mm) and slitting tolerance will be 6132in. (60.8 mm).9.3 Length and camber tolerances shall be as agreed uponbetween the manufacturer and the purchaser. In general, lengthand camber tolerances will show a maximum deviation of 6116in. (1.6 mm) per foot length.9.4 Flatness tolerances on
36、molybdenum and molybdenumalloy flat products shall be as follows:Flatness De-viation,Thickness, in. (mm) max, %0.005 to 0.187 (0.13 to 4.75) 4316 to12 (4.75 to 12.7) 5Over12 to 1 (over 12.7 to 25.4) 8Over1to112 (over 25.4 to 38) 89.4.1 Determine flatness deviation as follows: (Fig. 1)Flatness deviat
37、ion, % 5 H/L! 3 100 (1)where:H = maximum vertical distance between a flat referencesurface and the lower surface of the flat product, andL = minimum horizontal distance between the highestpoint of the flat product where H is determined, and thepoint of contact of the lower surface of the flat produc
38、twith a flat reference surface.10. Workmanship, Finish, and Appearance10.1 Molybdenum and molybdenum alloy plate, sheet, strip,and foil shall be free of injurious external and internalimperfections of a nature that will interfere with the purposefor which it is intended.10.2 Material may be supplied
39、 with as rolled, as cleaned, asmachined, or as ground finish.10.3 The manufacturer shall be permitted to remove surfaceimperfections provided such removal does not reduce thedimensions below the minimum permitted by the tolerances forthat dimension.11. Sampling11.1 Care shall be exercised to ensure
40、that the sampleselected for testing is representative of the material and formand is not contaminated by the sampling procedure.12. Methods of Chemical Analysis12.1 The chemical composition enumerated in this specifi-cation shall in case of disagreement, be determined in accor-dance with the methods
41、 approved for referee purposes byASTM.3Where such methods are not available, methods ofanalysis as mutually agreed upon by the manufacturer and thepurchaser shall be employed.13. Rejection13.1 Material not conforming to this specification or toauthorized modifications shall be subject to rejection.
42、Unlessotherwise specified, rejected material may be returned to themanufacturer at the manufacturers expense unless the pur-chaser receives, within 4 weeks of notice of rejection, otherinstructions for disposition.14. Certification14.1 If requested, the manufacturer shall supply at leastthree copies
43、 of a report of the chemical analysis of each heat(Types 360, 363, 365, and 366) or powder metallurgy productfrom the powder lot (Types 361 and 364) represented in theshipment, and reports of the result of tests of each size of eachheat or powder lot to determine properties required in Sections7 and
44、 8.14.2 The report shall include the purchase order number,heat or powder lot number, this specification number, type andtemper condition, nominal thickness, and quantity and numberof items covered by the shipment.15. Product Marking15.1 Unless otherwise specified, each plate, sheet, or stripshall b
45、e legibly and conspicuously marked or tagged with thenumber of this specification, material type and temper condi-tion, heat or lot number, manufacturers identification, and thenominal thickness gage in inches. All markings must withstandordinary handling and shall be capable of removal withstandard
46、 cleaning solvents.15.2 Coiled sheet, strip, and foil shall be similarly marked atthe outside end of each coil.16. Packaging and Package Marking16.1 Unless otherwise specified, material purchased underthis specification must be packaged by box or other suitableprotective containers and shall be so m
47、arked as to indicate thenature of any special handling required.17. Keywords17.1 drawing grade sheet; foil; molybdenum; molybdenumalloy; plate; sheet; strip3Reference should be made to the Annual Book of ASTM Standards, Vol 03.05.B386034ASTM International takes no position respecting the validity of
48、 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 rights, are entirely their own responsibility.This standard is subject to
49、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 standardsand 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
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