美国标准-钛及钛合金

成都洛克钛业有限公司 美国标准-钛及钛合金,棒和丝材(英文) Standard Specification for Tantalum and Tantalum Alloy Rod and Wire This standard is issued under the fixed designation B 365;the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses in dicates the year of last reaproval. A superscript epsilon(e)indicates an editorial change since the last revision or reapproval. 1.Scope 1.1  This specification covers unalloyed and alloyed tantalum rod and wire. 1.2  The materials covered by this specification are: 1.2.1        R05200,unalloyed tantalum, electron-beam furnace or vacuum-arc melt, or both, 1.2.2        R05400,unalloyed tantalum, powder-metallurgy consolidation, 1.2.3        R05255,tantalum alloy,90% tantalum 10% tungsten, electron-beam furnace or vacuum-arc meal, or both, 1.2.4        R05252,tantalum alloy 97.5% tantalum 2.5% tungsten, electron-beam furnace or vacuum-arc melt, or both, 1.2.5        R05240 tantalum alloy ,60% tantalum 40% columbium ,electron-beam furnace or vacuum-arc melt ,or both. 1.3   The values stated in inch-pound unties are to be regarded as the standard .The values given in parentheses are for information only. 1.4   The following precautionary caveat pertains only to the test methods portion ,Section 13,of this specification: This standard does not purport to address all of the safety problems ,if any, associated with its use, It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. 2. Referenced Documents 2.1 ASTM Standards: B 364 Specification for Tantalum and Tantalum Alloy Ingots E 8 Test Methods for Tension Testing of Metallic Materials E 29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications 3. Terminology 3.1 Descriptions of Terms Specific to This Standard: 3.1.1 lot –all material produced from the same ingot or a single powder blend at one time, with the same cross section and with the same nominal metallurgical parameters. 3.1.2 rod-material 0.125 to 2.5 in.(3.18 to 63.50mm)in diameter in round ,hexagonal, or octagonal cross section supplied in straight lengths. 3.1.3 wire-material 0.010 to 0.124 in.(0.254 to 3.15mm)in diameter furnished in coils or on spools or reels. Material less than 0.010 in . in diameter is not covered by this specification. 4.Ordering Information 4.1 Orders for material under this specification shall include the following information as applicable: 4.1.1 Quantity (weight or number of pieces), 4.1.2 Name of material (tantalum rod or wire), 4.1.3 Type(see 1.2) 4.1.4 Method of manufacture (Section 5), 4.1.5 ASTM designation, 4.1.6 Finish and appearance(Section 9) ,and 4.1.7 Additions to the specification and supplementary requirements if required. 5. Materials and Manufacture 5.1 Material covered by this specification shall be made from vacuum-arc melted or electron-beam melted ingots or powder-metallurgy consolidated unalloyed tantalum conforming to Specification B 364. 5.2 The Various tantalum mill products covered by this specification are formed with the conventional extrusion, forming , swaging ,rolling ,and drawing equipment normally available in metal working plants. 6. Chemical Composition 6.1 The tantalum and tantalum alloy ingots and the tantalum powder-metallurgy consolidated ingots for conversion to finished products covered by this specification shall conform to the requirements for chemical composition as prescribed in Table 1. 6.1.1 Analysis for elements not listed in Table 1 and not normally expected in tantalum shall not be required unless specified at time of purchase. 6.2 The manufacturer’s ingot analysis shall be considered the chemical analysis for products supplied under this specification. 6.3 When requested by the purchaser at the time of purchase, the seller shall furnish a report certifying the values Table 2 for each lot of material supplied. The performance of this special provision will be negotiated. 7. Mechanical Properties 7.1 Materials supplied under this specification shall con-form to the requirements for mechanical properties as specified in Table 3. TABLE 1   Chemical Requirements Content,max,weight % Element Electron-Beam Cast(R05200) Vacuum-Arc Cast (R05200)Unalloyed Tantalum Sintered (R05400) Unalloyed Tantalum Electron-Beam Cast(R05255) Vacuum-Are(Cast (R05255)90% Tantalum 10% Tungsten Electron-Beam Cast(R05255) Vacuum-Are(Cast (R05252)97.5% Tantalum 2.5% Tungsten Electron-Beam Cast(R05240) Vacuum-Are(Cast (R05255)60% Tantalum 40% Columbium C 0.010 0.010 0.010 0.010 0.010 O 0.015 0.03 0.015 0.015 0.020 N 0.010 0.010 0.010 0.010 0.010 H 0.0015 0.0015 0.0015 0.0015 0.0015 Nb 0.10 0.10 0.10 0.50 35.0-42.0 Fe 0.010 0.010 0.010 0.010 0.010 Ti 0.010 0.010 0.010 0.010 0.010 W 0.050 0.050 9.0-11.0 2.0-3.5 0.050 Mo 0.020 0.020 0.020 0.020 0.020 Si 0.005 0.005 0.005 0.005 0.005 Ni 0.010 0.010 0.010 0.010 0.010 Ta remainder remainder remainder remainder remainder 7.2 he performance of mechanical tests to this requirement will be negotiated at time of purchase. 8. Dimensions, Mass, and Permissible Variations 8.1 Tolerances on Rounds——Tolerances on tantalum and tantalum alloy round products covered by this specification shall be as specified in Table 4. 8.2 Tolerances for Square, Rectangular, or Other Shapes——Tolerances for forged or rolled square, rectangular, or other shapes shall be as agreed upon between purchaser and seller at the time of purchase. 8.3 Other Tolerances and Limitations: 8.3.1 The permissible variation in cut lengths shall not exceed a total of 0.25 in.(6.35mm). 8.3.2 The permissible variation in straightness of rounds shall not exceed 0.050 in.(1.27mm)/ft(304.8mm)in any length. 8.4 Quantity or Weight——for orders requiring up to 100 lb(45.4kg),the manufacturer may overship by 10%. When the order is for quantities up to 500 lb(226.8kg),the manufacturer may overship by 5%.The permissible overship for quantities larger than this shall be negotiated between the purchaser and the manufacturer. 9. Workmanship, Finish, and Appearance 9.1 The finished rod and wire shall be free of injurious external and internal imperfections of a nature that will interfere with the purpose for which it is intended in accordance with standards of acceptability agreed upon between the manufacturer and the purchaser. 9.2 material may be finished as forged, rolled, swaged, drawn in the as-cleaned, as-machined, or as-ground conditions. The manufacturer shall be permitted to remove minor surface imperfections provided such removal does not reduce the dimensions below the minimum permitted by the tolerances established in Section 8 of this specification. 9.3 Methods of testing for defects and standards of acceptability shall be as agreed upon between the manufacturer and the purchaser at time of purchase. 10. Significance of Numerical Limits 10.1 For the purpose of determining compliance with the specified limits for requirements on the properties listed in this specification, observed and calculated values shall be rounded as indicated by the rounding method of Practice E 29. 11. Sampling 11.1 Samples shall be taken from the material to determine conformity to this specification. The samples shall be taken so as to be representative of the finished products. 11.2 Care shall be taken to ensure that the sample selected for testing is representative of the material, and that it is not question relating to the sampling technique, or to the testing there of, the methods of sampling and testing shall be as agreed upon between the purchaser and the manufacturer. 12. Number of Tests 12.1 if mechanical testing is required(7.2), perform a longitudinal or transverse tension test on each lot of and a longitudinal tension test on each lot of wire. TABLE 2  Additional Chemical requirements for Finished product(When Specified by the Purchaser) Content, max,% weight Grades Element Electron-Beam Case (R05200)Vacuum- Arc Cast(R05200) Unalloyed Tantalum Sintered(R05400) Unalloyed Tantalum Electron-Beam Cast (R05255)Vacuum- Arc Cast(R05255) 90% Tantalum 10% Tungsten Electron-Beam Cast (R05252)Vacuum- Arc Cast(R05252) 97.5% Tantalum 2.5% Tungsten Electron-Beam Cast (R05240)Vacuum- Arc Cast(R05240) 60% Tantalum 40% Tungsten O 0.025 0.035 0.025 0.025 0.025 N 0.010 0.010 0.010 0.010 0.010 H 0.0015 0.0015 0.0015 0.0015 0.0015 C 0.020 0.020 0.020 0.020 0.020 TABLE 3  Mechanical Properties for Rod and Wire, Annealed Condition   Rod   0.125 in.(3.18mm)to 2.5 in.(63.5mm) Diameter Ultimate Tensile Strength,min,psi (MPa) Yield Strength, Min,psi(MPa) Elongation,min,% 1 in.(25.4mm) Gage Length Unalloyed tantalum(R05200 and R05400) 97.5% tantalum 2.5% tungsten(R05252) 90% tantalum 10% tungsten R05255 60% tantalum 40% columbium(R05240) 25 000(172 40 000(276) 70 000(482) 40 000(276) 15 000(103) 28 000(193) 55 000(379) 28 000(193) 25 20 20 25   Diameter, in.(mm) Ultimate Tensile Strength, min, psi (MPa) Elongation Min,%A Unalloyed tantalum(R05200 and R05400) 0.010(0.254) to 0.0149 (0.379) 0.015(0.381) to 0.0249 (0.633) 0.025(0.635) to 0.124(3.14) 35 000(241) 35 000(241) 30 000(207) 10 15 20 97.5% tantalum 2.5% tungsten (R05252) 0.010(0.254) to 0.0149 (0.379) 0.015(0.381) to 0.0249 (0.633) 0.025(0.635) to 0.124(3.14) 40 000(276) 40 000(276) 40 000(276) 5 10 15 90% tantalum 10% tungsten(R05255) 0.010(0.254) to 0.0149 (0.379) 0.015(0.381) to 0.0249 (0.633) 0.025(0.635) to 0.124(3.14) 70 000(482) 70 000(482) 70 000(482) 5 10 15 60% tantalum 40% tungsten(R05240) 0.010(0.254) to 0.0149 (0.379) 0.015(0.381) to 0.0249 (0.633) 0.025(0.635) to 0.124(3.14) 40 000(276) 40 000(276) 40 000(276) 10 15 20 A 10-in.(254-mm)gage length to 0.050 in.(1.27-mm)diameter and 1-in.(25.4-mm)or 2-in.(50.8-mm)gage length over 0.050-in.(1.27-mm)diameter TABLE 4  Permissible Variations in Dimensions for Rolled, Swaged or Drawn Rod and Wire Diameter,in.(mm) Tolerance,±,in.(mm) 0.010 to 0.020 excl(0.254 to 0.508) 0.0005(0.013) 0.020 to 0.030 excl (0.508 to 0.762) 0.00075(0.019) 0.030 to 0.060 excl(0.762 to 1.524) 0.001(0.025) 0.060 to 0.090 excl(1.524 to 2.286) 0.0015(0.038) 0.090 to 0.125 excl(2.286 to 3.175) 0.002(0.051) 0.125 to 0.187 excl(3.175 to 4.750) 0.003(0.076) 0.187 to 0.375 excl(4.750 to 9.525) 0.004(0.102) 0.375 to 0.500 excl(9.525 to 1.524) 0.005(0.127) 0.500 to 0.625 excl(12.70 to 15.88) 0.007(0.178) 0.625 to 0.750 excl(15.88 to 19.05) 0.008(0.203) 0.750 to 1.000 excl(19.05 to 25.40) 0.010(0.254) 1.000 to 1.500 excl(25.40 to 38.10) 0.015(0.381) 1.500 to 2.000 excl(38.10 to 50.80) 0.020(0.508) 2.000 to 2.500 excl(50.80 to 63.50) 0.030(0.762) 12.2 If end-product chemical tests are required(6.3), make one chemacal test from each lot of finished product. 13. Test Methods 13.1 Tension Tests——prepare and test specimen in accordance with Test Methods E 8. Determine tensile properties using a strain rate of 0.003 to 0.007 in./(in.· min) to the yield point and 0.02 to 0.05 in./(in.· min) to failure. 13.2 Chemical Tests——Conduct the chemical analysis in accordance with established methods. 13.3 Retests—If any sample or specimen exhibits obvious surface contamination or improper preparation disqualifying it as a truly representative sample, discard it and substitute a new sample or specimen. 13.3.1 In case of a failure, retest two additional specimens . If both retest specimens conform to this specification, discard the original values and consider the material acceptable. 13.3.2 If the results of the tests are not in conformance with the requirements of this specification, a lot may be reworked at the option of the manufacturer. The lot shall be acceptable if results of all tests, after reworking, conform to this specification. 14. Inspection 14.1 The manufacturer shall inspect the material covered by this specification prior to the shipment. 14.2 If so specified on the purchase order, the purchaser or his representative may witness the testing and inspection of the material at the place of manufacture . In such cases, the purchase order shall indicate which test or tests to be witnessed and the manufacturer shall give ample notice to the purchaser as to the time and place of the designated test. If the purchaser’s representative does not present himself at the agreed-upon time for the testing, and if no new date is agreed upon, the manufacturer shall consider the requirement for purchaser’s inspection at place of manufacture to be waived. When the inspector representing the purchaser does appear at the appointed place and time, the manufacturer shall afford him, without charge, all reasonable facilities to see that the material is being furnished in accordance with this specification. This inspection shall be conducted so as not to interfere unnecessarily with production operations. 15. Rejection and Rehearing 15.1 Material that fails to conform to the requirements of this specification may be rejected. Rejected. Rejection should be reported to the producer or supplier promptly and in writing. In case of dissatisfaction with the results of the test, the producer or supplier may make claim for a rehearing. 16. Referee 16.1 In the event of disagreement between the manufacturer and the purchaser of the conformance of the material to the requirements of this specification or any special test specified by the purchaser, a mutually accepted referee shall perform the tests in question. The results of the referee’s testing shall be used in determining conformance of the material to this specification. 17. Reports 17.1 If requested, the manufacturer shall supply at least three copies of a report of the chemical analysis and reports of the results of tests of representative finished product to determine properties required in Section 13. The reports should include the purchase order number, this specification number, and the quantity and number of items covered in the shipment and a statement that the material was manufactured, sampled, tested, and inspected in accordance with the specific. Standard Specification for Titanium and Titanium Alloy Strip, Sheet, and Plate This standard is issued under the fixed designation B 265; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision A number in parentheses indicates the year of last reapproval. A superscript epsilon(∈)indicates an editorial change since the last revisionor reapproval. This standard has been approved for use by agencies of the Department of Defense. 1. Scope 1.1 This specification covers annealed titanium and titanium alloy strip, sheet, and plate as follows:     1.1.1 Grade 1—Unalloyed titanium,     1.1.2 Grade 2—Unalloyed titanium,     1.1.3 Grade 3—Unalloyed titanium, 1.1.4 Grade 4—Unalloyed titanium, 1.1.5 Grade 5—Titanium alloy(6% aluminum, 4% vanadium), 1.1.6 Grade 6—Titanium alloy(5% aluminum, 2.5% vanadium), 1.1.7 Grade 7—Unalloyed titanium, plus 0.12 to 0.25% palladium, 1.1.8 Grade 9—Titanium alloy (3.0% aluminum,2.5% vanadium), 1.1.9 Grade 11—Unalloyed titanium, plus 0.12 to 0.25% palladium, 1.1.10 Grade 12—Titanium alloy  (0.3% molybdenum,0.8% nickel), 1.1.11 Grade 13—Titanium alloy  (0.5% nickel,0.05% ruthenium), 1.1.12 Grade 14—Titanium alloy  (0.5% nickel,0.05% ruthenium), 1.1.13 Grade 15—Titanium alloy  (0.5% nickel,0.05% ruthenium), 1.1.14 Grade 16—Unalloyed titanium, plus 0.04 to 0.08% palladium, 1.1.15 Grade 17—Unalloyed titanium, plus 0.04 to 0.08% palladium, 1.1.16 Grade 18—Titanium alloy  (3% aluminum,2.5% vanadium)plus 0.04 to 0.08% palladium. 1.1.17 Grade 19—Titanium alloy  (3% aluminum,8% vanadium,6% chromium, 4% zirconium, 4% molybdenum), 1.1.18 Grade 20—Titanium alloy  (3% aluminum,8% vanadium,6% chromium, 4% zirconium, 4% molybdenum)plus 0.04% to 0.08% palladium. 1.1.19 Grade 21—Titanium alloy  (15% molybdenum, 3% aluminum, 2.7% niobium, 0.25% silicon), 1.1.20 Grade 23—Titanium alloy  (6% aluminum, 4% vanadium with extra low interstitial elements, ELI), 1.1.21 Grade 24—Titanium alloy  (6% aluminum, 4% vanadium) plus 0.04% to 0.08% palladium. 1.1.22 Grade 25—Titanium alloy  (6% aluminum, 4% vanadium)plus 0.3% to 0.8% nickel and 0.04% to 0.08% palladium. 1.1.23 Grade 26—Unalloyed titanium plus 0.08 to 0.14% ruthenium. 1.1.24 Grade 27—Unalloyed titanium plus 0.08 to 0.14% ruthenium. 1.1.25 Grade 28—Titanium alloy  (3% aluminum, 2.5% vanadium) plus 0.08% to 0.14% ruthenium. 1.1.26 Grade 29—Titanium alloy  (6% aluminum, 4% vanadium with extra low interstitial elements, ELI) plus 0.08% to 0.14% ruthenium. 1.1.27 Grade 30—Titanium alloy (0.3% cobalt, 0.05% palladium), and 1.1.28 Grade 31—Titanium alloy (0.3% cobalt, 0.05% palladium), and 1.1.29 Grade 32—Titanium alloy(5% aluminum, 1% tin, 1% zirconium, 1% vanadium, 0.8% molybdenum). 1.2 the values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only. 2. Referenced Documents 2.1 ASTM Standards: E 8 Test Methods for Tension Testing of Metallic Materials E 29 practice for Using Significant Digits in Test Data to Determine Conformance with Specifications E 120 Test Methods for Chemical Analysis of Titanium and Titanium Alloys E 190 Test method for Guided Bend test for Ductility of Welds E 1409 Test Method for Determination of Oxygen in Titanium and Titanium Alloys by the Inert Gas Fusion technique E 1447 test method for the Determination of Hydrogen in titanium and Titanium Alloys by the Has Fusion Thermal Conductivity method 3. Terminology 3.1 Definitions of Terms Specific to This Standard: 3.1.1 Any product 0.187 in. (4.75 mm) and under in thickness and less than 24 in. (610 mm) in width is classified as strip; products 0.187 in. (4.75 mm) and under in thickness and 24 in. (610 mm) or more in width are classified as sheet; any product over 0.187 in. (4.75 mm) in thickness and over 10 in. (254 mm) in width is classified as plate. 4. Ordering Information 4.1 orders for materials under this specification shall include the following information as applicable: 4.1.1 Grade number(Section 1), 4.1.2 product limitations(Section 3), 4.1.3 Special mechanical properties(Table 1), 4.1.4 Marking (Section 16), 4.1.5 Finish (Section 8), 4.1.6 Packaging (Section 16), 4.1.7 Required reports (Section 15), and 4.1.8 Disposition of rejected material (Section 14). TABLE 1  tensile RequirementsA Grade Tensile Strength, min Yield Strength,0.2% Offset Elongation in 2 in. or 50 mm,min,% Bend TestB ksi MPa min max Under 0.070 in.(1.8mm)in Thickness 0.070 to 0.187 in.(1.8 to 4.75 mm)in Thickness ksi MPa ksi MPa 1 35 240 25 170 45 310 24 3T 4T 2 50 345 40 275 65 450 20 4T 5T 3 65 450 55 380 80 550 18 4T 5T 4 80 550 70 483 95 665 15 5T 6T 5 130 895 120 828 … … 10C 9T 10T 6 120 828 115 793 … … 10C 8T 9T 7 50 345 40 275 65 450 20 4T 5T 9 90 620 70 483 … … 15D 5T 6T 11 35 240 25 170 45 310 24 3T 4T 12 70 483 50 345 … … 18 4T 5T 13 40 275 25 170 … … 24 3T 4T 14 60 410 40 275 … … 20 4T 5T 15 70 483 55 380 … … 18 4T 5T 16 50 345 40 275 65 450 20 4T 5T 17 35 240 25 170 45 310 24 3T 4T 18 90 620 70 483 … … 15D 5T 6T 19E.F 115 793 110 759 … … 15 6T 6T 20E.F 115 793 110