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    ASTM F1091-2012 Standard Specification for Wrought Cobalt-20Chromium-15Tungsten-10Nickel Alloy Surgical Fixation Wire (UNS R30605)《外科植入物用锻制钴-20铬-15钨-10镍合金的标准规范 (UNS R30605)》.pdf

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    ASTM F1091-2012 Standard Specification for Wrought Cobalt-20Chromium-15Tungsten-10Nickel Alloy Surgical Fixation Wire (UNS R30605)《外科植入物用锻制钴-20铬-15钨-10镍合金的标准规范 (UNS R30605)》.pdf

    1、Designation: F1091 12Standard Specification forWrought Cobalt-20Chromium-15Tungsten-10Nickel AlloySurgical Fixation Wire (UNS R30605)1This standard is issued under the fixed designation F1091; the number immediately following the designation indicates the year oforiginal adoption or, in the case of

    2、revision, the year 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 covers the chemical, mechanical, andmetallurgical requirements for the manuf

    3、acture of wroughtcobalt-20chromium-15tungsten-10nickel surgical fixationwire.1.2 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the o

    4、ther. Combiningvalues from the two systems may result in non-conformancewith the 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 SpecificationsF86 Practice

    5、 for Surface Preparation and Marking of Metal-lic Surgical ImplantsF90 Specification for Wrought Cobalt-20Chromium-15Tungsten-10Nickel Alloy for Surgical Implant Applica-tions (UNS R30605)2.2 USP Standards:3Nonabsorbable Surgical Suture, U.S. Pharmacopeia2.3 ISO Standard:4ISO 9001 Quality Management

    6、 SystemsRequirements3. General Requirements for Delivery3.1 In addition to the requirements of this specification, allrequirements of the current editions of Specification F90 shallapply.3.2 In cases where a conflict exists between this specifica-tion and the standards listed in Section 2, this spec

    7、ificationshall take precedence.4. Terminology4.1 Definitions of Terms Specific to This Standard:4.1.1 lot, nthe total number of mill products producedfrom the same melt heat under the same conditions at essen-tially the same time.5. Ordering Information5.1 Inquiries and orders for material under thi

    8、s specificationshall include the following information:5.1.1 Quantity,5.1.2 ASTM designation and date of issue,5.1.3 Material requirements (see Section 6),5.1.4 Mechanical properties (see Section 7),5.1.5 Form,5.1.6 Dimensional requirements, including diameter anddiameter tolerance,5.1.7 Surface con

    9、dition and handling,5.1.8 Special tests (if applicable), and5.1.9 Other requirements.6. Material Requirements6.1 The starting material used to make fixation wire mustmeet Specification F90.6.2 Surgical fixation wire shall conform to the specifiedchemical requirements of Specification F90.7. Mechanic

    10、al Requirements7.1 Surgical fixation wire shall conform to the appropriatemechanical properties specified in Table 1.7.2 Perform tension tests in accordance with Test MethodsE8 using a 254-mm (10-in.) gage length and crosshead speedof 254 mm/min (10 in./min). Should any of the test specimensnot meet

    11、 the specified requirements, test two additional test1This specification is under the jurisdiction of ASTM Committee F04 onMedical and Surgical Materials and Devices and is the direct responsibility ofSubcommittee F04.12 on Metallurgical Materials.Current edition approved Dec. 1, 2012. Published Dec

    12、ember 2012. Originallyapproved 1991. Last previous edition approved in 2008 as F1091 08. DOI:10.1520/F1091-12.2For 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 st

    13、andards Document Summary page onthe ASTM website.3Available from U.S. Pharmacopeia (USP), 12601 Twinbrook Pkwy., Rockville,MD 20852-1790, http:/www.usp.org.4Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.*A Summary of Cha

    14、nges section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1pieces representative of the same lot, in the same manner, foreach failed test piece. The lot shall be considered in complianceonly if all

    15、 additional test pieces meet the specified require-ments.7.3 Tensile test results for which any specimen fracturesoutside the gage length shall be considered acceptable if theelongation meets the minimum requirements specified in Table1. Refer to subsections 7.11.4 and 7.11.5 of Test Methods E8.If t

    16、he elongation is less than the minimum requirement, discardthe test and retest. Retest one specimen for each specimen thatdid not meet the minimum requirement.7.4 The wire shall meet the requirements of USP forNonabsorbable Surgical Sutures, when tested in accordancewith 7.2.8. Dimensional Requireme

    17、nts8.1 Surgical fixation wire shall be fabricated in accordancewith the dimensions and tolerances specified in Table 1.8.2 Unless otherwise specified, size tolerances are plus andminus as shown in Table 1. When required by the purchaser,round wire tolerances may be specified all plus and nothingminu

    18、s, or all minus and nothing plus, or any combination ofplus and minus if the total spread in size tolerance is not lessthan the total spread shown in Table 1.8.3 The maximum out-of-round tolerance for round wireshall be one-half of the size tolerance given in Table 1.9. Surface Condition Requirement

    19、s9.1 Surgical fixation wire is usually furnished in the bright-annealed condition. Other surface finishes shall be specified asagreed to between supplier and purchaser.9.2 The surface of surgical fixation wire conforming to thisspecification shall be processed to minimize imperfectionssuch as tool m

    20、arks, nicks, scratches, cracks, cavities, spurs, andother defects that would impair the serviceability of the wire.The surfaces shall be cleaned to minimize the presence offoreign material.9.3 The wire may be subjected to a passivation process ifrequested by the purchaser. Such passivation process s

    21、hall beperformed in accordance with Practice F86.10. Significance of Numerical Limits10.1 The following applies to all specified numerical limitsin this specification. To determine conformance to these limitsan observed or calculated value shall be rounded to the nearestunit in the last right hand d

    22、igit used in expressing thespecification limit, in accordance with the rounding method ofPractice E29.11. Certification11.1 The supplier shall provide a certification that thematerial was manufactured and tested in accordance with therequirements of this specification. A report of the test resultssh

    23、all be furnished to the purchaser at the time of shipment.12. Quality Program Requirements12.1 The supplier shall maintain a quality program orquality management system, such as ISO 9001.13. Keywords13.1 fixation; L-605 alloy; mechanical properties; surgicalimplant; suture; tolerances; wire; wrought

    24、 cobalt-chromium-tungsten-nickel alloyTABLE 1 Mechanical and Dimensional Requirements for Wrought Cobalt-20 Chromium-15 Tungsten-10 Nickel Alloy Surgical FixationWireRange of Sizes Diameter, mm (in.)USPSizeADiameterToleranceB ,CTensile Strengthmax, MPa (ksi)DElong.min, %E0.010 to under 0.020 (0.0004

    25、 to 0.0008) . 0.0015 (0.000 06) 1730 (250) 200.020 to under 0.030 (0.0008 to 0.0012) 10-0 0.0015 (0.000 06) 1660 (240) 200.030 to under 0.040 (0.0012 to 0.0016) 9-0 0.0025 (0.0001) 1590 (230) 250.040 to under 0.050 (0.0016 to 0.0020) 8-0 0.0025 (0.0001) 1555 (225) 300.050 to under 0.070 (0.0020 to 0

    26、.0028) 7-0 0.0025 (0.0001) 1520 (220) 300.070 to under 0.100 (0.0028 to 0.0039) 6-0 0.0025 (0.0001) 1385 (215) 350.100 to under 0.150 (0.0039 to 0.0059) 5-0 0.0050 (0.0002) 1450 (210) 350.150 to under 0.200 (0.0059 to 0.0079) 4-0 0.0050 (0.0002) 1415 (205) 350.200 to under 0.250 (0.0079 to 0.0098) 3

    27、-0 0.0075 (0.0003) 1380 (200) 400.250 to under 0.300 (0.0098 to 0.0118) . 0.0075 (0.0003) 1380 (200) 400.300 to under 0.340 (0.0118 to 0.0134) 2-0 0.0100 (0.0004) 1310 (190) 400.340 to under 0.350 (0.0134 to 0.0138) . 0.0100 (0.0004) 1310 (190) 400.350 to under 0.400 (0.0138 to 0.0158) 1-0 0.0100 (0

    28、.0004) 1275 (185) 400.400 to under 0.500 (0.0158 to 0.0197) 1 0.0100 (0.0004) 1275 (185) 400.500 to under 0.600 (0.0197 to 0.0236) 2 0.0100 (0.0004) 1275 (185) 450.600 to under 0.700 (0.0236 to 0.0276) 3 and 4 0.0130 (0.0005) 1240 (180) 450.700 to under 0.800 (0.0276 to 0.0315) 5 0.0130 (0.0005) 124

    29、0 (180) 450.800 to under 0.900 (0.0315 to 0.0354) 6 0.0200 (0.0008) 1240 (180) 450.900 to under 1.000 (0.0354 to 0.0394) 7 0.0200 (0.0008) 1170 (170) 451.000 to under 1.100 (0.0394 to 0.0433) . 0.0200 (0.0008) 1170 (170) 451.100 to under 1.600 (0.0433 to 0.0630) . 0.0250 (0.0010) 1140 (165) 45AFor r

    30、eference purposes only (U.S. Pharmacopeia).BDiameter tolerances are over and under as given in this table. When required by the purchaser, round wire tolerances may be specified all plus and nothing minus, orall minus and nothing plus, or any combination of plus and minus if the total spread in size

    31、 tolerance is not less than the total spread shown in this table.CThe maximum out-of-round tolerance for round wire shall be one-half of the total size tolerance given in this table.DMaximum tensile strength in ksi (1 ksi = 1000 psi) is specified to assure proper wire-handling characteristics.EMinim

    32、um elongation for spooled wire is six percentage points lower than values given in this table.F1091 122APPENDIXES(Nonmandatory Information)X1. RATIONALEX1.1 The purpose of this specification is to specify therequirements for the manufacture of wrought cobalt-20chromium-15tungsten-10nickel alloy in t

    33、he form of surgicalfixation wire.X1.2 Surgical fixation wire shall be handled with care andadequately packaged to prevent damage and contamination ofthe surface.X1.3 For this product, SI units are regarded as the standardhistoric means of size measurement.X2. BIOCOMPATIBILITYX2.1 The alloy compositi

    34、on covered by this specificationhas been employed successfully in human implant applicationsin contact with soft tissue and bone for over a decade.X2.2 No known surgical implant material has ever beenshown to be completely free of adverse reactions in the humanbody. Long-term clinical experience of

    35、the use of the materialreferred to in this specification, however, has shown that anacceptable level of biological response can be expected, if thematerial is used in appropriate applications.SUMMARY OF CHANGESCommittee F04 has identified the location of selected changes to this standard since the l

    36、ast issue (F1091 08)that may impact the use of this standard. (Approved Dec. 1, 2012.)(1) Editorial corrections have been made throughout in order tomeet formatting guidelines established for implant materialstandards. Units information was updated.ASTM International takes no position respecting the

    37、 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 rights, are entirely their own responsibility.This standard is

    38、 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 standardsand should be addressed to ASTM International Hea

    39、dquarters. 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 Committee on Standards, at the address shown below.This st

    40、andard 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). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).F1091 123


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