SAE AMS4970 Titanium Alloy Bars and Forgings 7A1- 4Mo, Solution and Precipitation Treated

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Product Code:SAE AMS4970
Title:Titanium Alloy Bars and Forgings 7A1- 4Mo, Solution and Precipitation Treated
Issuing Committee:Ams G Titanium And Refractory Metals Committee
Scope:This specification covers a titanium alloy in the form of bars, wire, forgings, and forging stock.
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【英文标准名称】:StandardPracticeforCyclicFatigueTestingofMetallicStemmedHipArthroplastyFemoralComponentswithTorsion
【原文标准名称】:有转矩的金属带柄臀部关节成形术股骨元件的循环疲劳试验标准实施规程
【标准号】:ASTMF1612-1995(2005)
【标准状态】:现行
【国别】:
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F04.22
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:循环疲劳试验;股骨元件;臀部关节成形术;关节成形术股骨元件;循环疲劳;使用;金属带柄臀部关节成形术股骨元件;实施规程;医疗器械;扭转试验
【英文主题词】:
【摘要】:Thispracticecanbeusedtodescribetheeffectsofmaterials,manufacturing,anddesignvariablesonthefatigueresistanceofmetallicstemmedfemoralcomponentssubjectedtocyclicloadingforrelativelylargenumbersofcycles.Therecommendedtestassumesaworstcasesituationinwhichproximalsupportforthestemhasbeenlost.Itisalsorecognizedthat,forsomematerials,theenvironmenthasaneffectontheresponsetocyclicloading(see12.7).Thetestenvironmentusedandrationaleforthechoiceofthatenvironmentshouldbedescribedinthetestreport.Itisrecognizedthatactualinvivoloadingconditionsarenotconstantamplitude.However,sufficientinformationisnotavailabletocreatestandardloadspectrumsformetallicstemmedfemoralcomponents.Asimpleperiodicconstantamplitudeforceisaccordinglyrecommended.1.1Thispracticecoversamethodforthefatiguetestingofmetallicstemmedfemoralcomponentsusedinhiparthroplasty.Thedescribedmethodisintendedtobeusedforevaluationincomparisonsofvariousdesignsandmaterialsusedforstemmedfemoralcomponentsusedinthearthroplasty.Thispracticecoversproceduresfortheperformanceoffatiguetestsusing(asaforcingfunction)aperiodicconstantamplitudeforce.1.2Thispracticeappliesprimarilytoone-pieceprosthesesandfemoralstemswithmodularheads,withtheheadinplace.Suchprosthesesshouldnothaveananterior-posteriorA-Pboworamedial-lateralM-Lbow,andtheyshouldhaveanearlystraightsectiononthedistal50mmofthestem.Thispracticemayrequiremodificationstoaccommodateotherfemoralstemdesigns.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C35
【国际标准分类号】:11_040_40;77_040_10
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:Rubberinsulatedcables-Ratedvoltagesuptoandincluding450/750V-Part4:Cordsandflexiblecables
【原文标准名称】:橡皮绝缘电缆.额定电压450/750V及以下.第4部分:软线和软电缆
【标准号】:IEC60245-4Edition2.2-2004
【标准状态】:作废
【国别】:国际
【发布日期】:2004-02
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC20B
【标准类型】:()
【标准水平】:()
【中文主题词】:绝缘电缆;电气工程;柔性;聚氯丁护套;橡胶绝缘;橡皮绝缘编织吊线;橡胶绝缘软线;电缆;聚氯丁;电线
【英文主题词】:electricalcords;polychloroprenesheaths;flexible;rubberinsulation;cables;electricalengineering;polychloroprene;insulatedcables;electriccables;rubber-insulatedcords;rubber-insulatedbraidedpendantcords
【摘要】:Detailstheparticularspecificationsforrubberinsulatedandbraidedcordsandforrubberinsulatedandrubberorpolychloropreneorotherequivalentsyntheticelastomersheathedcordsandflexiblecablesofratedvoltagesuptoandincluding450/750V
【中国标准分类号】:K13
【国际标准分类号】:29_060_20
【页数】:48P.;A4
【正文语种】:英语