ASTM A1061/A1061M-2009 多股钢绞线用标准试验方法
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【英文标准名称】:StandardTestMethodsforTestingMulti-WireSteelStrand
【原文标准名称】:多股钢绞线用标准试验方法
【标准号】:ASTMA1061/A1061M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:A01.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:多股钢绞线;线抓取装置;线特性
【英文主题词】:multi-wiresteelstrand;strand-grippingdevices;strandproperties
【摘要】:Themechanicalpropertiesofthestrandaredeterminedbyatestinwhichfractureofthespecimenoccursinthefreespanbetweenthejawsofthetestingmachine.Mechanicalpropertiesofthestrandwillbenegativelyaffectedifpropercareisnottakentopreventdamagesuchasseverebending,abrasion,ornickingofthestrandduringsampling.Prematurefailureofthetestspecimensmayresultifthereisappreciablenotching,cutting,orbendingofthespecimenbythegrippingdevicesofthetestingmachine.Errorsintestingwillresultifthewiresconstitutingthestrandarenotloadeduniformly.Themechanicalpropertiesofthestrandwillbemateriallyaffectedbyexcessiveheatingduringspecimencollectionorpreparation.4.6GrippingdifficultieswillbeminimizedbyfollowingthesuggestedmethodsofgrippingdescribedinSection7.1.1Thesetestmethodsdescribeproceduresfortestingthemechanicalaswellasrelaxationpropertiesofmulti-wiresteelstrand.1.2Thesetestmethodsareintendedforuseinevaluatingspecificstrandpropertiesprescribedinspecificationsformulti-wiresteelstrand,buttheydonotquantifyacceptancecriteriaspecifiedintheapplicablespecificationforthestrandbeingtested.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H49
【国际标准分类号】:77_140_15
【页数】:3P.;A4
【正文语种】:
【原文标准名称】:多股钢绞线用标准试验方法
【标准号】:ASTMA1061/A1061M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:A01.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:多股钢绞线;线抓取装置;线特性
【英文主题词】:multi-wiresteelstrand;strand-grippingdevices;strandproperties
【摘要】:Themechanicalpropertiesofthestrandaredeterminedbyatestinwhichfractureofthespecimenoccursinthefreespanbetweenthejawsofthetestingmachine.Mechanicalpropertiesofthestrandwillbenegativelyaffectedifpropercareisnottakentopreventdamagesuchasseverebending,abrasion,ornickingofthestrandduringsampling.Prematurefailureofthetestspecimensmayresultifthereisappreciablenotching,cutting,orbendingofthespecimenbythegrippingdevicesofthetestingmachine.Errorsintestingwillresultifthewiresconstitutingthestrandarenotloadeduniformly.Themechanicalpropertiesofthestrandwillbemateriallyaffectedbyexcessiveheatingduringspecimencollectionorpreparation.4.6GrippingdifficultieswillbeminimizedbyfollowingthesuggestedmethodsofgrippingdescribedinSection7.1.1Thesetestmethodsdescribeproceduresfortestingthemechanicalaswellasrelaxationpropertiesofmulti-wiresteelstrand.1.2Thesetestmethodsareintendedforuseinevaluatingspecificstrandpropertiesprescribedinspecificationsformulti-wiresteelstrand,buttheydonotquantifyacceptancecriteriaspecifiedintheapplicablespecificationforthestrandbeingtested.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H49
【国际标准分类号】:77_140_15
【页数】:3P.;A4
【正文语种】:
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