SAE AMS5764 Steel, Corrosion-Resistant, Bars, Wire, Forgings, Extrusions, and Rings 5.0Mn - 22Cr - 12.5Ni - 2.2Mo - 0.20
时间:2024-05-07 03:16:55 来源: 标准资料网 作者：标准资料网 阅读：8883
Product Code:SAE AMS5764
Title:Steel, Corrosion-Resistant, Bars, Wire, Forgings, Extrusions, and Rings 5.0Mn - 22Cr - 12.5Ni - 2.2Mo - 0.20Cb - 0.30N - 0.20V Solution Heat Treated
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion-resistant steel in the form of bars, wire, forgings, extrusions, flash welded rings, and stock for forging, extruding, or flash welded rings.
【英文标准名称】:Transportablegascylinders-Cylindervalves-Specificationandtypetesting.
【原文标准名称】:可运输的气体瓶.气体瓶阀门.规范和类型试验
【标准号】:NFE29-690-2006
【标准状态】:现行
【国别】:法国
【发布日期】:2006-05-01
【实施或试行日期】:2006-05-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:J16;J74
【国际标准分类号】:23_020_30;23_060_40
【页数】:38P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforStrengthofSewnorThermallyBondedSeamsofGeotextiles
【原文标准名称】:土工织物缝合或热粘结缝隙强度的标准试验方法
【标准号】:ASTMD4884-1996(2003)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:D35.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;土工织物;缝隙;材料强度
【英文主题词】:geotextile;seamweld;sewnseam;thermallybondedseam
【摘要】:AsexplainedinTestMethodD4595,narrowgeotextilespecimensdemonstratethetendencytocontract(neckdown)inthegageareawhenunderstress.Thewiderwidthspecimenwillminimizethisphenomenoninseamsduringstrengthtesting.Theresultsachievedinthistestmethodcanmoreaccuratelycorrelatetotheseamstrengthvaluesanticipatedinthefield.Thistestmethodcanbeusedtomeasuretheseamstrengthofgeotextiles,andmayalsobeusedforacceptancetestingofcommercialshipmentsofgeotextiles.Whenstrengthisnotnecessarilyadesignconsiderationofseaminteraction,analternatemethodfordeterminingtheseamstrength,suchasTestMethodD1683,maybeuseddependingonthespecificationrequirements.Becausecurrentinformationaboutlaboratoryprecisionisincomplete,comparativetests,asdescribedin5.2.1,maybeadvisable.5.2.1Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldperformcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensfromthesamelotofgeotextile,thatutilizealikemethodofseamassemblytoachieveseaminteraction.Thespecimensshouldthenberandomlyassignedinequalnumbertoeachlaboratoryfortesting.Ifabiasisfound,eitheritscausemustbedeterminedandcorrected,orthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinlightoftheknownbias.Althoughothermethodsofdeterminingseamstrengthareavailable,thistestmethod,thatmeasureswidespecimens,willmoreaccuratelycorrelatetotheanticipatedperformanceinthefield.Thistestmethodcanbeusedtohelpdetermineseamdesignengineeringforthegeotextilesbeingevaluated.1.1Thistestmethodcoverstheseamstrengthofgeotextiles.Theprimarydistinctionofthistestmethodforevaluatingseamstrengthisthewidthofthespecimen.ThisisincontrasttothemorenarrowspecimenwidthusedinthetensilegrabstrengthtestdiscussedinTestMethodD1683.1.2Thistestmethodwillprovidedatatoindicatetheseamstrengthwhichcanbeachievedforeachparticulargeotextileandseamassemblyconstruction.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Theinch-poundunitsgiveninparenthesesareprovidedforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:6P.;A4
【正文语种】: