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ANSI/ASTM A193/A 193M-2001 高温设备用合金钢和不锈钢螺栓材料规范

作者:标准资料网 时间:2024-05-20 08:44:10  浏览:9392   来源:标准资料网
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【英文标准名称】:SpecificationforAlloy-SteelandStainlessSteelBoltingMaterialsforHigh-TemperatureService
【原文标准名称】:高温设备用合金钢和不锈钢螺栓材料规范
【标准号】:ANSI/ASTMA193/A193M-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:钢;紧固件
【英文主题词】:fasteners;steels
【摘要】:Thisspecificationcoversalloyandstainlesssteelboltingmaterialforpressurevessels,valves,flanges,andfittingsforhigh-temperatureservice.Thetermboltingmaterialasusedinthisspecificationcoversbars,bolts,screws,studs,studbolts,andwire.Barsandwireshallbehot-wrought.Thematerialmaybefurtherprocessedbycenterlessgrindingorbycolddrawing.Austeniticstainlesssteelmaybecarbidesolutiontreatedorcarbidesolutiontreatedandstrain-hardened.Whenstrainhardenedausteniticsteelisordered,thepurchasershouldtakespecialcaretoensurethatAppendixX1isthoroughlyunderstood.Severalgradesarecovered,includingferriticsteelsandausteniticstainlesssteelsdesignatedB5,B8,andsoforth.Selectionwilldependupondesign,serviceconditions,mechanicalproperties,andhigh-temperaturecharacteristics.Note1&8212;Thecommitteeformulatingthisspecificationhasincludedfifteensteeltypesthathavebeenratherextensivelyusedforthepresentpurpose.Othercompositionswillbeconsideredforinclusionbythecommitteefromtimetotimeastheneedbecomesapparent.Note2&8212;Forgradesofalloy-steelboltingmaterialsuitableforuseatthelowerrangeofhigh-temperatureapplications,referenceshouldbemadetoSpecificationA354.Note3&8212;Forgradesofalloy-steelboltingmaterialsuitableforuseinlow-temperatureapplications,referenceshouldbemadetoSpecificationA320/A320M.NutsforusewiththisboltingmaterialarecoveredinSection13.SupplementaryRequirementsS1throughS10areprovidedforusewhenadditionaltestsorinspectionaredesired.Theseshallapplyonlywhenspecifiedinthepurchaseorder.Thisspecificationisexpressedinbothinch-poundunitsandinSIunits.However,unlesstheorderspecifiestheapplicableMspecificationdesignation(SIunits),thematerialshallbefurnishedtoinch-poundunits.Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.
【中国标准分类号】:H49;J13
【国际标准分类号】:77_080_20;21_060_01
【页数】:
【正文语种】:英语


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【英文标准名称】:StandardTestMethodsforAmountofMaterialinSoilsFinerthanNo.200(75-956;m)Sieve
【原文标准名称】:测定土壤中细于200号筛孔(75μm)的土壤总量的标准试验方法
【标准号】:ASTMD1140-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D18.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:砌块;建筑;施工材料;含量测定;土工织物;材料数量;天然石料;岩石;筛选(大小);土壤;石;试验
【英文主题词】:fines;particlesizes;sieveanalysis;washing
【摘要】:Materialfinerthanthe75-x03BC;m(No.200)sievecanbeseparatedfromlargerparticlesmuchmoreefficientlyandcompletelybywetsievingthanwithdrysieving.Therefore,whenaccuratedeterminationsofmaterialfinerthan75-x03BC;msieveinsoilaredesired,thistestmethodisusedonthetestspecimenpriortodrysieving.Usuallytheadditionalamountofmaterialfinerthan75-x03BC;msieveobtainedinthedrysievingprocessisasmallamount.Ifitislarge,theefficiencyofthewashingoperationshouldbechecked,asitcouldbeanindicationofdegradationofthesoil.Withsomesoils,particularlyclayeysoils,inordertokeepthefinermaterialfromadheringtothelargerparticles,itwillbenecessarytosoakthesoilpriortowashingitthroughthesieve.Adeflocculatingagent(dispersingagent)shouldbeaddedtothesoilwhenitissoaked.Note18212;Thequalityoftheresultproducedbythisstandardisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thesetestmethodscoverdeterminationoftheamountofmaterialfinerthana75-m(No.200)sievebywashing.1.2TwomethodsfordeterminingtheamountofmaterialfinerthantheNo.200sieveareprovided.Themethodtobeusedshallbespecifiedbytherequestingauthority.Ifnomethodisspecified,thechoiceshouldbebasedontheguidancegivenin4.2and7.31.2.1MethodA-Testspecimenisnotdispersedpriortowashsieving.1.2.2MethodB-Testspecimenisdispersedbysoakinginwatercontainingadeflocculatingagentpriortowashsieving.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B10
【国际标准分类号】:19_120
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Mechanicalpropertiesofsteelnuts
【原文标准名称】:钢制螺母的机械性能
【标准号】:JISB1052-1998
【标准状态】:作废
【国别】:日本
【发布日期】:1998-01-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonMachineElements
【标准类型】:()
【标准水平】:()
【中文主题词】:材料力学性能;非合金钢;螺母;合金钢;内螺纹;机械试验;钢
【英文主题词】:nuts;internalthreads;mechanicaltesting;unalloyedsteels;alloysteels;steels;mechanicalbehaviourofmaterials
【摘要】:この附属書1は,保証荷重値規定ナット(並目ねじ)を室温で試験をしたときの機械的性質について規定する。機械的性質は温度によって変化するものである。
【中国标准分类号】:J13
【国际标准分类号】:21_060_20
【页数】:42P;A4
【正文语种】:日语



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