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ASME B18.2.4.3M-1979 米制六角开槽螺母

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【英文标准名称】:MetricSlottedHexNutsErrata-May1981
【原文标准名称】:米制六角开槽螺母
【标准号】:ASMEB18.2.4.3M-1979
【标准状态】:现行
【国别】:美国
【发布日期】:1979-01-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:螺母;槽顶圆螺母;锁定装置及定位装置;标识;六角螺母;尺寸;米制的
【英文主题词】:Designations;Dimensions;Hexagonnuts;Lockingandlocatingdevices;Metric;Nuts;Slottedroundnuts
【摘要】:ThisstandardcoversthecompletegeneralanddimensionaldataformetricslottedhexnutsrecognizedasAmericanNationalStandard.Theinclusionofdimensionaldatainthisstandardisnotintendedtoimplythatallofthenutsizesinconjunctionwiththevariousoptionsdescribedhereinarestockitems.Purchasersarerequestedtoconsultwithmanufacturersconcerninglistsofstockproductionslottedhexnuts.
【中国标准分类号】:J13
【国际标准分类号】:21_060_20
【页数】:15P.;A4
【正文语种】:英语


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MIL-R-3285 (AMENDMENT 1), MILITARY SPECIFICATION: RIFLES, U. S., CALIBER. 30, M1 AND M1C (19 AUG 1953)., This amendment forms a part of Military Specification MIL-R-3285, 8 September 1960, and has been approved bythe Department of the Army, the Navy, and the Air Force【英文标准名称】:StandardPracticeforConductingMoistSO2Tests
【原文标准名称】:对金属进行潮湿二氧化硫(SO2)的腐蚀试验的标准实施规程
【标准号】:ASTMG87-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:G01.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:腐蚀;潮气;磨损;金属;试验
【英文主题词】:apparatus;specimen;moisture;sulfur;dioxide;exposure
【摘要】:Moistaircontainingsulfurdioxidequicklyproduceseasilyvisiblecorrosiononmanymetalsinaformresemblingthatoccurringinindustrialenvironments.Itisthereforeatestmediumwellsuitedtodetectporesorothersourcesofweaknessinprotectivecoatingsanddeficienciesincorrosionresistanceassociatedwithunsuitablealloycompositionortreatments.Theresultsobtainedinthetestshouldnotberegardedasageneralguidetothecorrosionresistanceofthetestedmaterialsinallenvironmentswherethesematerialsmaybeused.PerformanceofdifferentmaterialsinthetestshouldonlybetakenasageneralguidetotherelativecorrosionresistanceofthesematerialsinmoistSO2service.1.1Thispracticecoverstheapparatusandproceduretobeusedinconductingqualitativeassessmenttestsinaccordancewiththerequirementsofmaterialorproductspecificationsbymeansofspecimenexposuretocondensedmoisturecontainingsulfurdioxide.1.2Theexposureconditionsmaybevariedtosuitparticularrequirementsandthispracticeincludesprovisionsforuseofdifferentconcentrationsofsulfurdioxideandfortestseitherrunningcontinuouslyorincyclesofalternateexposuretothesulfurdioxidecontainingatmosphereandtotheambientatmosphere.1.3Thevariantofthetesttobeused,theexposureperiodrequired,thetypeoftestspecimen,andthecriteriaoffailurearenotprescribedbythispractice.Suchdetailsareprovidedinappropriatematerialandproductpurchasespecifications.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifanyassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificwarningstatement,see4.3.
【中国标准分类号】:H25
【国际标准分类号】:77_060
【页数】:6P.;A4
【正文语种】: