ISO 6447-1983 橡胶密封件供气管和配件用密封环材料规范
时间:2024-05-10 18:12:46 来源: 标准资料网 作者：标准资料网 阅读：8672
【英文标准名称】:Rubberseals;Jointringsusedforgassupplypipesandfittings;Specificationformaterial
【原文标准名称】:橡胶密封件供气管和配件用密封环材料规范
【标准号】:ISO6447-1983
【标准状态】:现行
【国别】:国际
【发布日期】:1983-10
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:抗拉强度;管道;材料规范;橡胶;管联接器;燃气供应;管子接头;密封环;硫化橡胶;橡胶制品;质量管理
【英文主题词】:Gassupply;Materialsspecification;Pipecouplings;Pipelines;Qualitycontrol;Rubber;Rubberproducts;Sealingrings;Tensilestrength;Vulcanizedrubber
【摘要】:Specificationreferstooperatingtemperaturesupto50鳦.Otherrequirements,particularlyfunctionaltestsfortheactualsealingmaterials,shallbespecifiedinnationalstandards.Applicabletojointringsforallpipelinematerialsincludingiron,steel,copper,plastics.Thestandarddoesnotincludejointringsmadefromcellularrubbersorwithenclosedvoids.2tableswithgeneralandoptionalrequirements.
【中国标准分类号】:G43
【国际标准分类号】:23_040_80
【页数】:4P;A4
【正文语种】:英语
【英文标准名称】:Cranes;controls;layoutandcharacteristics;part3:towercranes
【原文标准名称】:起重机控制装置布置形式和特性第3部分:塔式起重机
【标准号】:ISO7752-3-1993
【标准状态】:作废
【国别】:国际
【发布日期】:1993-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC96
【标准类型】:()
【标准水平】:()
【中文主题词】:提升设备;起重机;塔式起重机;控制装置;特性;控制
【英文主题词】:Control;Controldevices;Cranes;Ergonomics;Liftingequipment;Properties;Towercranes
【摘要】:SpecifiestheparticularrequirementsforcontrolsfortowercranesasdefinedinISO4306-1andISO4306-3andthearrangementofbasiccontrolsusedforpositioningloads.Appliestothecontrolsoftowercranesforbuildingandgeneralconstructionworkthatcanbedismantled,permanentlyerectedtowercranes,hammerheadcranes,docksideandshipbuilders'towercranes.Doesnotapplytothecontrolsofpower-drivenmobilejibcraneswhichmaybefittedwithatowerattachmentanderectionmasts,withorwithoutjibs.
【中国标准分类号】:J80
【国际标准分类号】:53_020_20
【页数】:3P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforTheSeparationofAmericiumfromPlutoniumbyIonExchange
【原文标准名称】:用离子交换法从钚中分离镅的标准实施规程
【标准号】:ASTMC1414-2001(2007)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:C26.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:钚;离子交换;镅;分离
【英文主题词】:americium;gammacounting;ionexchange;plutoniumsolutions
【摘要】:Thispracticeisapplicablewhensmallamountsof241Amarepresentinplutoniumsamples(seeTestMethodsC758andC759).Anexampleisthedeterminationof241Amina238Pusample.Thehighspecificactivityof238Pupresentsasafetyhazardthatprecludesitspresenceinacountingfacility.Therefore,itisnecessarytoremovethe238Pupriortothedeterminationof241Am.Whenaplutoniumsolutioncontainsfissionoractivationproducts,thispracticedoesnotseparateallradionuclidesthatinterfereinthedeterminationof241Am,suchastherareearths.1.1Thispracticedescribestheuseofanionexchangetechniquetoseparateplutoniumfromsolutionscontaininglowconcentrationsofamericiumpriortomeasurementofthe241Ambygammacounting.1.2Thispracticecoverstheremovalofplutonium,butnotalltheotherradioactiveisotopesthatmayinterfereinthedeterminationof241Am.1.3Thispracticecanbeusedwhen241Amistobedeterminedinsamplesinwhichtheplutoniumisintheformofmetal,oxide,orothersolidprovidedthatthesolidisappropriatelysampledanddissolved(SeeTestMethodsC758,C759,andC1168).Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:71_060_10
【页数】:2P.;A4
【正文语种】: