【英文标准名称】:Chimneys-Clay/ceramicflueliners-Requirementsandtestmethods(includingcorrigendumAC:1999andamendmentA1:2002);GermanversionEN1457:1999+AC:1999+A1:2002,CorrigendatoDINEN1457:2003-04;GermanversionEN1457:1999/A1:2002/AC:2007
【原文标准名称】:烟囱.粘土/陶瓷烟道内衬.要求和试验方法(包括技术勘误AC-1999和修改件A1-2002)
【标准号】:DINEN1457Berichtigung2-2007
【标准状态】:作废
【国别】:德国
【发布日期】:2007-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:CE标记;陶瓷管;陶瓷;烟囱;分类;组件;合格;建筑;施工材料;建筑系统部件;结构产品;交货条件;尺寸;排气管;排气系统;耐火性;配件;烟道内衬;气密性;不渗透性;工业设施;内层;内管;作标记;材料;开口;产品标准;质量保证;质量控制;质量监督;抽样方法;旁边;烟斗;规范(验收);测试;热阻;密封性;公差(测量);吸水率
【英文主题词】:CEmarking;Ceramicpipes;Ceramics;Chimneys;Classification;Components;Conformity;Construction;Constructionmaterials;Constructionsystemsparts;Constructionalproducts;Deliveryconditions;Dimensions;Exhaustpipes;Exhaustsystems;Fireresistance;Fittings;Fluelinings;Gastightness;Impermeability;Industrialfacilities;Innerlayers;Internaltubes;Marking;Materials;Openings;Productstandards;Qualityassurance;Qualitycontrol;Qualitysurveillance;Samplingmethods;Side;Smokefunnel;Specification(approval);Testing;Thermalresistance;Tightness;Tolerances(measurement);Waterabsorption
【摘要】:
【中国标准分类号】:Q72
【国际标准分类号】:91_060_40
【页数】:2P.;A4
【正文语种】:德语


【英文标准名称】:PracticeforSubmersionofaMembraneSwitch
【原文标准名称】:膜片开关的浸没规程
【标准号】:ASTMF1895-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:F01.18
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:immersion;membraneswitch;submersion;waterimmersion;Immersion;Ingressresistance;Membraneswitches;Resistance;Submersion;Waterimmersiontesting
【摘要】:Thepresenceofwaterinsideamembraneswitchcanaffectitsmechanicaloperationorelectricalfunctionality,orboth.Electricalfailurecanresultasshortcircuitsduetosilvermigrationorexceedingthespecifiedresistanceduetooxidation.Thistestmethodestablishesaproceduretoverifytheabilityofamembraneswitchtoresisttheentryofliquidinitselforafinishedproduct,orboth.Itisusefulinidentifyingdesigndeficiencies.Submersiontestingmaybedestructive,thereforeanysamplestestedshouldbeconsideredunfitforfutureuse.1.1Thistestmethodestablishesproceduresforthesubmergingofamembraneswitchtoverifyresistancetoingressofaspecifiedliquid.1.2Thistestmethodcanalsobeusedtoverifytheabilityofamembraneswitchorgraphicslayertoactasaliquidsealforafinishedproduct.1.3Additionaltestmethodsorpracticescanbeincorporatedtoinvestigatespecificresultsorcapabilities.1.4ThistestmethodisamodificationofNationalElectricalManufacturersAssoc.(NEMA)Publication250-1991Section6.10,whichisatestforsubmersionofafinishedproducthousing.1.5Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:K31
【国际标准分类号】:31_220_20
【页数】:2P.;A4
【正文语种】:英语