【英文标准名称】:Colloidalsystems-Methodsforzeta-potentialdetermination-Part1:Electroacousticandelectrokineticphenomena
【原文标准名称】:胶体系统.电动电势测定法.第1部分:电声和动电现象
【标准号】:ISO13099-1-2012
【标准状态】:现行
【国别】:国际
【发布日期】:2012-06
【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/TC24
【标准类型】:()
【标准水平】:()
【中文主题词】:特性记述;胶体化学;胶体;定义;分散;分散剂;电荷;电声学;乳剂;等电位的;数学计算;测量;测量技术;颗粒;孔径;疏松材料;悬浮液;电动电势
【英文主题词】:Characterisations;Colloidchemistry;Colloids;Definitions;Dispersion;Dispersionmedium;Electriccharge;Electroacoustics;Emulsions;Isoelectric;Mathematicalcalculations;Measurement;Measuringtechniques;Particles;Poresizes;Porousmaterials;Suspensions(chemical);Zetapotential
【摘要】:
【中国标准分类号】:A42
【国际标准分类号】:19_120
【页数】:27P;A4
【正文语种】:英语
【英文标准名称】:Installationandmaintenanceoffluesandventilationforgasappliancesofratedinputnotexceeding70kWnet(1st,2ndand3rdfamilygases)-Specificationforinstallationandmaintenanceofventilationforgasappliances
【原文标准名称】:额定热输入量不超过70kW的燃气器具的烟道及通风装置的安装和维修(1类、2类和3类家用煤气).燃气器具用通风装置的安装和维修规范
【标准号】:BS5440-2-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:选择;设备安全;空气;维修;家用的;位置;设计;人员;进气口;无烟道加热器;燃气对流供暖;烟囱;商业的;三类家用煤气;装配;安全措施;有烟道加热器;加热器;水加热器;可开启面积;选址;尺寸;通风;燃气动力装置;燃气供应;排气风扇;烟道;一类家用煤气;二类家用煤气;额定功率
【英文主题词】:Air;Airintakes;Chimneys;Commercial;Design;Domestic;Equipmentsafety;Extractionfans;Fluedheaters;Fluelessheaters;Flues;Gasspaceheating;Gassupply;Gas-powereddevices;Heaters;Installation;Maintenance;Openableareas;Personnel;Position;Ratedpower;Safetymeasures;Selection;Siting;Size;Ventilation;Waterheaters;1stfamilygases;2ndfamilygases;3rdfamilygases
【摘要】:1EquipmentThispartofBS5440specifiestheventilationrequirementsforneworreplacementgasappliancesfordomesticornon-domesticpurposesutilizing1st,2ndor3rdfamilygaseswhichcarrytheCEmarkandwitharatedheatinputnotexceeding70kWbasedonnetCV(netcalorificvalue).ItmayalsobeusedforinstallationsofapplianceswhicharenotrequiredundertheGasAppliances(Safety)Regulations:1995[5]tocarrytheCEmark,e.g.usedappliances.Thisstandarddoesnotcover:a)LPGinstallationscoveredbytherequirementsofBS5482-2andinstallationswithallgasescoveredbyBS5482-3;b)anygasinstallationsincaravans,holidayhomesorresidentialparkhomesconstructedtoconformtoBSEN721orBS3632asappropriate,whichwereinstalledatthetimeofconstruction;c)decorativefueleffectgasappliancesofthetypecoveredbyBS5871-3.NOTE1StandardsthatshouldbeconsultedarelistedinnormativereferencesClause2andthebibliographyattheendofthestandard.NOTE2MaintenancerequirementsrelatingtoexistingventsaregiveninClause7.NOTE3Theinstallershouldcheckthedatagivenwithanappliancetoestablishthebasisonwhichtheheatinputisgiven.Thedatainthisstandardreferstoheatinputexpressedintermsofnetcalorificvalues(CV)withconversiongivenfornaturalgasgrossCVquotedinbracketswhereappropriate.Theratioofgross:netheatinputisapproximately1.11:1fornaturalgas,1.09:1forpropaneand1.08:1forbutane.Forexample,convert9kWinputbasedongrossCVfornaturalgastotheequivalentnetCVinputasfollows.Netinput=9.0/1.11=8.1kW.Thechangetothemethodofquotinginputratingisnotintendedtohaveanysignificanteffectonthesizesofventsrequiredforgasappliancesascomparedwiththepreviousversionofthisstandard(BS5440-2:1989).Thedifferencesingross:netinputratiobetweennaturalgas,propaneandbutanearemarginalandthisfactorhasbeentakenintoaccountwhenspecifyingthemethodofcalculatingventrequirementsin5.2.1.2CompetenceItisessentialthatpersonscarryingouttheinstallationofanygasappliancebecompetenttodoso,and,inthecaseofanyworkthatissubjecttothecurrentGasSafety(InstallationandUse)Regulations,itisessentialtocomplywiththeseregulations.Itisessentialthatpersonswhodesigntheventilationsystemorinstallationhaveaknowledgeandunderstandingofthestandardsandregulationsthatapplytoensurethatthecompletedplanswillproduceasafeandsatisfactoryinstallation.COMMENTARYANDRECOMMENDATIONSON1.2Atthetimeofpublication,thebodywithHSEapprovaltooperateandmaintainaregisterofbusinesseswhoare"membersofaclassofpersons"istheCouncilforRegisteredGasInstallers(CORGI).ThusitisessentialthatallbusinessorselfemployedgasfittersshouldberegisteredwithCORGI.GuidanceontheindividualcompetencyrequiredforgasworkisgivenintheHealthandSafetyCommission'sApprovedCodeOfPractice(ACOP)—Standardsoftraininginsafegasinstallation.[6]PersonsdeemedcompetenttocarryoutgasworkarethosewhoholdacurrentcertificateofcompetenceinthetypeofactivitytobeconductedissuedundertheACOParrangements,orbyacertificationbodyaccreditedbytheUnitedKingdomAccreditationService(UKAS).
【中国标准分类号】:P48
【国际标准分类号】:91_060_40
【页数】:24P.;A4
【正文语种】:英语
基本信息
标准名称: | 钢结构腐蚀防护热喷涂锌、铝及其合金涂层选择与应用导则 |
中标分类: |
综合 >>
基础标准 >>
材料防护 |
替代情况: | 标准内容已被GB/T 19355-2003 涵盖。 |
发布部门: | 全国金属与非金属覆盖层标准化技术委员会 |
发布日期: | 1996-09-03 |
实施日期: | 1997-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 2010-01-20 |
归口单位: | 全国金属与非金属覆盖层标准化技术委员会 |
出版日期: | 1900-01-01 |
页数: | 13 页 |
批文号: | 机械科[1996]685号 |
适用范围
本标准参照BS 5493-1977《钢结构防腐蚀层的实施法规》和BB 4479-1969《被涂覆金属件设计的实施法规》标准中有关热喷涂锌、铝及其合金涂层钢结构腐蚀防护的内容。 本标准规定了常见的各种腐蚀环境条件下钢结构腐蚀防护的热喷涂层体系,适用于钢结构设计人员、用户及用户代表作为选择和应用钢结构腐蚀防护涂层的指南,不适用于本标准未推荐的特殊腐蚀环境。
前言
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引用标准
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所属分类: 综合 基础标准 材料防护