热门站点| 世界资料网 | 专利资料网 | 世界资料网论坛
收藏本站| 设为首页| 首页

ASTM E1514-1998(2003) 结构级固定接缝屋面钢板系统

作者:标准资料网 时间:2024-05-17 15:05:40  浏览:9593   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardSpecificationforStructuralStandingSeamSteelRoofPanelSystems
【原文标准名称】:结构级固定接缝屋面钢板系统
【标准号】:ASTME1514-1998(2003)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:E06.57
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:钢;屋顶层
【英文主题词】:anchorage;clips;coatings;construction;deflection;endlaps;environmental;exposed;exposure;fasteners;flashings;galvanized;installation;joints;loading;loads;low-sloped;metal;oilcanning;panels;penetrations;ponding;roof;sealer;seismic;
【摘要】:1.1Thisspecificationcoversthedesign,construction,andweatherabilityofstructuralstandingseamsteelroofpanelsystems.Itincludesperformancerequirementsforthefollowingelementsonly:panels,concealedpanelclips,panel/clipanchorage,andpaneljointsealers.Note18212;Thesesystemsareusedonbothlow-slopeandsteep-sloperoofapplications.Theyalsoareusedwithorwithoutanunderlyingdeckorsheathing.1.2Theobjectiveofthisspecificationistoprovidefortheoverallperformanceofthestructuralstandingseamsteelroofpanelsystemasdefinedinduringitsservicelifeinordertoprovideweatherprotection,carrythespecifieddesignloads,andallowproperaccessovertheroofsurfaceinordertoprovideforperiodicmaintenanceofequipmentbytheowner.1.3Inadditiontostructural,thespecifiershallevaluateothercharacteristicsbeyondthescopeofthisspecificationthataffectthefinalchoiceofroofconstruction.Theseinclude,butarenotlimitedto,functional,legal,insurance,andeconomicconsiderations.SeeAppendixX1forspecifier''schecklist.1.4Thespecificationisnotintendedtoexcludeproductsorsystemsnotcoveredbythereferenceddocuments.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.6Thetextofthisspecificationcontainsnotesandfootnotesthatprovideexplanatoryinformationandarenotrequirementsofthisspecification.
【中国标准分类号】:P32
【国际标准分类号】:91_060_20
【页数】:5P.;A4
【正文语种】:


下载地址: 点击此处下载
【英文标准名称】:Informationtechnology-FibreDistributedDataInterface(FDDI)-Part6:StationManagement(SMT)
【原文标准名称】:信息技术光纤分布式数据接口(FDDI)第6部分:站管理
【标准号】:ISO/IEC9314-6-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-08
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:网络互连;接口;光纤分布数据接口(FIBERDISTRIBUTEDDATAINTERFACE);信息技术;界面;光学纤维;数据接口;控制规程;定义;数据传输;信息交换;光波导;数据处理;通信规程
【英文主题词】:
【摘要】:ThispartofISO/IEC9314specifiestheStationManagement(SMT)fortheFibreDistributedDataInterface(FDDI).FDDIprovidesahighbandwidth(100megabitspersecond)generalpurposeinterconnectionamongcomputersandperipheralequipmentusingopticalfibreasthetransmissionmediuminaringconfiguration.FDDIcanbeconfiguredtosupportasustainedtransferrateofapproximately80megabits(10megabytes)persecond.TheuseofdualattachmentstationswithdualMACsallowstheseratestobedoubledunderthecircumstanceofafault-freeFDDIring.FDDIestablishestheconnectionamongmanystations(nodes)distributedoverdistancesofseveralkilometresinextent.DefaultvaluesforFDDIwerecalculatedonthebasisof1000physicalconnectionsandatotalfibrepathlengthof200km.TheFDDIconsistsofa)APhysicalLayer(PL),whichprovidesthemedium,connectors,opticalbypassing,anddriver/receiverrequirements.PLalsodefinesencode/decodeandclockrequirementsasrequiredforframingthedatafortransmissiononthemediumortothehigherlayersoftheFDDI.ForthepurposesofthispartofISO/IEC9314,referencestothePLaremadeintermsofthePhysicalLayerprotocol(PHY)andthePhysicalLayerMediaDependent(PMD)entitieswhicharetheupperandlowersublayersofPL,respectively.b)ADataLinkLayer(DLL)whichcontrolstheaccessingofthemediumandthegenerationandverificationofframechecksequencestoassuretheproperdeliveryofvaliddatatothehigherlayers.DLLalsoconcernsitselfwiththegenerationandrecognitionofdeviceaddressesandthepeer-to-peerassociationswithintheFDDInetwork.ForthepurposesofthispartofISO/IEC9314,referencestotheDLLaremadeintermsoftheMediaAccessControl(MAC)entitywhichisthelowestsublayerofDLL.c)AStationManagement(SMT)standard,thispartofISO/IEC9314,whichprovidesthecontrolnecessaryatthestation(node)leveltomanagetheprocessesunderwayinthevariousFDDIlayerssuchthatastationmayworkcooperativelyasapartofanFDDInetwork.SMTshallprovideservicessuchasconnectionmanagement,stationinsertionandremoval,stationinitialization,configurationmanagement,faultisolationandrecovery,communicationsprotocolforexternalauthority,schedulingpolicies,andcollectionofstatistics.ThedefinitionofSMTascontainedhereinincludesthesetofservicesthatitprovidesfor,andreceivesfrom,theotherentitiesthatarecontainedwithinanode.WithinSMTresidesbothknowledgeoftheuniquenessofthisnodeandthecurrentnetworkstructuretotheextentthatthisnode'sfunctionisaffected.ThesetofInternationalStandardsforFDDI,ISO/IEC9314,specifiestheinterfaces,functionsandoperationsnecessarytoinsureinteroperabilitybetweenconformingFDDIimplementations.ThispartofISO/IEC9314isafunctionaldescription.Conformingimplementationsmayemployanydesigntechniquewhichdoesnotviolateinteroperability.
【中国标准分类号】:L78
【国际标准分类号】:33_180_01;35_110
【页数】:194P;A4
【正文语种】:英语


基本信息
标准名称:耐压船体法兰连接尺寸和密封面
中标分类: 船舶 >> 船舶管路附件 >> 船用管件
替代情况:CB 537-1967;被CB 537-1999代替
发布日期:
实施日期:2004-12-01
首发日期:
作废日期:
出版日期:
页数:2页
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 船舶 船舶管路附件 船用管件

版权声明:所有资料均为作者提供或网友推荐收集整理而来,仅供爱好者学习和研究使用,版权归原作者所有。
如本站内容有侵犯您的合法权益,请和我们取得联系,我们将立即改正或删除。
京ICP备14017250号-1