BS ISO 10303-43-1995 工业自动化系统和集成.产品数据表述和交换.一般集成资源:表述结构

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【英文标准名称】:Industrialautomationsystemsandintegration.Productdatarepresentationandexchange.Integratedgenericresources:Representationstructures
【原文标准名称】:工业自动化系统和集成.产品数据表述和交换.一般集成资源:表述结构
【标准号】:BSISO10303-43-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-10-15
【实施或试行日期】:1995-10-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:自动化;自动化系统;基础;计算机辅助设计;计算机应用;数据元;数据表示;工业产品;信息交流;原理;产品数据;产品说明;表示法;STEP;结构
【英文主题词】:Automation;Automationsystems;Basis;Computeraideddesign;Computerapplications;Dataelements;Datarepresentation;Industrialproducts;Informationexchange;Principle;Productdata;Productdescriptions;Representations;STEP;Structure
【摘要】:ThispartofISO10303specifiestheresourceconstructsthatgroupelementsofproductdataintocollectionsinordertodescribeaspectsofproducts.ThispartofISO10303isapplicabletothedescriptionofpropertiesofproducts.ThefollowingarewithinthescopeofthispartofISO10303:—thespecificationofcontextsforrepresentation;—thespecificationofelementsofrepresentation;—theassociationofelementsofrepresentationwithoneormorecontextsinwhichtheyarecombinedtorepresentaconcept;—theassociationofelementsofrepresentationsuchthatonedefinesanother;—astructureforrelatingtworepresentationssuchthatoneparticipatesinthedefinitionoftheother;—astructureforrelatingtworepresentationsinwhichonedoesnotparticipateinthedefinitionoftheother;—constraintstopreventtherecursivedefinitionofinstancesofanelementofrepresentation;—thespecificationofthetransformationofoneelementofrepresentationtoanotherbyspecifyingtheinputandoutputofthetransformation;—thespecificationofthetransformationofoneelementofrepresentationtoanotherbyspecifyingthetransformingfunction.ThefollowingareoutsidethescopeofthispartofISO10303:—thecompletespecificationoftypesofrepresentation,typesofelementsofrepresentation,andtypesofrepresentationcontext;—thespecificationoftheusesofrepresentation;—theassociationofrepresentationwithanyofitspossibleuses;—constraintsrequiringadirectedrelationshipbetweenrepresentations;NOTEAdirectedrelationshipexistsbetweenitemsAandBifthemeaningoftherelationshipofAtoBisdifferentfromthemeaningofBtoA.AandBarepeersinanon-directedrelationship.AdirectedrelationshipcanbespecifiedinanannotatedEXPRESSschemathatusesorspecializesthisschema.—constraintsforbiddingcyclicstructuresofrelatedrepresentations;—constraintsrequiringadirectedrelationshipbetweenthecontextsinwhichrelatedrepresentationsexist;—constraintsforbiddingcyclicstructuresofrelationshipsbetweenrepresentationcontexts.
【中国标准分类号】:N10
【国际标准分类号】:35_240_50
【页数】:40P.;A4
【正文语种】:英语


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【英文标准名称】:Multilayerpipingsystemsforhotandcoldwaterinstallationsinsidebuildings-Part2:Pipes
【原文标准名称】:建筑物内部热水和冷水装置用多层管道系统.管
【标准号】:BSENISO21003-2-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2008-09-30
【实施或试行日期】:2008-09-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:应用;建筑物;分类;冷水;冷水管;加热系统;加热设备;热水;热水集中供暖;家用(安装)设备;装置;材料;多层系统;使用条件;聚丁烯;PE-X;管道配件;管道装置;管道;管;管系统;塑料管道;塑料管;塑料;聚酯树脂;聚乙烯;聚合材料;聚丙烯;聚氯乙烯;饮用水;PP;PVC-C;建筑物服务设施;可用水;规范(验收);测试;热环境系统;温水;水;输水管道;水常规;给水;给水设施
【英文主题词】:Applications;Buildings;Classification;Coldwater;Coldwaterconduit;Heatedsystems;Heatingequipment;Hotwater;Hot-watercentralheating;Houseinstallations;Installations;Materials;Multilayersystem;Operatingconditions;PB;PE-X;Pipefittings;Pipelineinstallations;Pipelines;Pipes;Pipingsystem;Plasticpipelines;Plasticpipes;Plastics;Polyesterresins;Polyethylene;Polymericmaterials;Polypropylene;Polyvinylchloride;Potablewater;PP;PVC-C;Serviceinstallationsinbuildings;Servicewater;Specification(approval);Testing;Thermalenvironmentsystems;Warmwater;Water;Waterpipelines;Waterpractice;Watersupply;Watersupplyinstallations
【摘要】:ThispartofISO21003specifiesthecharacteristicsofpipesformultilayerpipingsystemsintendedtobeusedforhotandcoldwaterinstallationsinsidebuildingsfortheconveyanceofwater—whetherornotthewaterisintendedforhumanconsumption(domesticsystems)orheatingsystems—underspecifieddesignpressuresandtemperaturesappropriatetotheclassofapplication(seeTable1ofISO21003-1:2008).ItalsospecifiesthetestparametersforthetestmethodsreferredtointhispartofISO21003.ISO21003isareferenceproductstandard.Itisapplicabletomultilayerpipes,fittings,theirjoints,andalsotojointswithcomponentsmadeofotherplasticsandnon-plasticsmaterialsintendedtobeusedforhotandcoldwaterinstallations.ThispartofISO21003isintendedforuseonlyinconjunctionwithalltheotherpartsofISO21003.ISO21003coversarangeofserviceconditions(applicationclasses)anddesignpressures.Itisnotapplicableforvaluesofdesigntemperature,TD,maximumdesigntemperature,Tmax,andmalfunctiontemperature,Tmal,inexcessofthoseinTable1ofISO21003-1:2008.NOTE1Itistheresponsibilityofthepurchaserorspecifiertomaketheappropriateselectionsfromtheseaspects,takingintoaccounttheirparticularrequirementsandanyrelevantnationalregulationsandinstallationpracticesorcodes.Thepolymericmaterialsusedforthestress-designedlayersarethefollowing:polybutylene(PB),polyethyleneofraisedtemperatureresistance(PE-RT),crosslinkedpolyethylene(PE-X),polypropylene(PP)andchlorinatedpoly(vinylchloride)(PVC-C).ThePE-Xusedshallbefullycrosslinkedandshallcomplywiththerequirementsoftherelevantreferenceproductstandard(ISO15875).NOTE2ForthepurposesofISO21003,crosslinkedpolyethylene(PE-X)aswellasadhesivesareconsideredasthermoplasticmaterials.Solid-wallpipeswiththinouterlayers(appliedasprotectionlayersorbarrierlayers,forinstance)arenotcoveredbyISO21003butarespecifiedintheAmendmentstoISO15874-2,ISO15875-2andISO15876-2.Thetotalthicknessofsuchouterlayers,includingthethicknessoftheadhesivesused,shallbeu0,4mm.
【中国标准分类号】:Q81
【国际标准分类号】:91_140_60;23_040_20
【页数】:30P.;A4
【正文语种】:英语


MIL-STD-907B (NOTICE 2), MILITARY STANDARD: ENGINEERING AND DESIGN CRITERIA FOR SHELTERS, EXPANDABLE AND NON-EXPANDABLE (30 JUN 1998) [S/S BY ASTM STANDARD E1925]., MIL-STD-907B, dated 9 September 1985, is hereby canceled. Future acquisitions should refer to ASTM Standard E1925, "Engineering and Design Criteria for Rigid Wall Relocatable Structures".(Application for copies of this ASTM publication should be addressed to the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.)