【英文标准名称】:Refrigeratingsystemsandheatpumps-Safetyandenvironmentalrequirements-Part2:Design,construction,testing,markinganddocumentation(includesAmendmentA1:2009);EnglishversionofDINEN378-2:2009-10
【原文标准名称】:制冷系统和热泵.安全和环境要求.第2部分:设计,建造,试验,标志和文件,德文版本EN378-2:2008+A1:2009
【标准号】:EN378-2-2009
【标准状态】:现行
【国别】:
【发布日期】:2009-10
【实施或试行日期】:2009-10-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Accidentprevention;Components;Coolingsystems;Design;Documentations;Environmentalrequirements;Heatpumps;Installations;Lists;Marking;Occupationalsafety;Pipelines;Pollutioncontrol;Production;Refrigerants;Refrigeratingplant;Refrigeratingplants;Refrigeration;Safetydevices;Safetyengineering;Safetyofmachinery;Safetyrequirements;Specification(approval);Testing;Workplacesafety
【摘要】:
【中国标准分类号】:P45
【国际标准分类号】:27_080;27_200
【页数】:69P.;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforPoly(VinylChloride)(PVC)PlasticPipeFittings,Schedule40
【原文标准名称】:聚氯乙烯(PVC)塑料管配件的标准规范.表40
【标准号】:ASTMD2466-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:F17.10
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:建筑;配件;管;塑料管;塑料;塑料制品;聚氯乙烯
【英文主题词】:fittings;pressure;PVC;Sch40;sockets;threads
【摘要】:1.1Thisspecificationcoverspoly(vinylchloride)(PVC)Schedule40pipefittings.Includedarerequirementsformaterials,workmanship,dimensions,andburstpressure.Note1Socket-typeCPVCplasticpipefittings,Schedule40,whichwereformerlyincludedinthisstandard,arenowcoveredbySpecificationF438.1.2Theproductscoveredbythisspecificationareintendedforusewiththedistributionofpressurizedliquidsonly,whicharechemicallycompatiblewiththepipingmaterials.Duetoinherenthazardsassociatedwithtestingcomponentsandsystemswithcompressedairorothercompressedgases,somemanufacturersdonotallowpneumatictestingoftheirproducts.Consultwithspecificproduct/componentmanufacturersfortheirspecifictestingprocedurespriortopneumatictesting.Note2Pressurized(compressed)airorothercompressedgasescontainlargeamountsofstoredenergywhichpresentserioussafteyhazardsshouldasystemfailforanyreason.1.3Fittingsuchasunions,flanges,specialplastic-to-metaltransitionsandappurtenancesintendedforusewithPVCpipingarecoveredunderspecificationF1970.1.4Thetextofthisspecificationreferencesnotes,footnotes,andappendixeswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthespecification.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationonly.Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Section,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_040_45
【页数】:6P.;A4
【正文语种】: