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【英文标准名称】:StandardTestMethodforClayLumpsandFriableParticlesinAggregates
【原文标准名称】:集料中的土块和易碎颗粒含量的标准测试方法
【标准号】:ASTMC142/C142M-2010
【标准状态】:现行
【国别】:
【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】:C09.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:集料;土块;易碎颗粒;易碎颗粒含量;矿物集料;
【英文主题词】:aggregates;claylumps;friableparticles;Friableparticlescontent;Mineralaggregate;
【摘要】:ThistestmethodisofprimarysignificanceindeterminingtheacceptabilityofaggregatewithrespecttotherequirementsofSpecificationC33.1.1Thistestmethodcoverstheapproximatedeterminationofclaylumpsandfriableparticlesinaggregates.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.Note18212;SievesizesopeningsareidentifiedbytheirSpecificationE11designationwiththeiralternativeSpecificationE11designationgiveninparenthesesforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:2P.;A4
【正文语种】:


【英文标准名称】:Plasticspipingsystemsforhotandcoldwaterinstallations-Polyethyleneofraisedtemperatureresistance(PE-RT)-Fitnessforpurposeofthesystem
【原文标准名称】:冷热水装置用塑料管道系统.耐升温的聚乙烯(PE-RT).适用于系统的配件
【标准号】:BSENISO22391-5-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2010-01-31
【实施或试行日期】:2010-01-31
【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】:弯曲试验;冷水管;压实;高架的;适用性;液压试验;漏泄试验;处理;材料;聚乙烯PE;管系统;塑料管道;塑料管;塑料;聚乙烯;压力测量(流体);耐压性;耐力;卫生装置;规范(验收);温度;温度承受能力;温度稳定性;抗拉试验;温度变化试验;温水;热水供应;给水
【英文主题词】:Bendtesting;Coldwaterconduit;Compactness;Elevated;Fitnessforpurpose;Hydraulicpressuretest;Leaktests;Marking;Materials;PE;Pipingsystem;Plasticpipelines;Plasticpipes;Plastics;Polyethylene;Pressuremeasurement(fluids);Pressureresistance;Resistance;Sanitaryinstallation;Specification(approval);Temperature;Temperatureloadability;Temperaturestability;Tensiletesting;Testonchangesoftemperature;Warmwater;Warmwatersupply;Watersupply
【摘要】:ThispartofISO22391specifiesthecharacteristicsofthefitnessforpurposeofpipingsystemsmadeof-polyethyleneofraisedtemperatureresistance(PE-RT),TypeI,and-polyethyleneofraisedtemperatureresistance(PE-RT),TypeII,intendedtobeusedforhotandcoldwaterinstallationswithinbuildingsfortheconveyanceofwater,whetherornotthewaterisintendedforhumanconsumption(domesticsystems)andforheatingsystems,underthedesignpressuresandtemperaturesappropriatetotheclassofapplicationaccordingtoISO22391-1.ThispartofISO22391coversarangeofserviceconditions(classesofapplication),designpressuresandpipedimensionclasses,andalsospecifiestestparametersandtestmethods.InconjunctionwiththeotherpartsofISO22391,itisapplicabletoPE-RTpipes,fittings,theirjoints,andtojointshavingcomponentsofPE-RTaswellasofotherplasticsandnon-plasticsmaterials,respectively,usedforhotandcoldwaterinstallations.Itisnotapplicabletovaluesofdesigntemperature,maximumdesigntemperatureormalfunctiontemperatureinexcessofthosespecifiedinISO22391-1.NOTEItistheresponsibilityofthepurchaserorspecifiertomaketheappropriateselectionsfromtheseaspects,takingintoaccounttheirparticularrequirementsandanyrelevantnationalregulationsandinstallationpracticesorcodes.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_01;91_140_60;93_025
【页数】:18P.;A4
【正文语种】:英语