ASTM D1784-2008 硬质聚氯乙烯(PVC)化合物和氯化聚氯乙烯(CPVC)化合物的标准规范

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【英文标准名称】:StandardSpecificationforRigidPoly(VinylChloride)(PVC)CompoundsandChlorinatedPoly(VinylChloride)(CPVC)Compounds
【原文标准名称】:硬质聚氯乙烯(PVC)化合物和氯化聚氯乙烯(CPVC)化合物的标准规范
【标准号】:ASTMD1784-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D20.15
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:chlorinatedpoly(vinylchloride)(CPVC);CPVCcompounds;poly(vinylchloride)(PVC);PVCcompounds;recycleplastics;rigidPVC;Chlorinatedpoly(vinylchloride)(CPVC)--specifications;Plastics--specifications;Poly(vinylchloride)(PVC)--specificatio
【摘要】:1.1ThisspecificationcoversrigidPVCandCPVCcompoundsintendedforgeneralpurposeuseinextrudedormoldedform,includingpipingapplicationsinvolvingspecialchemicalandacidresistanceorheatresistance,composedofpoly(vinylchloride),chlorinatedpoly(vinylchloride),orvinylchloridecopolymerscontainingatleast80%vinylchloride,andthenecessarycompoundingingredients.Thecompoundingingredientsshallbepermittedtoconsistoflubricants,stabilizers,non-poly(vinylchloride)resinmodifiers,pigments,andinorganicfillers.Note18212;Selectionofspecificcompoundsforparticularendusesorapplicationsrequiresconsiderationofothercharacteristicssuchasthermalproperties,opticalproperties,weatherresistance,etc.Specificrequirementsandtestmethodsforthesepropertiesshallbebymutualagreementbetweenthepurchaserandtheseller.Note28212;Thelistofcompoundingingredientsin1.1isnotmeanttobeanexhaustivelistofallowablecompoundingredients.Inadditiontothecompoundingingredientslisted,othersmayalsobeused.Thelistofcompoundingingredientsin1.1doesnotimplythateveryingredientlistedisarequiredingredient.Somecompoundsmaynotcontainalltheingredientslistedin1.1.1.2Therequirementsinthisspecificationareintendedforthequalitycontrolofcompoundsusedtomanufacturefinishedproducts.Thesepropertiesarebasedondataobtainedusingstandardtestspecimenstestedunderspecifiedconditions.Theyarenotdirectlyapplicabletofinishedproducts.SeetheapplicableASTMstandardsforrequirementsforfinishedproducts.1.3RigidPVCcompoundsintendedforpipe,fittings,andotherpipingappurtenancesarecoveredinSpecificationsD3915andD4396.1.4RigidPVCcompoundsforexteriorbuildingproductapplicationsarecoveredinSpecificationD4216.1.5Thetextofthisspecificationreferencesnotesandfootnotesthatprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthisspecification.1.6RigidPVCrecycleplasticsmeetingtherequirementsofthisspecificationmaybeusedinsomeapplications.Refertothespecificrequirementsinthematerialsandmanufacturesectionoftheapplicableproductstandard.1.7ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.8Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section11,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note38212;Thisspecificationissimilarincontent(butnottechnicallyequivalent)toISO1163-1:1985andISO1163-2:1980.
【中国标准分类号】:G32
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:英语


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基本信息
标准名称:内照射放射病诊断标准
中标分类: 医药、卫生、劳动保护 >> 卫生 >> 职业病诊断标准
ICS分类: 环保、保健与安全 >> 职业安全、工业卫生
替代情况:替代GBZ 96-2002
发布部门:中华人民共和国卫生部
发布日期:2011-11-23
实施日期:2012-05-01
首发日期:
作废日期:
出版社:中国标准出版社
出版日期:2012-05-01
页数:16页
适用范围

  本标准规定了放射性核素过量摄入所致内照射病的诊断标准及处理原则;适用于事故照射、应急照射后受到的内照射的放射工作人员。在医疗照射以及核战争等情况下的受照人员,也可参照此标准进行诊断和处理。

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所属分类: 医药 卫生 劳动保护 卫生 职业病诊断标准 环保 保健与安全 职业安全 工业卫生
【英文标准名称】:StandardGuideforSelectionofWeirsandFlumesforOpen-ChannelFlowMeasurementofWater
【原文标准名称】:用于明渠水流量测量的溢流堰和斜槽的选择的标准指南
【标准号】:ASTMD5640-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:D19.07
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:flumes;open-channelflow;waterdischarge;weirs;Flowandflowrate--water;Flumes;Openchannelflow--wastewater;Openchannelflow--water;Selectionguides--testprocedures;Wastewatertesting/treatment;Waterdischarge/velocity;Weirs
【摘要】:Eachtypeofweirandflumepossessesadvantagesanddisadvantagesrelativetotheothertypeswhenitisconsideredforaspecificapplication;consequently,theselectionprocessofteninvolvesreachingacompromiseamongseveralfeatures.Thisguideisintendedtoassisttheuserinmakingaselectionthatishydraulically,structurally,andeconomicallyappropriateforthepurpose.Itisrecognizedthatnotallopen-channelsituationsareamenabletoflowmeasurementbyweirsandflumesandthatinsomecases,particularlyinlargestreams,dischargesmaybestbedeterminedbyothermeans.(See6.2.2.)1.1Thisguidecoversrecommendationsfortheselectionofweirsandflumesforthemeasurementofthevolumetricflowrateofwaterandwastewaterinopenchannelsunderavarietyoffieldconditions.1.2ThisguideemphasizestheweirsandflumesforwhichASTMstandardsareavailable,namely,thin-plateweirs,broad-crestedweirs,Parshallflumes,andPalmer-Bowlus(andotherlong-throated)flumes.However,referenceisalsomadetoothermeasurementdevicesandmethodsthatmaybeusefulinspecificsituations.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P12
【国际标准分类号】:
【页数】:7P.;A4
【正文语种】:英语