ISO 12000-1996 塑料/橡胶.聚合物的分散及橡胶乳(天然的和合成的)的清析度和试验方法的复审
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【英文标准名称】:Plastics/rubber-Polymerdispersionsandrubberlatices(naturalandsynthetic)-Definitionsandreviewoftestmethods
【原文标准名称】:塑料/橡胶.聚合物的分散及橡胶乳(天然的和合成的)的清析度和试验方法的复审
【标准号】:ISO12000-1996
【标准状态】:作废
【国别】:国际
【发布日期】:1996-11
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:水分散体;测定;均聚物;特性;橡胶;试验;试验;塑料;弹性体;胶乳;共聚物
【英文主题词】:homopolymers;tests;copolymers;rubber;latices;determination;plastics;testing;aqueousdispersions;properties;elastomers
【摘要】:
【中国标准分类号】:G31
【国际标准分类号】:83_060;83_040_10
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:Seeddrills.Methodsoftestforseeddrillsforrows
【原文标准名称】:播种机.行列式条播机试验方法
【标准号】:BS6978-2-1990
【标准状态】:现行
【国别】:英国
【发布日期】:1990-06-30
【实施或试行日期】:1990-06-30
【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】:准确度;农用设备;流量计量;流量率;公式(数学);性能测试;栽种机;条播机;播种机;试验结果;试验;测试条件;测试
【英文主题词】:Accuracy;Agriculturalequipment;Flowmeasurement;Flowrates;Formulae(mathematics);Performancetesting;Plantingmachines;Seeddrills;Sowingmachines;Testresults;Testing;Testingconditions;Tests
【摘要】:Testmethodforseeddrillsforsowinginlines,includingseeddrillsattachedtoabasicmachine.
【中国标准分类号】:B91
【国际标准分类号】:65_060_30
【页数】:20P.;A4
【正文语种】:英语
【英文标准名称】:PrestressedConcretePressurePipe,Steel-CylinderType
【原文标准名称】:预应力混凝土压力管.钢筒型
【标准号】:ANSI/AWWAC301-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-01-11
【实施或试行日期】:2007-06-01
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:AWWA
【标准类型】:()
【标准水平】:()
【中文主题词】:混凝土压力管;压力管;给水
【英文主题词】:Concretepressurepipes;Pressurepipes;Watersupply
【摘要】:Thisstandarddescribesthemanufactureofcircumferentiallyprestressedconcretepressurepipewithasteelcylinderandwirereinforcementinsizes16in.(410mm)through144in.(3,660mm).Largersizeshavebeenmanufacturedbasedontheconceptspresentedinthisstandard.Thestandarddescribestwotypesofprestressedpipe:(1)lined-cylinderpipewithacorecomposedofasteelcylinderlinedwithconcreteandsubsequentlywire-wrappedandcoatedwithpremixedmortar,and(2)embedded-cylinderpipewithacorecomposedofasteelcylinderencasedinconcreteandsubsequentlywirewrappedandcoatedwithpremixedcementmortar.ThedesignofprestressedconcretepipeisnotpresentedinthisstandardbutisthesubjectofANSI/AWWAC304,DesignofPrestressedConcreteCylinderPipe.ANSI/AWWAC301alsodoesnotincluderequirementsforhandling,delivering,laying,fieldtesting,ordisinfectingofpipe.SeeAWWAManualM9,ConcretePressurePipe,forthisinformation.1.1.1Essentialrequirements.Thepipeshallhavethefollowingprincipalfeatures:aweldedsteelcylinderwithsteeljointringsweldedtoitsends;forlined-cylinderpipe,acoreconsistingofaliningofconcretewithinthesteelcylinder,orforembedded-cylinderpipe,acoreconsistingofthesteelcylinderencasedinconcrete;reinforcementconsistingofhigh-tensilewirewoundaroundtheoutsideofthecoreinoneormorelayersatapredeterminedstressandfastenedsecurelyatitsends;acoatingofdensemortarcoveringthecoreandwire,exceptforthenecessarilyexposedsurfacesofthejointrings;andaself-centeringjointwithapreformedgasketofrubber,designedsothatthejointwillbewatertightunderallconditionsofservice.Lined-cylinderpipeshallbeusedforpipesizesuptoandincluding20in.(510mm)andmaybeusedforpipesizesuptoandincluding60in.(1,520mm).Embeddedcylinderpipemaybeusedforpipesizes24in.(610mm)through60in.(1,520mm)andshallbeusedforlargerpipe.Forembedded-cylinderpipe,atleastonethirdofthetotalcorethicknessshallbeoutsidethecylinder.
【中国标准分类号】:Q81
【国际标准分类号】:93_025;77_140_75
【页数】:48P.;A4
【正文语种】:英语
