BS 3126-1987 韧化聚苯乙烯模制与挤压材料的规范
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来源:标准资料网
【英文标准名称】:Methodofspecifyingtoughenedpolystyrene(SB)mouldingandextrusionmaterials
【原文标准名称】:韧化聚苯乙烯模制与挤压材料的规范
【标准号】:BS3126-1987
【标准状态】:作废
【国别】:英国
【发布日期】:1987-02-27
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:流量率;材料的电学性质;热塑性聚合物;挤压;模制;塑料;试验;尺寸;名称与符号;试样制备;试验条件;材料的机械性能;材料的物理性质;冲击试验;聚苯乙烯;模塑材料;冲击强度;摆式冲击试验;高聚物;软化点;作标记
【英文主题词】:
【摘要】:
【中国标准分类号】:G32
【国际标准分类号】:
【页数】:12P;A4
【正文语种】:英语
Product Code:SAE AMS5622
Title:Steel, Corrosion-Resistant, Bars, Wire, Forgings, Tubing, and Rings, 16Cr - 4.0Ni - 0.30Cb - 4.0Cu, Solution Heat Treated, Precipitation Hardenable, Consumable Electrode Remelted
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a premium aircraft-quality corrosion-resistant steel in the form of bars, wire, forgings, mechanical tubing, flash welded rings, and stock for forging, flash welded rings, or heading.【英文标准名称】:StandardTestMethodsforDeepFoundationsUnderStaticAxialTensileLoad
【原文标准名称】:静态轴向抗拉荷载下深地基的标准试验方法
【标准号】:ASTMD3689-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D18.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建筑;施工材料;天然石料;桩;岩石;石;抗拉荷载;抗拉强度;测试
【英文主题词】:axialstatictensilepilecapacity;fieldtesting;jack;loadcell;loadingprocedure;referencebeam
【摘要】:Fieldtestsprovidethemostreliablerelationshipbetweentheaxialloadappliedtoadeepfoundationandtheresultingaxialmovement.Testresultsmayalsoprovideinformationusedtoassessthedistributionofsideshearresistancealongthepileshaftandthelong-termload-deflectionbehavior.Afoundationdesignermayevaluatethetestresultstodetermineif,afterapplyinganappropriatefactorofsafety,thepileorpilegrouphasanultimatestaticcapacityandadeflectionatserviceloadsatisfactorytosupportaspecificfoundation.Whenperformedaspartofamultiple-piletestprogram,thedesignermayalsousetheresultstoassesstheviabilityofdifferentpilingtypesandthevariabilityofthetestsite.Iffeasible,withoutexceedingthesafestructuralloadonthepile(s)orpilecap,themaximumloadappliedshouldreachafailureloadfromwhichtheengineermaydeterminetheultimateaxialstatictensileloadcapacityofthepile(s).Teststhatachieveafailureloadmayhelpthedesignerimprovetheefficiencyofthefoundationbyreducingthepilinglength,quantity,orsize.Ifdeemedimpracticaltoapplyaxialtestloadstoaninclinedpile,theengineermayelecttouseaxialtestresultsfromanearbyverticalpiletoevaluatetheaxialcapacityoftheinclinedpile.Note18212;Thequalityoftheresultproducedbythesetestmethodsisdependentonthecompetenceofthepersonnelperformingit,andthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthesetestmethodsarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliableresults.Reliableresultsdependonmanyfactors;PracticeD3740providesameansofevaluatingsomeofthosefactors.1.1Thetestmethodsdescribedinthisstandardmeasuretheaxialdeflectionofaverticalorinclineddeepfoundationwhenloadedinstaticaxialtension.Thesemethodsapplytoalldeepfoundations,referredtohereinas"piles,"thatfunctioninamannersimilartodrivenpilesorcastinplacepiles,regardlessoftheirmethodofinstallation,andmaybeusedfortestingsinglepilesorpilegroups.Thetestresultsmaynotrepresentthelong-termperformanceofadeepfoundation.1.2Thisstandardprovidesminimumrequirementsfortestingdeepfoundationsunderstaticaxialtensileload.Plans,specifications,provisions,oranycombinationthereofpreparedbyaqualifiedengineermayprovideadditionalrequirementsandproceduresasneededtosatisfytheobjectivesofaparticulartestprogram.Theengineerinresponsiblechargeofthefoundationdesign,referredtohereinastheengineer,shallapproveanydeviations,deletions,oradditionstotherequirementsofthisstandard.1.3Thisstandardallowsthefollowingtestprocedures:1.4Apparatusandprocedureshereindesignated"optional"mayproducedifferenttestresultsandmaybeusedonlywhenapprovedbytheengineer.Theword"shall"indicatesamandatoryprovision,andtheword"should"indicatesarecommendedoradvisoryprovision.Imperativesentencesindicatemandatoryprovisions.1.5Aqualifiedgeotechnicalengineershouldinterpretthetestresultsobtainedfromtheproceduresofthisstandardsoastopredicttheactualperformanceandadequacyofpilesusedintheconstructedfoundation.Seeforcommentsregardingsomeofthefactorsinfluencingtheinterpretationoftestresults.1.6Aqualifiedengineershalldesignandapproveallloadingapparatus,loadedmembers,supportframes,andtestprocedures.Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymat......
【中国标准分类号】:P22
【国际标准分类号】:93_020
【页数】:13P.;A4
【正文语种】:
