DIN EN 3972-2007 航空航天系列.FE-PL1507(40CrMoV12)钢.消耗电极再熔炼.硬化调质钢.机加工用棒材.D≤50mm.1250MPa≤R≤1400MPa
时间:2024-05-22 04:49:20 来源: 标准资料网 作者：标准资料网 阅读：8948
【英文标准名称】:Aerospaceseries-SteelFE-PL1507(40CrMoV12)-Consumableelectroderemelted-Hardenedandtempered-Barformachining-D≤50mm-1250MPa≤R≤1400MPa;GermanandEnglishversionEN3972:2006
【原文标准名称】:航空航天系列.FE-PL1507(40CrMoV12)钢.消耗电极再熔炼.硬化调质钢.机加工用棒材.D≤50mm.1250MPa≤R≤1400MPa
【标准号】:DINEN3972-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-04
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:航空航天运输;航空运输;飞行器;棒材;化学成分;尺寸;电极;淬火的;热处理;材料名称;材料有屑加工;材料;机械性能;熔化;多语种的;物理性能;竿材;特性;航天运输;规范(验收);弹簧金属丝;钢;试验
【英文主题词】:
【摘要】:Thisstandardspecifiestherequirementsrelatingto:SteelFE-PL1507(40CrMoV12)ConsumableelectroderemeltedHardenedandtemperedBarformachiningD50mm1250MPaRm1400MPaforaerospaceapplications.
【中国标准分类号】:V11
【国际标准分类号】:49_025_10
【页数】:14P.;A4
【正文语种】:多种语言
【英文标准名称】:StandardTestMethodforEnvironmentalStressCrackResistance(ESCR)ofPlasticTightheadDrumsNotExceeding60Gal(227L)inRatedCapacity
【原文标准名称】:额定容量不超过60加仑(227公升)的塑料密封头圆筒的耐环境应力裂开(ESCR)的标准试验方法
【标准号】:ASTMD5571-1994(2005)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:D10.23
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:耐环境应力裂开ESCR法;额定容量不超过60加仑(227公升);航运材料;密封头圆筒;塑料密封头圆筒;包装;通用塑料;规程;使用;圆筒;容器;航运;内压力;堆码;压力试验
【英文主题词】:drum;environmentalstresscrack;internalpressure;plastic;stacking;stresscrack;tighthead
【摘要】:Theseproceduresprovideanindicationoftheenvironmentalstress-crackresistanceofplastictightheaddrums.Thistestmethodmaybeusedfordeterminingtheapplicabilityofvariousplasticresins,molddesigns,processingtechniquesandparametersforplastictightheaddrums.Environmentalstresscrackingisindicativeofwhatresultswhenacontainerisexposedtochemicalagentssuchassoaps,organics,bleaches,oranysurfaceactivesolutionswhileunderconditionsofstress.Environmentalstresscrackingisamechanismofchemicalattackthatishighlydependentuponthetestreagent,resin,drummanufacturingorprocessinghistory,exposuretemperature,andappliedstress.Thecombinationofthesefactorsmayresultineventualstresscrackfailure.Bothproceduresminimizethepotentialfortestvariabilitybyprovidingtheuserwithrigidlydefinedtestconditions.Thistestmethodmaybeusedasdesignqualificationandauditingtoolsforplastictightheaddrums.Thistestmethodisnotmeanttoprovideaquantitativevalueofmeasurement(thatis,numberofdaystofailure).Itisintendedonlyasapass/failprocedureinaccordancewithuser’specifications,orasagreeduponbetweentheuserandsupplier.Itisnotintendedasapredictororindicatoroffieldperformanceregardingtimetofailure.1.1Thistestmethodprovidesanindicationoftheenvironmentalstresscrackresistanceofplastictightheaddrumsasasummationoftheeffectsofcontainerdesign,resin,manufacturingconditions,fieldperformance,andotherfactors.1.2Thistestmethodmaybeusedtoevaluateaplasticdrum'sresistancetofailurebycrackingwheninthepresenceofchemicalandphysicalstresses.1.3Twoproceduresareprovidedasfollows:1.3.1ProcedureA8212;Internalpressurestresscrackresistancemethodtononylphenoxypoly(ethyleneoxy)ethanolsolution,astresscrackingreagent.Theinternalpressureiscontrolledataconstantelevatedpressureandtemperature.1.3.2ProcedureB8212;Top-loadstresscrackresistancemethodtononylphenoxypolyethanol,astresscrackingreagent.Thecompressivetoploadiscontrolledataconstantweightwhilemaintaininganelevatedtemperature.1.4Althoughtheseproceduresarenotdesignedtotesttheabilityoftheclosureorclosuregasketmaterialtoretainthetestreagent,theinclusionofclosurefailureasacontainerfailuremodeisoptional.However,leakagethroughaclosuremayaffecttheinternalpressurethatcouldaffectthetestresults.1.5Thistestmethoddoesnotattempttoaddressallfactorsthatcouldleadtostresscrackingofplasticdrums.Theuserofthisstandardmayuseothertestparameters,suchastoploads,chemicalreagents,etc.,asagreeduponbetweentheuserandsupplierintheeventofadrumqualificationorpurchaseagreement.1.6Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsaregivenin6.2.
【中国标准分类号】:G33
【国际标准分类号】:55_140
【页数】:4P.;A4
【正文语种】:
【英文标准名称】:StandardPracticeforMoldingRoller-CompactedConcreteinCylinderMoldsUsingaVibratingHammer
【原文标准名称】:用振动锤在混凝土模具中模塑碾实混凝土的标准实施规程
【标准号】:ASTMC1435/C1435M-2006
【标准状态】:作废
【国别】:美国
【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(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:混凝土;筒;锤子;碾实混凝土
【英文主题词】:Concrete;Concretes;Cylinders;Hammers;Rollercompactedconcretes
【摘要】:
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:4P;A4
【正文语种】:英语