SAE AMS6493 Steel Bars, Forgings, and Tubing, 1.0Cr - 3.25Ni - 0.40Mo (0.17 - 0.22C) Premium Aircraft-Quality, Electrosl
时间:2024-05-23 08:40:53 来源: 标准资料网 作者：标准资料网 阅读：9902
Product Code:SAE AMS6493
Title:Steel Bars, Forgings, and Tubing, 1.0Cr - 3.25Ni - 0.40Mo (0.17 - 0.22C) Premium Aircraft-Quality, Electroslag Remelted or Consumable Electrode Vacuum Remelted
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers a premium aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.These products have been used typically for carburized parts requiring high minimum core hardness with a narrow range, reduced distortion and subject to stringent magnetic particle inspection standards, but usage is not limited to such applications.
【英文标准名称】:Asphaltforroadsandotherpavedareas.Specificationfortransport,laying,compactionandtypetestingprotocols
【原文标准名称】:道路和其他铺砌区用地沥青.运输,敷设和定型测试协议规范
【标准号】:BS594987-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-12-31
【实施或试行日期】:2010-12-31
【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】:集料;地沥青;路面基层;沥青;压实;施工作业;交付;连接件;铺砌区;路面(道路);路面铺筑;道路;压制沥青;摊铺;表面修整;柏油碎石路;温度;运输;定型测试;磨耗层(道路)
【英文主题词】:Aggregates;Asphalts;Basecourses;Bitumens;Compacting;Constructionoperations;Delivery;Joints;Pavedareas;Pavements(roads);Roadsurfacing;Roads;Rolledasphalts;Spreading;Surfacing(exteriorspaces);Tarmacadam;Temperature;Transportation;Typetesting;Wearingcourses(roads)
【摘要】:ThisBritishStandardspecifiesrequirementsforthetransport,layingandcompactionofasphaltmixturesconformingtoBSEN13108?1,BSEN13108?4andBSEN13108?5,anddescribedinPD6691,fromthetimethattheyleavethemixingplantuntiltheyareplacedontheroadreadytoreceiveasuperimposedlayerortraffic.Italsoincludesrequirementsforpreliminaryworkatthelayingsiteneededtoensurethatthesubstrateisfittoreceivetheasphaltandfortheapplicationofbondcoats.WhilethisstandarddoesnotcontainexplicitrequirementsforasphaltmaterialscoveredinotherpartsofBSEN13108orotherproprietaryasphaltmixtures,thegeneralrequirementsofthisstandardmaybeappliedtothosemixtures,inadditiontospecialrequirementsforparticularmixturesspecifiedinindividualqualityplansand/ormethodstatements.NOTE1Theterm“asphalt”usedinthisstandardisthegenerictermusedtodescribethewiderangeofmixturesofaggregateandbituminousbinderindividuallyknownasasphaltconcrete(AC),hotrolledasphalt(HRA),stonemasticasphalt(SMA),porousasphalt(PA)ormasticasphaltandotherproprietarymaterialswhichareavailableforuseinconstructingandmaintainingroadsandotherpavedareasthatareonthemarketintheUK.NOTE2MethodsforensuringthatthecorrectsurfacedrainagecharacteristicsareimpartedtopavementswithporousasphaltsurfacecourseareoutsidethescopeofthisBritishStandard.AnnexAgivesrecommendationsfordeliveryandrollingtemperatures,whileAnnexBprovidesapproximateratesofspreadofasphalt.ProtocolsfortheinitialtypetestingofasphaltmaterialsinaccordancewithBSEN13108?20areincludedinAnnexC,AnnexD,AnnexE,AnnexF,AnnexGandAnnexH.AnnexIprovidesaprotocolforcalibratingandoperatingindirectdensitygauges.AnnexJgivesguidanceonwhenandhowtoapplytackcoats.AnnexKgivesamethodfordeterminingthemaximumbindercontentthatporousasphaltandotherasphaltcancarrywithoutexcessivebinderdrainageduringtransportationandsubsequentlaying.NOTE3BSEN13108?20specifiestestsfordeterminingtheconformityofamixtoanyoftheotherpartsofBSEN13108.Thisissimilartoamixdesignvalidationorjobmixtrial.BSEN13108?20offerssomechoiceinthewayinwhichspecimensaretobepreparedforthepurposesofinitialtypetesting.Sincetheresultsdeterminedwilldependonthemethodofspecimenpreparation,asetofprotocolsshowingtherecommendedUKselectionofsuchprocedures,linkedtotherecommendedspecificationlevelsandclasses,isincludedinthisstandard.InthecaseofHRA,requirementsarespecifiedforprovidingarough?texturedsurfaceonthesurfacecoursetoprovideskid?resistance.Thisstandarddoesnotspecifyrequirementsforasphaltincorporatingbitumenemulsionbinders.Thisstandarddoesnotcoverthesupply,layingandcompactionoflow-temperaturewarmmixandotherreducedtemperatureasphalts.NOTE4BSEN13108iscurrentlybeingreviewedanditisanticipatedthatanyrevisionswillcoverlow?temperatureandcoldmixtures.
【中国标准分类号】:E43
【国际标准分类号】:93_080_20
【页数】:56P.;A4
【正文语种】:英语
【英文标准名称】:Electromagneticcompatibility(EMC).Part4:testingandmeasurementtechniques.Section24:testmethodsforprotectivedevicesforHEMPconducteddisturbance.BasicEMCpublication.
【原文标准名称】:电磁兼容性(EMC).第4部分:试验和测量技术.第24节:HEMP传导干扰用保护装置的试验方法.基本电磁兼容性(EMC)出版物
【标准号】:NFC91-004-24-1997
【标准状态】:现行
【国别】:法国
【发布日期】:1997-11-01
【实施或试行日期】:1997-11-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:L06
【国际标准分类号】:33_100_20
【页数】:13P;A4
【正文语种】:其他