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【英文标准名称】:StandardSpecificationforWroughtNickel-IronSoftMagneticAlloys(UNSK94490,K94840,N14076,N14080)
【原文标准名称】:煅制镍铁软磁合金标准规范(UNSK94490,K94840,N14076,N14080)
【标准号】:ASTMA753-2008
【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】:A06.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:bar;billet;nickel-iron;permeability;plate;sheet;strip;wire;Electricalinsulatingmaterials--specifications;Fresnel-reflectorsystem;Iron-nickelalloy--specifications;Magneticalloys(soft);Magneticmaterials/applications--specifications;Nicke
【摘要】:1.1Thisspecificationcoverscommonlyusedwroughtnickel-ironsoftmagneticalloysproducedorsuppliedexpresslyforuseinmagneticcoresandotherpartsrequiringhighmagneticpermeability,highelectricalresistivity,lowcoercivefieldstrength,andlowcoreloss.1.2Thisspecificationcoversmaterialssuppliedbyaproducerorconvertertotheformandphysicalconditiondesiredforfabricationintopartsthatwilllaterbegivenafinalheattreatmenttoachievethedesiredmagneticcharacteristics.Itcoversmaterialssuppliedintheformofforgingbillet;hot-rolledplate,strip,andbar;cold-finishedbar;cold-rolledandannealedsheetandstrip;shapedbarandwire;andwire.1.2.1Thisspecificationdoesnotcovereitherpowdermetallurgicallyproducedorcastparts.1.2.2Thisspecificationlistsrequirementsforstripproductshavingisotropicorsemi-isotropicmagneticpropertiesbutdoesnotincluderequirementsforanisotropicorsquarehysteresisloopalloysoralloysprocessedtoyieldflattenedhysteresisloopsbyuseofheattreatmentsinanappliedmagneticfield.1.2.3Thisspecificationdoesnotcoveralloysmodifiedbytheadditionofelementssuchassulfurandseleniumtoenhancemachinability.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.
【中国标准分类号】:H53
【国际标准分类号】:77_120_40
【页数】:6P.;A4
【正文语种】:英语


【英文标准名称】:SpecificationforMetalInsertFittingsforPolyethylene/Aluminum/PolyethyleneandCrosslinkedPolyethylene/Aluminum/CrosslinkedPolyethyleneCompositePressurePipe
【原文标准名称】:聚乙烯/铝/聚乙烯和交联聚乙烯/铝/交联聚乙烯复合压力管用金属内插件规范
【标准号】:ANSI/ASTMF1974-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:配件;液压系统;压力管;管道配件
【英文主题词】:Fittings;Fluidsystems;Pipefittings;Polyethylene;Pressurepipes
【摘要】:Thisspecificationcoversmetalinsertfittingswithsplitringandcompressionnut(compressionjoint)andmetalinsertfittingswithcoppercrimprings(crimpjoint)forfoursizesofcompositepressurepipe.Thesefittingsareintendedforusein125psi(690kPa)cold-andhot-waterdistributionsystemsoperatingattemperaturesuptoandincluding180F(82C).(Whenusedinpolyethylene/aluminum/polyethylenesystemsthemaximumoperatingtemperatureislimitedbythepipeto140F(60C)andwhereapplicable180F(82C)).Includedaretherequirementsformaterials,workmanship,burstpressure,sustainedpressure,excessivetemperatureandpressure,temperaturecyclingtests,andmarkingstobeusedonthefittingsandrings.Thefittingscoveredbythisspecificationareintendedforuseinpotablewaterdistributionsystemsforresidentialandcommercialapplications,waterservice,undergroundirrigationsystems,andradientpanelheatingsystems,baseboard,snow-andice-meltsystems,andgasesthatarecompatiblewiththecompositepipeandfittings.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIvaluesstatedinparenthesesareprovidedforinformationpurposes.Note1-Thetablesshowthe"nominalsize"inmillimetreswiththeinchsizeinparentheses.Thisexceptionismadetoharmonizethe"nominalsize"withthetwopipestandards,F1281andF1281.Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section9,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J15
【国际标准分类号】:23_040_40
【页数】:
【正文语种】:英语