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SAE AMS7726 Iron-Nickel-Cobalt Alloy, Wire 53Fe-29Ni-17Co Low Expansion, Glass Sealing, Annealed

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Product Code:SAE AMS7726
Title:Iron-Nickel-Cobalt Alloy, Wire 53Fe-29Ni-17Co Low Expansion, Glass Sealing, Annealed
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a low-expansion iron-nickel-cobalt alloy in the form of wire.
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【英文标准名称】:Indexofelectricalmeasuringapparatususedinconnectionwithionizingradiation
【原文标准名称】:在电离辐射方面使用的电气测量仪器索引
【标准号】:IEC60181-1964
【标准状态】:作废
【国别】:国际
【发布日期】:1964
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:辐射测量;电气工程;测量仪器;电离辐射;辐射;核技术;电学测量仪表
【英文主题词】:radiationmeasurement;radiation;measuringinstruments;nucleartechnology;electricalengineering;ionizingradiation;electricalmeasuringinstruments
【摘要】:
【中国标准分类号】:N20;F80
【国际标准分类号】:17_240
【页数】:62P;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforTestingWaterResistanceofCoatingsUsingWaterImmersion
【原文标准名称】:水浸渍法测试涂层的耐水性能的标准实施规程
【标准号】:ASTMD870-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D01.27
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:adhesion;blistering;immersion;resistance-water;rust;Blistering;Exposuretests--organiccoatings;Immersion--coatings;Lacquer;Organiccoatings;Rust;Varnishes;Waterimmersiontesting;Waterresistance
【摘要】:Immersioninwatercancausethedegradationofcoatings.Knowledgeonhowacoatingresistswaterimmersionishelpfulinpredictingitsservicelife.Failureinawaterimmersiontestmaybecausedbyanumberoffactorsincludingadeficiencyinthecoatingitself,contaminationofthesubstrate,orinadequatesurfacepreparation.Thetestisthereforeusefulforevaluatingcoatingsaloneorcompletecoatingsystems.Waterimmersiontestsareusedforresearchanddevelopmentofcoatingsandsubstratetreatments,specificationacceptance,andqualitycontrolinmanufacturing.Theseteststypicallyresultinapassorfaildetermination,butthedegreeoffailuremayalsobemeasured.Acoatingsystemisconsideredtopassifthereisnoevidenceofwater-relatedfailureafteraspecifiedperiodoftime.Resultsobtainedfromwaterimmersiontestsinaccordancewiththispracticeshouldnotberepresentedasbeingequivalenttoaperiodofexposuretowaterinthenaturalenvironment,untilthedegreeofquantitativecorrelationhasbeenestablishedforthecoatingorcoatingsystem.Corrosiontestsofascribedcoatingonaferroussubstrateareimpracticalinwaterimmersiontestsasthecorrosionproductstendtocontaminatethewaterbath.Continuousoverflowofthetesttankissometimesrequiredtomaintainconsistentwaterquality.Theapparatusforthetestisrelativelyinexpensiveandcanbeassimpleasaglassbeakerwithastirrer.Itisalsopossibletouseverylargetanksfortestingcoatedpipeorotherlargecoatedproducts.1.1Thispracticecoversthebasicprinciplesandoperatingproceduresfortestingwaterresistanceofcoatingsbythepartialorcompleteimmersionofcoatedspecimensindistilledorde-mineralizedwateratambientorelevatedtemperatures.Althoughtheapparatusandprocedurecouldbeemployedinimmersiontestsusingsolutionsofvariousmaterialsinwater,thispracticeislimitedtotestsinwateralone.1.2Thispracticeislimitedtothemethodsofobtaining,measuring,andcontrollingtheconditionsandproceduresofwaterimmersiontests.Itdoesnotspecifyspecimenpreparation,specifictestconditions,orevaluationofresults.Note18212;AlternativepracticesfortestingthewaterresistanceofcoatingsincludePracticesD1735,D2247,andD4585.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_20
【页数】:3P.;A4
【正文语种】:英语