MIL-C-490A

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MIL-C-490A, MILITARY SPECIFICATION: CLEANING AND PREPARATION OF FERROUS AND ZINC COATED SURFACES FOR ORGANIC PROTECTIVE COATINGS (07 MAY 1954) [SUPERSEDES JAN-C-490] [S/S BY TT-C-490]., This specification covers the cleaning and preparation of iron, steel and zinc coated steal for the application of organic coatings (paint, varnish, lacquer, enamel, etc.). When specified or approved this specification may be used on fabricated items which posses some zinc and aluminum surfaces requiring treatment, in addition to the ferrous surfaces.
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【英文标准名称】:StandardTestMethodforApparentDensityofPowdersUsingArnoldMeter
【原文标准名称】:用阿诺德仪表测定金属粉末外观密度的标准试验方法
【标准号】:ASTMB703-1994
【标准状态】:作废
【国别】:美国
【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(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:金属的;金属粉末;试验;金属;密度
【英文主题词】:metallicpowders;testing;density;metals;metallic
【摘要】:
【中国标准分类号】:H70
【国际标准分类号】:77_160
【页数】:3P;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforThreeMethodsofAssessingBuriedSteelTanks
【原文标准名称】:评定地下钢制油罐的三种方法的标准指南
【标准号】:ASTMG158-1998(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:G01.10
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:assessment;cathodicprotection;corrosion;criteria;EPA;evaluation;inspection;model;prediction;regulation;rust;statistical;steel;suitability;tank;ultrasonic;undergroundstoragetank;upgrade;UST;video;visual;Assessment/Assesors;Buried
【摘要】:Thisguideprovidesthreemethodsfordeterminingthesuitabilityofaburiedsteeltanktobeupgradedwithcathodicprotection.ThisguidemaybeusedtoassessanyUST,includingnon-regulatedUSTs.Thisguideprovidesthreealternativemethodsbutdoesnotrecommendanyspecificmethodorapplication.Theresponsibilityforselectionofamethodrestswiththeuser.Thisguidehasspecificrequirementsforvendorprovidedinformationwhichshouldberequestedandreviewedbytheuser.1.1Thisguidecoversprocedurestobeimplementedpriortotheapplicationofcathodicprotectionforevaluatingthesuitabilityofatankforupgradingbycathodicprotectionalone.1.2ThreeproceduresaredescribedandidentifiedasMethodsA,B,andC.1.2.1MethodA8212;Noninvasivewithprimaryemphasisonstatisticalandelectrochemicalanalysisofexternalsiteenvironmentcorrosiondata.1.2.2MethodB8212;Invasiveultrasonicthicknesstestingwithexternalcorrosionevaluation.1.2.3MethodC8212;Invasivepermanentlyrecordedvisualinspectionandevaluationincludingexternalcorrosionassessment.1.3Thisguidepresentsthemethodologyandtheproceduresutilizingsiteandtankspecificdatafordeterminingatank''sconditionandthesuitabilityforsuchtankstobeupgradedwithcathodicprotection.1.4Thetank''sconditionshallbeassessedusingMethodA,B,orC.Priortoassessingthetank,apreliminarysitesurveyshallbeperformedpursuanttoSection8andthetankshallbetightnesstestedpursuantto5.2toestablishthatthetankisnotleaking.1.5Whilethisguideprovidesminimumproceduresforassessingatank''scondition,thisguidedoesnotprovideminimuminstallationproceduresorrequirementsforupgradesofthetankbycathodicprotection.1.6Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E98
【国际标准分类号】:77_140_99
【页数】:10P.;A4
【正文语种】:英语