CB 335-1988 船用磁罗经方位圈技术条件
作者:标准资料网 时间:2024-05-18 01:24:38 浏览:9429
来源:标准资料网
基本信息
标准名称: | 船用磁罗经方位圈技术条件 |
中标分类: |
船舶 >>
船舶电气、观通、导航设备 >>
导航设备 |
替代情况: | CB 335-1964;被CB/T 335-2005代替 |
发布日期: | |
实施日期: | 1986-12-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 3页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 船舶 船舶电气 观通 导航设备 导航设备
【英文标准名称】:StandardTestMethodsforDeterminationofMaximumDryUnitWeightandWaterContentRangeforEffectiveCompactionofGranularSoilsUsingaVibratingHammer
【原文标准名称】:用振动锤法测定粒状土壤有效压实的最大干燥单位重量和含水量范围的标准试验方法
【标准号】:ASTMD7382-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D18.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测定;烘干;粒状;锤子;土壤的物理性质;土壤;测试;单位重量;含水量
【英文主题词】:density;granularsoil;soilcompaction;unitweight;vibratinghammer;watercontent;
【摘要】:1.1Thesetestmethodscoverthedeterminationofthemaximumdryunitweightandwatercontentrangeforeffectivecompactionofgranularsoils.Avibratinghammerisusedtoimpartasurchargeandcompactiveefforttothesoilspecimen.1.2Thesetestmethodsapplytosoilswithupto35%,bydrymass,passingaNo.200(75-m)sieveiftheportionpassingtheNo.40(425-m)sieveisnonplastic.1.3Thesetestmethodsapplytosoilswithupto15%,bydrymass,passingaNo.200(75-m)sieveiftheportionpassingtheNo.40(425-m)sieveexhibitsplasticbehavior.1.4Thesetestmethodsapplytosoilsinwhich100%,bydrymass,passesthe2-in.(50-mm)sieve.1.5Thesetestmethodsapplyonlytosoils(materials)thathave30%orless,bydrymassoftheirparticlesretainedonthe3/4-in.(19.0-mm)sieve.Note1Forrelationshipsbetweenunitweightsandwatercontentsofsoilswith30%orless,bydrymass,ofmaterialretainedonthe3/4-in.(19.0-mm)sievetounitweightsandwatercontentsofthefractionpassingthe3/4-in.(19.0-mm)sieve,seePracticeD4718.1.6Thesetestmethodswilltypicallyproduceahighermaximumdrydensity/unitweightforthesoilsspecifiedinandthanthatobtainedbyimpactcompactioninwhichawell-definedmoisture-densit
【中国标准分类号】:B10
【国际标准分类号】:13_080_20
【页数】:11P.;A4
【正文语种】:
【英文标准名称】:StandardSpecificationforHot-FormedWeldedandSeamlessHigh-StrengthLow-AlloyStructuralTubing
【原文标准名称】:热成型焊接和无缝高强度低合金结构钢管标准规范
【标准号】:ASTMA618/A618M-2004(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:A01.09
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:high-strengthlow-alloysteel;seamlesssteeltube;steeltube;structuralsteeltubing;weldedsteeltubing;Alloysteeltube--specifications;Hot-formedseamless/weldedsteeltubing--specifications;HSLA(high-strengthlow-alloy)steelsheet/tube--speci
【摘要】:1.1Thisspecificationcoversgradesofhot-formedweldedandseamlesshigh-strengthlow-alloysquare,rectangular,round,orspecialshapestructuraltubingforwelded,riveted,orboltedconstructionofbridgesandbuildingsandforgeneralstructuralpurposes.Whenthesteelisusedinweldedconstruction,theweldingprocedureshallbesuitableforthesteelandtheintendedservice.1.2GradeIIhasatmosphericcorrosionresistanceequivalenttothatofcarbonsteelwithcopper(0.20minimumCu)GradesIaandIbhaveatmosphericcorrosionresistancesubstantiallybetterthanthatofGradeII(Note1).Whenproperlyexposedtotheatmosphere,GradesIaandIbcanbeusedbare(unpainted)formanyapplications.Whenenhancedcorrosionresistanceisdesired,GradeIII,copperlimitsmaybespecified.Note18212;FormethodsofestimatingtheatmosphericcorrosionresistanceoflowalloysteelsseeGuideG101oractualdata.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.
【中国标准分类号】:H48
【国际标准分类号】:23_040_40
【页数】:5P.;A4
【正文语种】:英语