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JB/T 11259-2011 无损检测仪器 多频涡流检测仪

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基本信息
标准名称:无损检测仪器 多频涡流检测仪
英文名称:Non-destructive testing instrument —Multifrequency eddy current testing equipment
中标分类: 仪器、仪表 >> 试验机与无损探伤仪器 >> 超声波与声放射探伤仪器
ICS分类: 试验 >> 无损检测
发布部门:中华人民共和国工业和信息化部
发布日期:2011-12-20
实施日期:2012-04-01
首发日期:
作废日期:
归口单位:全国试验机标委会
起草单位:爱德森(厦门)电子有限公司、北京航空材料研究院、深圳市华测检测技术股份有限公司、华北电力科学研究院、国核电站运行服务技术公司、辽宁仪表研究所、大亚湾核电运营管理有限责任公司、钢铁研究总院
出版社:机械工业出版社
出版日期:2012-04-01
适用范围

本标准规定了数字式涡流仪的技术要求、试验方法、检验规则和标志、包装、运输、贮存等内容。
本标准适用于制造、使用和维修后多频涡流检测仪的性能试验。

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所属分类: 仪器 仪表 试验机与无损探伤仪器 超声波与声放射探伤仪器 试验 无损检测
【英文标准名称】:Steelsforsimplepressurevessels-Technicaldeliveryrequirementsforplates,stripsandbars;GermanversionEN10207:2005
【原文标准名称】:简单压力容器用钢.钢板、带材和棒材的交货技术条件
【标准号】:EN10207-2005
【标准状态】:现行
【国别】:
【发布日期】:2005-06
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:检验;顺序指示;棒钢;规范(验收);钢;带钢;带材;尺寸;钢的等级;窄条带材;薄钢板;验收规范;调查;钢产品;压力容器;精整;定义;半成品;生产;试验;扁平轧材;作标记;化学成分;薄板材;机械性能;极限偏差;特性;交货条件
【英文主题词】:Acceptancespecification;Chemicalcomposition;Definition;Definitions;Deliveryconditions;Dimensions;Finishes;Flatrolledproducts;Inspection;Limitdeviations;Marking;Mechanicalproperties;Orderindications;Pressurevessels;Production;Properties;Semi-finishedproducts;Sheetmaterials;Sheetsteels;Specification(approval);Steelbars;Steelgrades;Steelproducts;Steelstrips;Steels;Strips;Surveys;Tape;Testing
【摘要】:
【中国标准分类号】:J74;H46
【国际标准分类号】:77_140_30
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforSamplingForestTreesforDeterminationofClearWoodProperties
【原文标准名称】:测定无疵病木材性能用林森书面的标准抽样规范
【标准号】:ASTMD5536-1994(2010)
【标准状态】:现行
【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(US-ASTM)
【起草单位】:D07.08
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:clearwood;forest;foresttrees;sampling;Timber;Trees;Clearwoodevaluation/testing;Cruciformsampling;Forestland;Randomsampling;Samplingwoodproducts
【摘要】:Thispracticecoversproceduresofsamplingforobtainingsmallclearwoodspecimenswhich,whentestedinaccordancewithMethodsD143and,inconjunctionwithfull-sizeproducttests,willprovidemechanicalpropertiesforuseinderivingdesignpropertiesforlumber,panels,poles,houselogs,andotherproducts.Dataobtainedbytestingspecimenssampledinaccordancewiththesemethodsalsoprovideinformationontheinfluenceonmechanicalpropertiesofsuchfactorsasdensity,localityofgrowth,positionincrosssection,heightinthetree,andmoisturecontent.Cruciformsamplingisofprincipalvaluewheninformationisdesiredontheinfluenceonmechanicalpropertiesofheightinthetree;ofageorradialpositioninthetree;ofrateofgrowth;thechangefromsapwoodtoheartwood;therelationshipsbetweenmechanicalpropertiesandfactorssuchasspecificgravity;andmakinggeneralcomparisonsbetweenspeciesforpurposesofratingorselectingspeciesforspecificend-useproducts.Cruciformsamplingdoesnotprovideunbiasedestimatesofmeanvalues,percentileorotherdescriptivestatistics,orameansofassociatingstatisticalconfidencewithestimatesofdescriptivestatistics.Doublesamplingisusedwhenitisdesiredtoimproveorupdateexistingestimatesofmechanicalpropertyvaluesthatarethebasisforestablishingallowabledesignstressesforstress-gradedlumber,plywood,polesandpiling,andotherwoodproducts.Themethodinvolvespredictingonepropertybycarefullyobservingawell-correlatedauxiliarypropertythatispresumablyeasierorcheapertomeasure.Asampleestimateoftheauxiliarypropertyisobtainedwithahighdegreeofprecisionbyrepresentativelysamplingthepopulation.Asmallerindependentsampleorasubsampleofthelargesampleisusedtoestablisharelationshipbetweentheauxiliarypropertyandthepropertyforwhichanestimateisdesired.Asappliedtosamplingaforest,doublesamplinghasemployedspecificgravitytopredictmechanicalproperties.Thedouble-samplingmethodprovidesunbiasedestimatesofmeanmechanicalpropertyvaluesandanapproximationmethodforestimatingpercentilevalues.Statisticalconfidencemaybeassociatedwiththeestimatesofthemeansbutnotthepercentilevalues.Randomsamplingisusedwhenprobabilityestimatesofdescriptivestatisticsandpropertydistributionalcharacteristicsaredesiredasthebasisforestablishingallowabledesignstressesforlumberandotherstress-ratedproducts.Itisapplicablewhendataforaspeciesdonotexistorwhenexistingestimatesarebelievednolongerapplicablebecauseofachangingforestcharacter.Randomsamplingprovidesbetterprobabilityestimatesthandoublesamplingandislessexpensiveandquickerifsamplingandtestingmustbecompletedtoestablishmechanicalproperty-specificgravityregressionsforthedouble-samplingmethod.1.1Thispracticeofferstwoalternativephysicalsamplingprocedures:cruciformsamplingandrandomsampling.Thechoiceofprocedurewilldependupontheintendeduseforthetestresults,theresourcesavailableforsamplingandtesting,andtheavailabilityofexistingdataonthemechanicalpropertiesandspecificgravityofthespeciesofinterest.1.2Athirdprocedure,doublesampling,isincludedprimarilybyreference.Thisprocedureappliestheresultsofcruciformorrandomsamplesthroughcorrelationtoimproveorupdatepropertyvalues.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B69
【国际标准分类号】:
【页数】:9P.;A4
【正文语种】:英语