【英文标准名称】:ComparisonandValidationofCreep-BucklingAnalysisMethods
【原文标准名称】:蠕变弯曲分析方法的比较和验证
【标准号】:ASMESTP-PT-022-2008
【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】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;分析方法;皱折;计算;倒塌;组合;比较;蠕变;曲面;设计;位移;弹性的;元件;失效模式;气瓶;几何的;不稳定性;模型;非线性的;塑料;压力容器;原理;应变;应力;证实;屈服强度
【英文主题词】:Analysis;Analysismethods;Buckling;Calculation;Collapses;Combination;Comparison;Creep;Curves;Design;Displacement;Elastic;Elements;Failuremode;Gascylinders;Geometric;Instability;Models;Non-linear;Plastics;Pressurevessels;Principle;Strain;Stress;Validation;Yieldstrength
【摘要】:Thisreportprovidescomparisonsofcreep-bucklingcalculationsandprovidesguidanceonapproximatemethodswhicharefeasiblefordesign.Thisreportincludesadiscussionofthevariouscreepmodels,presentscreepbucklinganalysistechniques,andprovidesseveralcomparativeexamplecalculations.Thetechniquesdiscussedinthisreportinclude:Baselineanalysis.Finiteelementcreepanalysiswithdifferentcreepmodelsandfullnon-linearstrain-displacement(geometrical)analysis.Criticalstraintechnique.Elasticbucklingstraindefinesthecreepbucklingstrain.Tangent/secantmodulusapproaches.Combinationsoftangentandsecantmodulioftheisochronousstress-straincurveareusedincalculationsthatreducetoelasticbucklingcalculationsintheelasticcase.Useofanisochronousstress-straincurveinalimit/instabilityanalysisoftheimperfectstructure.Aninstability(buckling)analysiswouldbeinprinciplethesameasTechnique3,andshouldgeneratethesameanswer.Addingplasticcollapseasafailuremodeensuresthattheyieldstrengthofthestructureisnotexceeded.Thisanalysisthereforereflectsthefailuremodeswhicharecoveredbythebaselinetechnique.
【中国标准分类号】:J74
【国际标准分类号】:23_020_30
【页数】:32P;A4
【正文语种】:英语


【英文标准名称】:Mechanicallydepositedcoatingsofzinc-Specificationandtestmethods(ISO12683:2004);GermanversionENISO12683:2004
【原文标准名称】:机械镀锌涂层.规范和试验方法
【标准号】:ENISO12683-2004
【标准状态】:现行
【国别】:
【发布日期】:2005-02
【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】:厚度;定义;规范;规范(验收);合格;应用;力学;耐腐蚀性;覆层;材料试验;防腐蚀;锌;特性;粘结强度;试验;叠层板材;合格证书;缺陷;氢脆;镀锌;覆层厚度;尺寸;锌覆层;涂层方法;单件小批镀锌
【英文主题词】:Adhesivestrength;Application;Bringingup;Certificates;Coatingmethod;Coatingthickness;Coatings;Conformity;Corrosionprotection;Corrosionresistance;Defects;Definition;Definitions;Dimensions;Galvanizing;Hydrogenembrittlement;Jobbinggalvanizing;Laminations;Materialstesting;Mechanic;Properties;Specification;Specification(approval);Testing;Thickness;Zinc;Zinccoatings
【摘要】:
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:18P.;A4
【正文语种】:英语