ISO 15614-1 AMD 2-2012 金属材料焊接工艺的规范和鉴定.焊接工艺试验.第1部分:钢的弧焊和气焊以及镍和镍合金的弧焊.修改件2
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【英文标准名称】:Specificationandqualificationofweldingproceduresformetallicmaterials-Weldingproceduretest-Part1:Arcandgasweldingofsteelsandarcweldingofnickelandnickelalloys;Amendment2
【原文标准名称】:金属材料焊接工艺的规范和鉴定.焊接工艺试验.第1部分:钢的弧焊和气焊以及镍和镍合金的弧焊.修改件2
【标准号】:ISO15614-1AMD2-2012
【标准状态】:现行
【国别】:国际
【发布日期】:2012-02-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC44
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acceptance;Approval;Approvaltests;Arcwelding;Fusionwelding;Gaswelding;Legalization;Materials;Metalwelding;Metallicmaterials;Nickel;Nickelalloys;Qualificationtesting;Qualifications;Specification(approval);Steelwelding;Steels;Testing;Welding;Weldingengineering;Weldingprocesses
【摘要】:
【中国标准分类号】:J33
【国际标准分类号】:25_160_10
【页数】:1P;A4
【正文语种】:英语
【英文标准名称】:Acoustics-Measurementofinsertionlossofductedsilencerswithoutflow-Laboratorysurveymethod
【原文标准名称】:声学.无气流管道消声器插入的损耗测量.实验室调查法
【标准号】:BSENISO11691-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-03-15
【实施或试行日期】:1997-03-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:实验室试验;空调系统;性能;再现性;试验室;声强;试验设备;声学;噪声控制装置;声学测量;声学设备;频率;噪声控制;管廊;声源;调查;消声器
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airducts;Cables;Calibration;Canals;Checkingequipment;Classes;Definitions;Ducts;Enginesilencers;Flow;Insertionloss;Laboratorytesting;Laboratorytests;Loudspeakers;Measurement;Measurementcircuits;Measuringenvironment;Measuringequipment;Measuringtechniques;Microphones;Mineralwool;Noiseabatement;Precision;Reverberationrooms;Sonictesting;Sound;Soundmeters;Soundsources;Testresults;Testing
【摘要】:1GeneralThisInternationalStandardspecifiesalaboratorysub-stitutionmethodtodeterminetheinsertionlosswithoutflowofducted,mainlyabsorbent,circularandrectangularsilencers,aswellasotherductelementsforuseinventilatingandair-conditioningsystems.NOTE1LaboratorymeasurementproceduresforductedsilencerswithsuperimposedflowaredescribedinISO7235.ThisInternationalStandardisapplicabletosilencerswherethedesignvelocitydoesnotexceed15m/s.Asthemethoddoesnotincludeself-generatedflownoise,thisInternationalStandardisnotsuitablefortestsonsilencerswherethistypeofnoiseisofgreatimportancefortheevaluationofthesilencerper-formance.TheinsertionlossdeterminedaccordingtothisInter-nationalStandardinalaboratorywillnotnecessarilybethesameastheinsertionlossthatwillbeobtainedinaninstallationinthefield.Differentsoundandflowfieldsintheductwillyielddifferentresults.AsthisInternationalStandardrequiresregulartestducts,theresultsmayincludesomeflankingtransmissionviastructuralvibrationsintheductwalls,thatsetsanupperlimittotheinsertionlossthatcanbedeter-mined.NOTE2ISO7235givesmethodsfordeterminingthislimit.ThisInternationalStandardisintendedtobeusedforcircularsilencerswithdiametersof80mmto2000mmorrectangularsilencerswithcross-sectionalareaswithinthesamerange.2MeasurementuncertaintyExactinformationontheprecisionofthemethodcannotbegivenatthistime.ThereforethisInter-nationalStandardisdenotedasurveystandard.Interlaboratorytestsarenecessaryforthedetermi-nationofthestandarddeviationofreproducibility,σR,ofthemethod(relevanttermsandmethodsaregiveninISO5725-1).Itis,however,estimatedthatthismethodwillhaveaσRwhichiscomparabletothatofISO7235.Seetable1.
【中国标准分类号】:A42
【国际标准分类号】:17_140_99
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:Hygrothermalperformanceofbuildingmaterialsandproducts-Determinationofhygroscopicproperties
【原文标准名称】:建筑材料和产品温湿性能.吸湿特性的测定
【标准号】:BSENISO12571-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-05-15
【实施或试行日期】:2000-05-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:温度;试样;吸水率;湿度;吸附;文献索引;报告;气候;施工材料;试验条件;吸水试验;建筑系统构件;准确度;疏松材料;数学计算;试验设备
【英文主题词】:Constructionmaterials;Definition;Definitions;Determination;Hygroscopic;Porosity;Sorption;Sorptionforces;Testing
【摘要】:Thisstandardspecifiestwoalternativemethodsfordetermininghygroscopicsorptionpropertiesofporousbuildingmaterialsandproducts:a)usingdesiccatorsandweighingcups(desiccatormethod);b)usingaclimaticchamber(climaticchambermethod).Thedesiccatormethodisthereferencemethod.Thestandarddoesnotspecifythemethodforsampling.Themethodsspecifiedinthisstandardcanbeusedtodeterminethemoisturecontentofasampleinequilibriumwithairataspecifictemperatureandhumidity.
【中国标准分类号】:Q04
【国际标准分类号】:91_100_01
【页数】:20P;A4
【正文语种】:英语