BS 5775 Pt.5-1980 量、单位和符号规范.第5部分:电学和磁学
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【英文标准名称】:Specificationforquantities,unitsandsymbols-Electricityandmagnetism
【原文标准名称】:量、单位和符号规范.第5部分:电学和磁学
【标准号】:BS5775Pt.5-1980
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodsforVisuallyInspectingandGradingFabrics
【原文标准名称】:织物目视检验和分级的标准试验方法
【标准号】:ASTMD5430-2007
【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(US-ASTM)
【起草单位】:D13.59
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:缺陷;织物;分级;试验;纺织材料
【英文主题词】:Defects--textiles;Grading--textiles;Numericaldesignation(forfabricgrading);Textilefabrics(general);Visualexamination--textiles
【摘要】:TestMethodD5430isconsideredsatisfactoryforacceptancetestingacommercialshipmentssincethemethodhasbeenusedextensivelyinthetradeforgradingoffabricandfabricacceptancedetermination.Thepenaltypointsobtainedingradingthesamerollsorboltsoffabricmayvaryconsiderablywhenusingeachofthethreeoptionslistedherein.Forthisreason,thesamepointassignmentoptionshouldbeusedincasesofdisagreementarisingfromdifferencesofvaluesreportedbythepurchaserandthesupplier.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,ensurethetestsamplestobeusedareashomogeneousaspossible,aredrawnfromthematerialfromwhichthedisparatetestresultsereobtained,andarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.1.1Thesetestmethodsdescribeaproceduretoestablishanumericaldesignationforgradingoffabricsfromavisualinspection.1.2Thesetestmethodsmaybeusedforthedeliveryandacceptanceoffabricswithrequirementsmutuallyagreeduponbythepurchaserandthesupplier.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W04
【国际标准分类号】:59_080_30
【页数】:3P.;A4
【正文语种】:
Product Code:SAE AMS5050
Title:Steel Tubing, Seamless, 0.15 Carbon, Maximum, Annealed
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers a low-carbon steel in the form of seamless tubing.
