基本信息
标准名称: | 烟草病害预测预报调查规程 第4部分:青枯病 |
英文名称: | Rules for investigation and forecast of tobacco diseases—Part 4:Tobacco Wilt |
中标分类: |
食品 >>
制烟 >>
烟草制品 |
ICS分类: |
农业 >>
烟草、烟草制品和烟草工业设备
|
发布部门: | 国家烟草专卖局 |
发布日期: | 2010-02-08 |
实施日期: | 2010-02-20 |
首发日期: | |
作废日期: | |
主管部门: | 全国烟草标准化技术委员会农业分技术委员会(SAC/TC 144/SC 2) |
提出单位: | 国家烟草专卖局 |
归口单位: | 全国烟草标准化技术委员会农业分技术委员会(SAC/TC 144/SC 2) |
起草单位: | 中国烟草总公司青州烟草研究所 |
起草人: | 孔凡玉、王静、张成省、顾钢、高正良、周志成、王凤龙 |
出版社: | 中国标准出版社 |
出版日期: | 2010-02-20 |
页数: | 12页 |
批文号: | 27793-2010 |
适用范围
YC/T341的本部分规定了烟草青枯病系统调查、大田普查方法,以及测报资料收集、汇报和汇总方法。
本部分适用于各级测报站点对烟草青枯病的测报调查。
前言
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目录
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引用标准
下列文件对于本文件的应用是必不可少的。凡是注日期的引用文件,仅注日期的版本适用于本文件。凡是不注日期的引用文件,其最新版本(包括所有的修改单)适用于本文件。
GB/T23222 烟草病虫害分级及调查方法
YC/T341.1 烟草病害预测预报调查规程 第1部分:赤星病
所属分类: 食品 制烟 烟草制品 农业 烟草 烟草制品和烟草工业设备
【英文标准名称】:StandardPracticeforQualitativeAdhesionTestingofMetallicCoatings
【原文标准名称】:金属覆层粘附性定性试验的标准实施规程
【标准号】:ASTMB571-1997(2008)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:B08.10
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:adhesion;metalliccoatings;Adhesion--coatings;Bendtesting--coatings;Burnishingtest--forcoatingadhesion;Filetest--coatingadhesion;Heatingtests--metals;Chisel-knifetest;Coatingadhesion;Drawtest;Grind-sawtest;Impactresistance;Metallic
【摘要】:Thesetestsareusefulforproductioncontrolandforacceptancetestingofproducts.Interpretingtheresultsofqualitativemethodsfordeterminingtheadhesionofmetalliccoatingsisoftenacontroversialsubject.Ifmorethanonetestisused,failuretopassanyonetestisconsideredunsatisfactory.Inmanyinstances,theenduseofthecoatedarticleoritsmethodoffabricationwillsuggestthetechniquethatbestrepresentsfunctionalrequirements.Forexample,anarticlethatistobesubsequentlyformedwouldsuggestadraworabendtest;anarticlethatistobesolderedorotherwiseexposedtoheatwouldsuggestaheat-quenchtest.Ifapartrequiresbakingorheattreatingafterplating,adhesiontestsshouldbecarriedoutaftersuchposttreatmentaswell.Severalofthetestsarelimitedtospecifictypesofcoatings,thicknessranges,ductilities,orcompositionsofthesubstrate.TheselimitationsarenotedgenerallyinthetestdescriptionsandaresummarizedinTable1forcertainmetalliccoatings.x201C;Perfectx201D;adhesionexistsifthebondingbetweenthecoatingandthesubstrateisgreaterthanthecohesivestrengthofeither.Suchadhesionisusuallyobtainedifgoodelectroplatingpracticesarefollowed.Formanypurposes,theadhesiontesthastheobjectiveofdetectinganyadhesionlessthanx201C;perfect.x201D;Forsuchatest,oneusesanymeansavailabletoattempttoseparatethecoatingfromthesubstrate.Thismaybeprying,hammering,bending,beating,heating,sawing,grinding,pulling,scribing,chiseling,oracombinationofsuchtreatments.Ifthecoatingpeels,flakes,orliftsfromthesubstrate,theadhesionislessthanperfect.Ifevaluationofadhesionisrequired,itmaybedesirabletouseoneormoreofthefollowingtests.Thesetestshavevaryingdegreesofseverity;andonemightservetodistinguishbetweensatisfactoryandunsatisfactoryadhesioninaspecificapplication.Thechoiceforeachsituationmustbedetermined.Whenthisguidelineisusedforacceptanceinspection,themethodormethodstobeusedmustbespecified.Becausetheresultsoftestsincasesofmarginaladhesionaresubjecttointerpretation,agreementshallbereachedonwhatisacceptable.Ifthesizeandshapeoftheitemtobetestedprecludesuseofthedesignatedtest,equivalenttestpanelsmaybeappropriate.Ifpermitted,testpanelsshallbeofthesamematerialandhavethesamesurfacefinishastheitemtobetestedandshallbeprocessedthroughthesamepreplating,electroplating,andpostplatingcyclewiththepartstheyrepresent.1.1Thispracticecoverssimple,qualitativetestsforevaluatingtheadhesionofmetalliccoatingsonvarioussubstances.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:4P.;A4
【正文语种】:英语