ISO 657-18-1980 热轧型钢第18部分:造船用L型钢(公制系列)尺寸、截面特性和公差
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【英文标准名称】:Hot-rolledsteelsections;Part18:Lsectionsforshipbuilding(metricseries);Dimensions,sectionalpropertiesandtolerances
【原文标准名称】:热轧型钢第18部分:造船用L型钢(公制系列)尺寸、截面特性和公差
【标准号】:ISO657-18-1980
【标准状态】:现行
【国别】:国际
【发布日期】:1980-02
【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/TC17
【标准类型】:()
【标准水平】:()
【中文主题词】:特性;产品;尺寸;型钢;尺寸公差;截面特性;热轧制品;钢制品;造船;金属型材;热轧的
【英文主题词】:Dimensionaltolerances;Dimensions;Hotrolled;Metalsections;Products;Properties;Shipbuilding;Steelproducts;Steelsections
【摘要】:GivesthedesignationofLsectionsinanexampleandthedimensionsandsectionalpropertiesinafigureandatable.Includestolerancesonheightofwebandwidthofflange,onwebthickness,onflangethicknessaswellasthemaximumpermissiblecamber,theout-of-square,thetolerancesonflatnessandonlength.
【中国标准分类号】:H44
【国际标准分类号】:77_140_70
【页数】:4P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforSampling,SamplePreparation,Packaging,andMarkingofLimeandLimestoneProducts
【原文标准名称】:石灰与石灰石制品的取样、样品制备、包装和标记的标准操作规程
【标准号】:ASTMC50-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:C07.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;石灰岩;石灰
【英文主题词】:lime;limestone;packaging;marking;samplepreparation;physicalandchemicaltests;inspection;rejection;chemical,agricultural,andprocessindustries
【摘要】:Thefollowingpracticesaretobeusedinobtainingsamplesthatarerepresentativeofthelotbeingsampled.Themethodologyusedwillbedependentuponthesizeandtypeofmaterialsampledandtestingrequirements.Thefollowingpracticesareintendedforuseinobtainingsamplesfrommaterialthatisreadyforsaleandarenotintendedassamplingproceduresforqualitycontrolpurposes.Thesepracticesaretobeusedinobtainingalaboratorysamplethatwillyieldresultsservingasabasisforacceptanceorrejectionofthelotofmaterialsampled.Thisdoesnotprecludetheuseofthesepracticesforqualitycontrolpurposes.Thefollowingpracticescanbeusedtoeliminatebiasinsampling.Thepersonorpersonsresponsibleforusingthesepracticesmustbetrainedandtheywillbeconscientiousandtimelyintheiruse.Anagreementbetweentheproducerandtheconsumeronlocationofsampling,eitherattheproducerrsquo;plantoratthedestination,isencouraged.Productqualitycanbeaffectedthroughcarelesshandling,improperprotection,anddelayedshipment.Itispreferabletosampleatthepointofloading.Theconsumerhastherighttowitnessthesamplingpracticesbeingused.Thispracticemaybeusedtoprovidearepresentativesampleoflimeorlimestoneproducts.Duetothevariabilityoflimestoneandlimeandthewidevarietyofsamplingequipment,cautionmustbeexercisedinallstagesofsampling,fromsystemspecificationandequipmentprocurementtoequipmentacceptancetestingandactuallytakingthefinalsample.1.1Thispracticecoversproceduresforthecollectionandreductionofsamplesoflimeandlimestoneproductstobeusedforphysicalandchemicaltests.1.2Thispracticefurthercoversinspection,rejection,retesting,packing,andmarkingoflimeandlimestoneproductsasitmaybeusedinthechemical,agricultural,andprocessindustries.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q27
【国际标准分类号】:91_100_15
【页数】:9P.;A4
【正文语种】:
基本信息
标准名称: | 磷精矿和磷矿石中三氧化硫含量的分析方法 |
中标分类: |
矿业 >>
非金属矿 >>
化工原料矿 |
替代情况: | 被GB/T 1880-1995代替 |
发布日期: | |
实施日期: | 1980-06-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 2页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 矿业 非金属矿 化工原料矿