【英文标准名称】:Oscillation-typedensitymeters-Part1:Laboratoryinstruments
【原文标准名称】:振荡型密度计第1部分:实验室仪器
【标准号】:ISO15212-1-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-10
【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/TC48
【标准类型】:()
【标准水平】:()
【中文主题词】:密度计;调节;振动试验;振动试验;精密度;密度测量;测量仪器;试验;校正;规范(验收);作标记;计量学;定义;实验室器皿
【英文主题词】:Adjustment;Calibration;Definitions;Densimeters;Densitymeasurement;Laboratoryware;Marking;Measuringinstruments;Metrology;Precision;Rockers;Specification(approval);Testing;Vibrationtesting;Vibrationtests
【摘要】:ThispartofISO15212specifiesmetrologicalandotherrequirementsforoscillation-typedensitymeterswhichareusedinlaboratoriesforallkindsofhomogeneousfluidsamples.Inaddition,amethodforadjustmentandcalibrationoflaboratoryinstrumentsisgiven.Theinstrumentsareeitherstand-aloneunitsorpartofmorecomplexmeasuringequipmentsupplyingadditionaltestparametersofthesample.ThispartofISO15212doesnotdescribethemethodofuseofdensitymetersforparticularapplicationsorproductssuchaspetroleumproductsorbeverages.SuchmethodsofusecanbedefinedbyrelevantinstitutionssuchasISOorresponsiblegovernmentagencies.ThispartofISO15212doesnotdefineaninstrumentspecificationforanyparticularapplication.Forthisinformationreferenceshouldbemadetotherelevantstandardcoveringthemethodofuse.ThispartofISO15212isaddressedtomanufacturersofdensitymetersandtobodiestestingandcertifyingtheconformityofdensitymeters.Inaddition,thispartofISO15212givesrecommendationsforadjustmentandcalibrationofdensitymetersbytheuser.
【中国标准分类号】:N51
【国际标准分类号】:17_060
【页数】:20P;A4
【正文语种】:英语


【英文标准名称】:Pumps-Testing-Submersiblemixersforwastewaterandsimilarapplications
【原文标准名称】:泵.测试.废水和类似用途用潜水混合器
【标准号】:ISO21630-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-08-15
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC115
【标准类型】:()
【标准水平】:()
【中文主题词】:验收(鉴定);验收检验;验收规范;验收试验;定义;交货条件;效率;保证书;检验;测量;测量精度;测量技术;混合器;性能试验;功率需求;泵;污水;规范(验收);潜水泵;试验条件;试验报告;测试;测试条件;容积流量测量;容积流量率
【英文主题词】:
【摘要】:ThisInternationalStandardprescribesacceptancetestmethodsforsubmersiblemixers(hereafter“SM”or“mixer”)usedformixinginwastewaterandotherapplicationswhereatleastonesystemcomponentisaliquid.“Submersiblemixer”istakentomeanafullysubmersibleaggregateconsistingofadriveunitandanaxialflowtypeimpeller,andoptionalparts,suchasshrouds,supportingthebasicfunctions.“Liquid”istakentomeanabodywithoutcapacitytoaccommodateshearstresseswhenatrest.Thisincludessuspensionsanddispersions(liquid/solid,gas/liquidandgas/liquid/solid),andnon-Newtonianliquids,providedthatapossiblesmallyieldstressdoesnotpreventtheliquidfromflowingwhenagitated.
【中国标准分类号】:J71
【国际标准分类号】:23_080
【页数】:27P.;A4
【正文语种】:英语