【英文标准名称】:StandardSpecificationforRefinedPyridine(1Degree)
【原文标准名称】:精制吡啶(1级)的标准规范
【标准号】:ASTMD2323-1993(1997)e1
【标准状态】:作废
【国别】:
【发布日期】:1993
【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】:D16.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:芳烃;油性涂料;涂料;溶剂;芳族化合物;芳族化合物;吡啶
【英文主题词】:pyridine;refinedpyridine;NumberCode71.080.30(Organicnitrogencompounds)
【摘要】:1.1Thisspecificationcoversrefinedpyridine.1.2ConsultcurrentOSHAregulationsandsupplier'sMaterialSafetyDataSheetsforallmaterialsusedinthisspecification.1.3Thefollowingappliestoallspecifiedlimitsinthisstan
【中国标准分类号】:G17
【国际标准分类号】:71_080_30
【页数】:2P.;A4
【正文语种】:


【英文标准名称】:Shellboilers-Requirementsforfeedwaterandboilerwaterquality
【原文标准名称】:火管锅炉.给水和锅炉水质的要求
【标准号】:BSEN12953-10-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-10-14
【实施或试行日期】:2003-10-14
【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】:蒸汽锅炉;装置;设计;给水箱;定义;槽;蒸汽发生器;材料;试验;水质;水管锅炉;给水;质量要求;锅炉用水;产生蒸汽;监测用装置;大锅炉;热风机;生产;规范(验收);设备;质量;大水容量锅炉
【英文主题词】:
【摘要】:ThisPartofthisEuropeanStandardappliestoallshellboilersasdefinedinEN12953-1whichareheatedbycombustionofoneormorefuelsorbyhotgasesforthegenerationofsteamand/orhotwater.ThisPartofthisEuropeanStandardappliestothosecomponentsbetweenthefeedwaterinletandthesteamoutletofthesteamgenerator.Thequalityofthesteamproducedisoutsidethescopeofthisstandard.ThisPartofthisEuropeanStandardaimstoensurethattheboilerisabletobeoperatedtominimizerisktopersonnel,theboilerandassociatedplantcomponentslocatednearit.NOTE1ThispartofthisEuropeanStandarddoesnotaimtoachieveoptimumeconomicoperation.Forcertainpurposes,itwillbemoreappropriatetooptimizethechemicalcharacteristicsinorderto:—increasethethermalefficiency;—increasetheavailabilityandreliabilityoftheplant;—increasethesteampurity;—reducethemaintenancecosts-repair,chemicalcleaning,etc.ThisPartofthisEuropeanStandardsetsoutminimumrequirementsforthespecifictypesofwatertoreducetheriskofcorrosion,sludgeprecipitationorformationofdepositswhichmayleadtoanydamageorotheroperatingproblems.NOTE2ThisPartofthisEuropeanStandardhasbeenpreparedontheassumptionthattheuserofthisEuropeanStandardpossessesasufficientknowledgeoftheconstructionandoperationoftheboileraswellasanadequateappreciationofwaterandsteamchemistry.
【中国标准分类号】:J98
【国际标准分类号】:13_060_25;27_060_30
【页数】:16P;A4
【正文语种】:英语