NF V05-108-1992 水果和蔬菜制品.pH值的测定

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【英文标准名称】:Plasticspipingsystemsforthesupplyofgaseousfuels-Polyethylene(PE)-Part4:Valves
【原文标准名称】:法兰及其连接件.PN标示法兰用垫圈的尺寸.有槽法兰用聚合O形密封圈
【标准号】:BSEN1555-4-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2004-01-07
【实施或试行日期】:2002-01-01
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:气体供应线路;特性;试验;管系统;材料;附件;聚乙烯;聚乙烯管道;聚乙烯;定义;规范(验收);塑料管;阀门;管道;配件;管道阀门和配件;燃气供应;压缩气体管道;压缩气体设备;燃气管道
【英文主题词】:Accessories;Compressedgasequipment;Definition;Definitions;Fittings;Gaspipelines;Gassupply;Gassupplyline;Materials;PE;PEpipes;Pipelines;Pipingsystem;Plasticpipes;Polyethylene;Pressuregaspipelines;Properties;Specification(approval);Testing;Valves;Valvesandfittingsforpipelines
【摘要】:ThispartofEN1555specifiesthecharacteristicsofvalvesmadefrompolyethylene(PE)forpipingsystemsinthefieldofthesupplyofgaseousfuels.NOTEValvesmadefromothermaterialthanpolyethylenedesignedforthesupplyofgaseousfuelsconformingtotherelevantstandardsarepermittedtobeusedinPEpipingsystemaccordingtoEN1555providedtheyhaverelevantPEconnectionforbuttfusionorelectrofusionends(seeEN1555-3).Italsospecifiesthetestparametersforthetestmethodsreferredtointhisstandard.InconjunctionwiththeotherpartsofEN1555,itisapplicabletoPEvalves,theirjointsandtojointswithcomponentsofPEandothermaterialsintendedtobeusedunderthefollowingconditions:a)amaximumoperatingpressure,MOP,uptoandincluding10bar;b)anoperatingtemperatureof20℃asreferencetemperature;NOTE1Forotheroperatingtemperatures,deratingcoefficientsshouldbeused,seeEN1555-5.c)anoperatingtemperaturebetween-20℃and+40℃.EN1555coversarangeofmaximumoperatingpressuresandgivesrequirementsconcerningcoloursandadditives.NOTE2Itistheresponsibilityofthepurchaserorspecifiertomaketheappropriateselectionsfromtheseaspects,takingintoaccounttheirparticularrequirementsandanyrelevantnationalregulationsandinstallationpracticesorcodes.Itisapplicabletobi-directionalvalveswithspigotendorelectrofusionsocketintendedtobefusedwithPEpipesconformingtoEN1555-2withoutanyfittingsorwithPEfittingsconformingtoEN1555-3.ThispartofEN1555coversvalveswithanominalsizeDN/OD≤225.note:1)1bar=0.1MPa
【中国标准分类号】:P94
【国际标准分类号】:23_060_01;91_140_40
【页数】:21P.;A4
【正文语种】:英语


【英文标准名称】:Safetyrequirementsforliftingtables-Part1:liftingtablesservinguptotwofixedlandings.
【原文标准名称】:升降台安全要求.第1部分:伺服两个固定码头的升降台
【标准号】:NFE52-612-1-2011
【标准状态】:现行
【国别】:法国
【发布日期】:2011-12-01
【实施或试行日期】:2011-12-16
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Anatomicalconfigurations;Combustion;Contactsafetydevices;Controlstand;Cutting;Definitions;Drawing-in;Electriccontactprotection;Electriccontacts;Electricalequipment;Electricalsafety;Elevatingplatforms;Engines;Equipmentsafety;Ergonomics;Hazards;Hydraulics;Impact;Liftingappliances;Liftingequipment;Liftingspeed;Liftingtables;Marking;Mathematicalcalculations;Mechanicalcrimping;Mechanicalengineering;Operationalinstructions;Platforms;Pneumatics;Powertransmissionsystems;Protectionagainstdanger;Protectiondevices;Safety;Safetyappliancesformachines;Safetydevices;Safetymeasures;Safetyofmachinery;Safetyrequirements;Shearing;Stability;Testing;Workplacesafety
【摘要】:
【中国标准分类号】:J80
【国际标准分类号】:53_020_99
【页数】:67P;A4
【正文语种】:其他