BS EN 50083-4-1999 电视和伴音信号的电缆配电系统.同轴电缆网络无源宽带设备
时间:2024-05-19 07:42:30 来源: 标准资料网 作者：标准资料网 阅读：9942
【英文标准名称】:Cableddistributionsystemsfortelevisionandsoundsignals-Passivewidebandequipmentforcoaxialcablenetworks
【原文标准名称】:电视和伴音信号的电缆配电系统.同轴电缆网络无源宽带设备
【标准号】:BSEN50083-4-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-04-15
【实施或试行日期】:1999-04-15
【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】:电缆电视;衰减;声信号;公式;额定频率;声学测量;有线传输(电信);功率损耗;误差修正;通信网;同轴电缆;试验设备;无源滤波器;电连接;电子设备及元件;电视系统;电信系统;电视网;等级(质量);电信;广播网;性能;视频信号;校正;可视信号;连接;通信设备;性能试验
【英文主题词】:Branchconduits;Broadbandsystems;Cabledistributionsystems;Cabletelevision;Central-antennatelevision;Coaxialcables;Connectingcables;Connectionboxes;Connections;Datarecording;Definition;Definitions;Distributors;Electricalengineering;Interactive;Measuringtechniques;Metrology;Modularunits;Receivers;Soundbroadcasting;Specification(approval);Subscriber'sstation;Televisionbroadcasting
【摘要】:Identifiesperformancerequirementsandspecifiesdatapublicationrequirementsforcertainparameters;stipulatesmethodsofmeasurement;andintroducesminimumrequirementsdefiningquality(Q)grades.
【中国标准分类号】:M05
【国际标准分类号】:
【页数】:16P.;A4
【正文语种】:英语
【英文标准名称】:Steeltubesandfittingsforonshoreandoffshorepipelines-Internalandexternalpolyamidepowderbasedcoatings
【原文标准名称】:焊接.金属材料焊接的推荐规范.铸铁的焊接
【标准号】:BSEN10310-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003
【实施或试行日期】:2003
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Pipecoatings;Steels;Pipes;Pipefittings;Pipelines;Protectivecoatings;Polyamides;Plasticcoatings;Particulatematerials;Internal;External;Corrosionprotection;Temperature;Potablewater
【摘要】:ThisEuropeanStandarddefinestheinternaland/orexternalpolyamidepowdercoatingsappliedbydippinginafluidisedbedorbyspraying,orbyroto-coating.Thesecoatingsareintendedfortheprotectiontheinnerandoutersurfacesofsteeltubesandtheirfittings(components)usedascomponentpartsofpipelines.Thisstandardmayalsobeappliedforaccessories,suchasvalves,pumps,screens,etc.Thistypeofcoatingisusedfortheprotectionofburied,submergedorabovegroundpipelinesconveyingfluidsatworkingtemperaturesbetween0℃and+60℃.Otherworkingservicetemperaturescanbeusedafteragreementbetweenthepurchaserandthecoater.Thecoatingscoveredbythisstandardareapplicabletolongitudinallyorspirallyweldedsteeltubesandtoseamlesssteeltubesandtheirfittingscomponentsusedfortheconstructionofpipelinesconveyingliquids.TheinternalcoatingoftubestobeusedforthetransportationofwaterintendedforhumanconsumptionshouldnotaffectthequalityofthatwatertosuchanextentthatitfailstocomplywiththerequirementsoftheEUandEFTAregulations.Forthispurpose,referenceshouldbemadetotherelevantnationalregulationsandstandards,transposingENstandardswhenavailable,dealingwiththeinfluenceofmaterialsonwaterqualityandtotherequirementsforcoatings.NOTEAEuropeanAcceptanceScheme(EAS)isincourseofdevelopmentinrelationtotheCPDandtheDWD.Itsrequirementswillbeintroducedinthisstandardwhencompleted.
【中国标准分类号】:J33
【国际标准分类号】:23_040_99;25_220_60
【页数】:38P.;A4
【正文语种】:英语
Product Code:SAE AIR4170
Title:Reticulated Polyurethane Foam Explosion Suppression Material for Fuel Systems and Dry Bays
Issuing Committee:Ae-5 Aerospace Fuel, Oil And Oxidizer Systems Committee
Scope: This document describes the initial development, evolution and use of reticulated polyurethane foam as an explosion suppression material in fuel tanks and dry bays. It provides historical data, design practice guidelines, references, laboratory test data, and service data gained from past experience. The products discussed in this document may be referred to as 'Safety Foam,' 'Reticulated Polyurethane Foam,' 'Baffle and Inserting Material,' 'Electrostatic Suppression Material,' or 'SAFOAM.' These generic terms for the products discussed in this document are not meant to imply any safety warranty. Each individual design application should be thoroughly proof tested prior to production installation.