SJ 51524/3-1999 SDY-50-80-51型螺旋聚乙烯绝缘皱纹管外导体射频电缆详细规范
时间:2024-05-17 22:26:57 来源: 标准资料网 作者:标准资料网 阅读:9694
基本信息
标准名称: | SDY-50-80-51型螺旋聚乙烯绝缘皱纹管外导体射频电缆详细规范 |
英文名称: | Cables,radio frequency,corrugated tube outer conductor,polyethylene helix dielectric,Type SDY-50-80-51, Detail specification for |
中标分类: |
|
发布部门: | 中华人民共和国信息产业部 |
发布日期: | 1999-11-10 |
实施日期: | 1999-12-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
归口单位: | 信息产业部电子技术标准化研究所 |
起草单位: | 电子部工业部第二十三研究所 |
起草人: | 张建平、汪祥兴 |
出版社: | 电子工业出版社 |
出版日期: | 1999-11-01 |
页数: | 7页 |
适用范围
本规范规定了SDY-50-80-51型螺旋聚乙烯绝缘皱纹管外导体射频电缆详细要求。本规范适用于彩色电视UHF频段发射天馈系统、广播电视系统、微波干线传输系统和雷达天馈系统中作为宽频带、低损耗、小驻波、高频大功率SDY-50-80-51型射频电缆。
前言
没有内容
目录
没有内容
引用标准
GJB 1524-1992 半空气介质、半硬同轴射频电缆总规范
所属分类:
【英文标准名称】:SpecificationforGlassFiber-ReinforcedPolyesterPlasticPanels
【原文标准名称】:玻璃纤维增强聚酯塑料板用规范
【标准号】:ANSI/ASTMD3841-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑;玻璃纤维增强塑料;板条;塑料管;塑料;塑料制品;聚酯
【英文主题词】:Construction;Glass-fibrereinforcedplastics;Panels;Plasticpipes;Plastics;Plasticsproducts;Polyesters
【摘要】:Thisspecificationcoverstheclassification,materialsofconstruction,workmanship,minimumphysicalrequirements,andmethodsoftestingglass-fiberreinforcedpolyesterplasticpanelsintendedforuseinconstruction.Panelsforspecializedoruniqueapplicationsmayrequirevaluessignificantlyaboveorbelowthosestatedinthisspecification.RecommendedpracticesforcertainspecificapplicationsareincludedasAppendixX1.Thisspecificationisnotintendedtorestrictorlimittechnologicalchangesaffectingperformancewhenthosechangesareagreeduponbetweenthepurchaserandtheseller.Supplementaryinformationonchemicalresistance,resistancetoheat,andinstallationpracticesareprovidedinAppendixX1.Theclassificationoftheseplasticpanelsintotypesbasedonrelativeresponsetoalaboratorytestshallnotbeconsideredafirehazardclassification.Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseinTablesandFigures)shallnotbeconsideredasrequirementsofthisstandard.Laboratoryflammabilitytests(TestMethodsD635,D1929,D2843,andE84)applicabletothisstandardshouldbeusedtomeasureanddescribethepropertiesofmaterials,products,orassembliesinresponsetoheatandflameundercontrolledlaboratoryconditionsandshouldnotbeusedtodescribeorappraisethefirehazardorfireriskofmaterials,products,orassembliesunderactualfireconditions.However,resultsofthesetestsmaybeusedaselementsofafireriskassessmentwhichtakesintoaccountallofthefactorswhicharepertinenttoanassessmentofthefirehazardofaparticularenduse.Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section8ofthisspecification.Thisspecificationdoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisspecificationtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-ThereisnoknownISOequivalenttothisstandard.
【中国标准分类号】:G33
【国际标准分类号】:83_120
【页数】:
【正文语种】:英语
Product Code:SAE AS119
Title:Hose Assembly, Ptfe, Cres Braid, 3000 Psig, 400Mdf, 45 Degrees to 90 Degrees, Flareless Lightweight
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.