YD/T 5088-2005 SDH微波接力通信系统工程设计规范
时间:2024-05-03 21:54:06 来源: 标准资料网 作者:标准资料网 阅读:8882
基本信息
标准名称: | SDH微波接力通信系统工程设计规范 |
英文名称: | Specifications of Engineering Design for SDH Microwave Relay Telecommunication System |
中标分类: |
工程建设 >>
原材料工业及通信、广播工程 >>
通信工程 |
替代情况: | 替代YD/T 5088-2000 |
发布日期: | 2006-07-25 |
实施日期: | 2006-10-01 |
首发日期: | |
作废日期: | |
起草单位: | 中讯邮电咨询设计院 |
出版日期: | |
页数: | 26页 |
适用范围
本规范适用于我国新建的SDH微波接力系统工程设计.其扩建、改建工程设计也可参照执行。
前言
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目录
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引用标准
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所属分类: 工程建设 原材料工业及通信 广播工程 通信工程
【英文标准名称】:StandardPracticeforDesignandConstructionofNonmetallicEnvelopedGasketsforCorrosiveService
【原文标准名称】:腐蚀作业用非金属包封衬垫的设计和结构的标准实施规程
【标准号】:ASTMF336-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:F03.10
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:密封件;防腐蚀
【英文主题词】:gaskets;corrosiveservice;gaskets;enveloped;gaskets;nonmetallic;polytetrafluoroethylene(PTFE)
【摘要】:Thegasketscoveredbythispracticecanbeusedon,butarenotlimitedto,equipmentconstructedofthefollowingmaterials:(a)stoneware,(b)glassandglass-lined,(c)tantalum(solidandlined),(d)titanium(solidandlinedorclad),(e)zirconium(solidandlinedorclad),(f)silver(solidandlined),and(g)nickelandnickelalloys(solidandclad).Thegasketsprovidedforhereinareforthefollowing:(a)pipeflanges(flatorraisedface),(b)vesselnozzles,(c)circularopeningsinvesselsinexcessof12in.(305mm)diameter,and(d)ovalopeningsinvessels.1.1Thispracticecoversthedesigns,sizes,classifications,andconstructionofenvelopedgasketsforseverecorrosiveapplications.Theenvelopeservesasthecorrosionresistantmemberofthecompositegasketandisanonmetallicmaterialsuchaspolytetrafluoroethylene,PTFE,orrelatedmaterials.Theinsertsarenonmetallicgasketingmaterialswithorwithoutmetalreinforcement.OthertypesofcompositegasketsarecoveredinClassificationF868.1.2ThisstandardisbaseddirectlyuponANSIB16.21-1992;forthatreasonunitsareasANSIstatedininches.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J22
【国际标准分类号】:21_140
【页数】:4P.;A4
【正文语种】:
Product Code:SAE AMS3375
Title:Adhesive/Sealant, Fluorosilicone Aromatic Fuel Resistant, One-Part Room Temperature Vulcanizing
Issuing Committee:Ams G9 Aerospace Sealing Committee
Scope:This specification covers a one-part fluorosilicone (FVMQ) adhesive/sealant, supplied in cartridges, suitable for extrusion and curing to an elastomeric material upon exposure to air. It also covers a compatible primer.