亚洲精品视频在线播放_免费一级特黄特色毛片久久看_91精品国产欧美一区二区成人_久热中文字幕_国产精品网址_日韩中文在线

產品列表PRODUCTS LIST

聯系信息

  • 電話:
    189-2580-2250
  • 傳真:
    18925802250
  • 服務熱線:
    0769-82205353
首頁 > 技術與支持 > IEC 60811-2-1
IEC 60811-2-1
點擊次數:1063 更新時間:2019-09-27

IEC 60811-2-1

本頁面標準信息均來源于網絡收集,或由參與標準制定的供應商提供,只作為參考使用,為確保測試結果的準確性、節省您的時間,如需IEC 60811-2-1標準詳細信息或IEC 60811-2-1具體測試方法,請與我們技術人員聯系或給我們留言,我們將為您提供相關的技術支持。

 

IEC  60811-2-1標準簡介

IEC  60811-2-1是關于《電纜和光纜的絕緣和護套材料的通用試驗方法 第2-1部分》,由標準技術委員會20:電線電纜,該版本在原先IEC  60811第二版(1998)的基礎上修訂。

IEC  60811-2-1是關于用于配電光電纜和電信電纜,絕緣聚合物和護套材料的試驗方法,包括在船舶和海上應用中使用的電纜。

 

該標準給出了適用于彈性體化合物的耐臭氧性試驗、熱定型試驗和礦物油浸試驗方法。

IEC  60811-2-1英文原文摘錄

1.General

1.1 Scope

 

This standard specifies the test methods to be used for testing polymeric insulating and sheathing materials of electric and optical cables for power distribution and telecommunications, including cables used on ships and in offshore applications.

This standard gives the methods for the ozone resistance test, hot set test and mineral oil immersion test, which apply to elastomeric compounds.

1.2 Normative references

The following normative documents contain provisions which, through reference in this text,constitute provisions of this part of IEC 60811. At the time of publication, the editions indicated were valid. All normative documents are subject to revision, and parties to agreements based on this part of IEC 60811 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. Members of IEC and ISO maintain registers of currently valid International Standards.

IEC 60811-1-1:1993, Common test methods for insulating and sheathing materials of electric cables – Part 1: Methods for general application – Section 1: Measurement of thickness and overall dimensions – Tests for determining the mechanical properties

IEC 60811-1-2:1985, Common test methods for insulating and sheathing materials of electric cables – Part 1: Methods for general application – Section Two: Thermal ageing methods

ISO 1817:1999, Rubber, vulcanized – Determination of the effect of liquids

2 Test values

Full test conditions (such as temperatures, durations, etc.) and full test requirements are not specified in this standard; it is intended that they should be specified by the standard dealing with the relevant type of cable.

Any test requirements which are given in this standard may be modified by the relevant cable standard to suit the needs of a particular type of cable.

粵公網安備44190002001386號

主站蜘蛛池模板: 久久精品视频一区二区三区 | 亚洲天堂久 | 日本激情视频一区二区三区 | 青青青青青青久久久免费观看 | 日本亚洲免费 | 日韩久久精品视频 | 精品欧美一区二区三区免费观看 | 国内精品福利在线视频 | 99热精品免费 | 一级aaa级毛片午夜在线播放 | 久久99爰这里有精品国产 | 天天靠天天擦天天摸 | 性做久久久久免费看 | a级日本理论片在线播放 | 亚洲欧美精品中字久久99 | 88国产精品欧美一区二区三区 | 黄色精品 | 精品久久久久久无码中文字幕 | 免费操人 | 国产精品区网红主播在线观看 | 亚洲一区二区三区日本久久九 | 日韩 欧美 中文字幕 不卡 | 国产精品高清视亚洲一区二区 | 一级毛片在线全部免费播放 | 2019国内精品久久久久久 | 久久99精品久久久久久噜噜噜 | 欧美影院一区二区 | 欧洲一级做a爱在线观看 | 久久综合九色综合97婷婷女人 | 亚洲影院在线播放 | 在线亚洲播放 | 99热精品免费 | 免费看h的网站 | 人人澡人人澡碰人人看软件 | a级毛片免费观看视频 | 99热这里只有精品国产在热久久 | 一级做a毛片在线看 | 久久久久久尹人网香蕉 | 日本h视频在线 | 国产性片在线 | 欧美日韩一区二区中文字幕视频 |