久久久勾缠精品夜色|99勾缠成人高清在线观看|一级做a爰片欧美一区|熟妇人素无码中文字幕|久久久勾缠精品欧美激情|欧美日韩一区精品在线|勾缠精品美女自在线观看免费|欧美另类极品videosbest视|日韩v欧美V另类蜜桃|麻豆久久五月综合勾缠

網(wǎng)站公告-NOTICE

新聞資訊

當(dāng)前位置:首頁 / 新聞資訊

濟南電纜橋架主體構(gòu)成PE線有哪些要求?

  主要經(jīng)營濟南電纜橋架的企業(yè),本公司以的產(chǎn)品和周到的服務(wù),贏得了廣大客戶的好評和惠顧,在社會上建立了良好的信譽,下面介紹電纜橋架體PE線的要求。
  Jinan cable tray mainly engaged in enterprises, the company with high-quality products and thoughtful service, won the praise and patronage of customers, in the community to establish a good reputation, the following describes the requirements of PE cable tray body.
  (1)根據(jù)文獻補充聯(lián)合電阻值量不得大于3.3 x10-4Ω;
濟南電纜橋架
  (1) According to the literature, the value of combined resistance should not be more than 3.3 × 10-4 Ω;
  (2)在沉降縫、伸縮縫等軟縫中編織銅線(或多股塑料銅芯線)應(yīng)使用。連接雙線(橋兩邊各一根)。
  (2) Copper wire (or multi strand plastic copper core wire) shall be woven in soft joints such as settlement joints and expansion joints. Connect two lines (one on each side of the bridge).
  (3)銅與鋁(鋅、鐵)連接時,接觸處的銅應(yīng)內(nèi)襯錫;
  (3) When copper and aluminum (zinc, iron) are connected, the copper at the contact shall be lined with tin;
  (4)所有電纜橋架保護接地連接均應(yīng)采取防松措施,連接緊固件應(yīng)鍍鋅;
  (4) Anti loose measures shall be taken for protective grounding connection of all cable trays, and connecting fasteners shall be galvanized;
  (5)表面接觸點應(yīng)擠出填充中性凡士林或?qū)щ姾?。山東電纜橋架主體構(gòu)成PE線要求
  (5) The surface contact point shall be extruded and filled with neutral Vaseline or conductive paste. Requirements for PE line of main structure of Shandong cable tray
  以上是濟南電纜橋架廠家為大家介紹的相關(guān)內(nèi)容,想要了解更多內(nèi)容,歡迎訪問網(wǎng)站:http://chenchen1688.com
  The above is the relevant content introduced by Jinan cable bridge manufacturer. For more information, please visit the website: http://chenchen1688.com
 
qq
售前咨詢熱線
15168870138
售后咨詢熱線
13465410318
高清无码成人在线| 91男女| 91在线中文| 亚洲精品一区久久久久久| 国产一区二区三区四区| 亚洲成人精品电影| 懂色av色香蕉一区二区蜜桃| 无码国产精品一区二区免费16| 综合另类| 国产午夜福利伦理300| 麻豆蜜传媒| 亚洲第9页| 囯产精品久久久久久久无码蜜臀 | www.黑人| 日韩欧美国产网站| 国产最新精品| 亚洲熟女一区二区三区| 五月综合视频| 日韩在线一卡二卡| 国产精品久久久久久白浆色欲| 人人看人人摸人人操| 亚州亚洲亚洲| 亚洲AV综合色一区二区三区| 日韩在线免费看| 国产激情久久久久| chinese国产| 欧美一区二区网站| 欧美日韩无套内射另类| 午夜亚洲精品| 涩涩涩涩av| 综合色区| 乱码精品一卡二卡无卡| 狼群WWW大A片| 亚洲乱色| 五月丁香久久久| 在线观看永久免费视频直播| 97亚洲精华液| 日本色天堂| 老熟女乱伦视频| MD传媒免费进入在线观看| 国自产拍 高清精品|