<thead id="gknkz"><rt id="gknkz"></rt></thead>

      亚洲人成网线在线播放va蜜芽,黑人强伦姧人妻久久,中文字幕亚洲无线码一区女同,日韩av人人夜夜澡人人爽,2019午夜福利不卡片在线,中文字幕一区二区人妻性色,东京热人妻无码人av,国产精品久久久久久久久久久不卡

      Products & services

      Polyethylene anti-corrosion coating 2LPE/3LPE

      Product Introduction 

      A coating that prevents corrosion and provides mechanical protection of the external surface of metal pipes.

      Product Advantage

      Applicable for low-temperature environment, strong resistance to mechanical damage, increasing the service life of pipelines and reducing operating costs.

      Product Characteristics 

      High coating adhesion, good flexibility and impact resistance.

      Product Size

      (a)Single pipe length: 8-18m;
      (b)Pipe diameter: OD88.9mm-1420mm.

      Product Performance 

      (a)Performance better than: National standard GB/T 23257;
      (b)International standard ISO 21809-1;
      (c)Det Norske Veritas standard DNVGL-RP-F106;
      (d)German standard DIN30670;
      (e)French standard NF A49-710;

      (f)Canadian Standard CSA Z245.21;
      (g)Kuwait National Petroleum Standard KOC-P-004 PART6;
      (h)Shell standard DEP 31.40.30.31 and other standard requirements.

       
      Application Scope

      ·Natural gas and long-distance oil transmission pipelines;
      ·Water pipeline, pile pipe;
      ·化Chemical industry, slurry transportation pipeline.

      生產能力

      3 million m2/year.

      主站蜘蛛池模板: 尤物在线精品视频| 国产一区精选播放022| 77色午夜成人影院综合网| 韩国无码av片午夜福利| 暴雨入室侵犯进出肉体免费观看| 中文字幕一精品亚洲无线一区| 欧美大片18禁aaa片免费| 精品久久久久久无码人妻蜜桃| 国产精品沙发午睡系列| 亚洲国产精品自在拍在线播放蜜臀| 亚洲超碰97无码中文字幕| 国产成人久久久精品二区三区| 成人网站www污污污网站直播间| 亚洲色婷六月丁香在线视频| 欧美人与动牲猛交a欧美精品 | 亚洲小说少妇区图片| 午夜成年奭片免费观看| 51精品国产人成在线观看 | 少妇人妻中文字幕hd| 少妇的肉体k8经典| 国产日韩av免费无码一区二区| 久久人人97超碰人人澡| 国产福利视频在线精品| 久久99久久99精品免观看| 波多野结衣在线观看一码| 欧美三级欧美成人高清| 免费的av网站手机版| 国产av亚洲精品ai换脸电影| 亚洲精品亚洲人成在线| 最新系列国产专区|亚洲国产| 国产成人免费视频| 日日拍夜夜嗷嗷叫国产| 日日做夜狠狠爱欧美黑人| 性欧美视频videos6一9| 国产一卡2卡三卡4卡 在线观看| 久久妇女高潮喷水多| 在线 | 18精品免费1区2| 老熟女乱之仑视频| 欧妇女乱妇女乱视频| 99久久精品免费观看国产| 日日碰狠狠躁久久躁婷婷|