一级黄色av片-日韩亚av无码一区二区三区-亚洲精品激情-国产婷婷色综合av性色av-日本乱码视频-日韩av不卡在线-久久亚洲人成电影网-操碰在线视频-欧美sm视频-亚洲色精品aⅴ一区区三区-午夜在线精品偷拍-国产免费不卡-黄色一级播放-50一60岁老妇女毛片-国产又色又爽又刺激视频

(HPVC) porous integral pipe

High Strength Polyvinyl chloride

      The high strength polyvinyl chloride is produced by a single extrusion process using a variety of polymer materials. Set Sheath and tube as one, beautiful shape, convenient transportation, suitable for communication optical cable, power cable transmission, isolation and protection, can replace the steel tube across the road.

090923_872.png

Product performance

多孔一體11111.jpg

Product Specification and type

6-1.jpg

?
為您報價