久草成人-四季av一区二区凹凸精品-俄罗斯videodesxo极品-在线看黄的网站-av不卡在线看-超碰蜜桃-精品久久久网站-激情小说婷婷-国产乱色精品成人免费视频-一区二区视频国产-波多野结衣无码久久

(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