日本特级淫片免费看-综合色一区二区三区-天天射天天更新天天日-最新日韩精品视频免费在线观看-av免费在线观看欧洲-女人一区二区三区视频-日本理论片一区二区三区-91久久国产综合久久久-日本色网视频在线观看

(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(bào)價(jià)