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-solid wall pipe

High Strength Polyvinyl chloride are characterized by high strength, high toughness, high compressive strength, good flame retardancy and corrosion resistance. The product can replace galvanized, plastic or galvanized steel pipe, crossing road or bridge as communication cable protection pipe, can replace MPP, PE pipe for trenchless pipe.

093911_844.png

Product performance

實壁管22.jpg

5-1111111.jpg5-22.jpg

?
為您報價