国产一区二区三区自产_亚洲国产中文在线视频_免费国产午夜理论片不卡_亚洲国产精品一区二区WWW_亚洲欧美在线x视频_日韩色情图片小说AV一区_538PROM精品视频线放_国产偷窥熟精品视频_国产福利无码一区在线_欧美阿v不卡资源在线

HPVC-double wall corrugated pipe

The High Strength Double Wall corrugated pipe has a hollow ring structure between the inner and outer walls, making full use of the principle of I steel structure to improve the Cross section, the moment of inertia and the ring steel degree. The product has the strength high, the toughness is good, the texture light and so on merit. The products can replace MPP single-wall corrugated pipes, glass steel pipes, PVC-C power pipes, PVC-U communication pipes and other pipes.

092514_187.jpg


Product performance

2222.jpg


Specification type:

3-1111.jpg

4-111.jpg

4-1111.jpg


?
為您報價