99国内精品久久久久久久-99精品电影一区二区免费看-99精品电影一区二区免费看-99精品国产99久久久久久97-99精品国产成人一区二区-99精品国产高清一区二区

Features:
1) DN40-1200
2) Reliable, small flow resistance, high temperature resistant
3) Suitable for corrosive mediums
4) Suitable for flow adjusting water, steam, oil, gas, and natural gas
in chemical industries, acid, alkali and salt working pipelines

Inner packing:
Carton

Outer packing:
Wooden cases