剑来后宫露营A天堂,人妻性爱故事日韩无码,中文字幕精品无码2021,无码人妻精品一区二区三区蜜91 ,人妻性爱故事日韩无码,中文字幕精品无码2021,无码人妻精品一区二区三区蜜91

Feature:
This working pressure equal to zero, the normal action, corrosion resistance, high temperature.

Parameters:
1, Media types: Corrosive fluids, ultra-clean food, medicinal fluids.
2, Working pressure:0-1.6Mpa
3, Medium temperature:0-180℃
4, Nominal diameter:10-50mm
5, Connection:flange