A级高潮激情在线观看视频_国产蜜臀αV无码视频麻豆_国产粉嫩高中无套进入在线观看91_国产美女MM1314爽爽爽

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