The differential pressure bypass valve of the air conditioning system is used on the main pipe between the sump of t···
The self-operated self-pressure differential control valve is applied to the protection of the cold (heat) source un···
Y-type filter is an indispensable high-efficiency filtering equipment in the purification equipment engineering.
1. Air filter The contaminated air is cleaned to the state required for production and living, that is, the air is···
The check valve can also be used to supply a line in which the pressure may rise to an auxiliary system that exceeds···
A check valve is a valve in which the opening and closing member is a circular flap and acts on its own weight and m···