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Double check valve 2011-11-16
A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies f
The valve-in-valve technique 2011-09-23
"The valve-in-valve technique can be used
readily in the catheterization laboratory as bailout therapy for a
failed im
Butterfly valves for different types 2011-09-20
Lined Butterfly valves for different types of industrial liquid and gas pipeline (including vapor) transport, in
parti
Check valve have narrow channel 2011-09-15
According to the using requirement , disc can be made from metal , metal embed in rubber insert or rubber ring .
Just li
Basic series of liquid chlorine 2011-09-05
Chlorine ball valve
and plug valve of the same class, the difference is ball is a sphere
with a circular through also f
Opening times of the injectors 2011-09-02
The
opening times of the injectors are controlled by electrical impulses
from the control module. For a detailed desc
Paddle type pressure regulator characteristics 2011-09-01
Paddle type pressure regulator characteristics due to paddle type
pressure regulator without
outside drive energy, so
Some supplementary tips 2011-08-30
Butterfly valves on water lines should be manually operated only through
a geared mechanism to prevent slamming
