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about butterfly valves 2011-06-22
Lists different types of butterfly valves
There are undoubtedly different types of butterfly valves where each
of the t
quarter-turn valve 2011-06-09
Butterfly valves (Butterfly valve) valve is a family of valves called quarter-turn valve (valve to be rotated a quarter
PE ball valve 2011-06-07
1 Overview
Underground gas pipe network in the city system, polyethylene (PE) pipes are more and more applications. As w
Is the gate valve 2011-06-01
Is the gate valve
opening and closing parts, ram direction of motion perpendicular to
the direction of the fluid, the v
Motorized valve and Manual pneumatic valve 2011-05-30
In Operational efficiency and energy consumption saving, the use of automatic control valve is an essential part. The ma
high-pressure valve 2011-05-27
1, rough casting process improvement
I
plant the wellhead valve rough with sand mold casting, body process, in
cooperati
The secret behind the nylon ball valve 2011-05-26
A few days ago I read "Today Yuhuan", see the October 8, 2007 line reads: "In 1982, with Sand Casting Process-based ente
