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INDIA JSW DOLVI 1 Million Tons Coke Oven Project ZECO VALVE provided lug butterfly valves, cast steel gate valves and motorized ball … Read more
manual ball valve
Working Principle of Manual Ball Valve
The working principle of manual ball valve is rotating the spool to make the valve unblocked or blocked. Manual ball valve works … Read more
What are the Characteristics of Manual Ball Valve
The ball valve has simple structure, it is small and light. And now in many fields, it is also used, ranging from … Read more
Introduction of Manual Ball Valve
Manual ball valve is a new type of ball valve. It has some unique advantages of its own structure. For example, the … Read more
Bohai Oil Platform
The B platform in the second phase of Penglai 20-1 oilfield has been successfully put into production ahead of schedule. The development … Read more
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