Hydropower application
The construction of power stations in my country is developing in the direction of large-scale, so large-caliber and high-pressure safety valves, pressure reducing valves, stop valves, gate valves, butterfly valves, emergency stop valves and flow control valves, spherical seal instrument stop valves, (according to national In the "Tenth Five-Year Plan", in addition to Inner Mongolia and Guizhou provinces, which can build units with more than 200,000 kilowatts, other provinces and cities can only build units with more than 300,000 kilowatts);
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