Domestic application of forging welding technology to power station shut-off valves
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According to Zou Zong, general manager of Harbin Haguo Valve Co., Ltd.: Forging welding stop valve is a power station valve jointly developed by Harbin Haguo Valve Co., Ltd. and Harbin Institute of Technology. It applies forging and welding technology to large diameter high temperature for the first time in China. High-voltage power station shut-off valve is a national product.
The series of valves are manufactured by Harbin Institute of Large Shear Extrusion Technology and obtained national patents.