we are one of supplier in China. most of products is Radiator Cap, we can make according to customer samples, welcome inquire us. Radiator Cap Radiator Cap, Radiator Cap Tester, Radiator Cap Function, Radiator Cap Leak NINGBO ZHONGWANG AUTO FITTINGS CO.,LTD , http://www.autostarter-alternator.com
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.
At the China Fluid Machinery Exhibition held recently, the reporter of China Metal Processing Online was informed that the forged welding globe valve jointly developed by Harbin Haguo Valve Co., Ltd. and Harbin Institute of Technology was successful.