National Valve Standardization Technical Committee submitted to the State Standardization Administration of the national standards and draft proposals for the formulation of standards ended recently, which contains the valve 14 new national standards to declare the recommended project. These projects are mainly flexible sealing gate valve, pilot-operated safety valve, explosion-proof valve electric device, emergency shut-off valve for liquefied petroleum equipment, steel relief valve for petroleum and petrochemical equipment. Most drafting units are from the valve of the first-line manufacturing enterprises, including: Beijing Valve Plant Co., Ltd., Hefei General Machinery Research Institute, Suzhou Su Valve, Shanghai Zheng Feng Valve, Shanghai Huatong Valve, Kunshan Star Valve Co., Ltd. , Ningbo Amico, Tianjin Bailey two links, Yangzhou power equipment repair factory.
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