Pressure from the standard design features a self-sealing pressure seal gate valve is applicable to all liquid pressure, high temperature applications (except coke outside). Select the design and materials for steam systems, chemical and thermal power equipment to provide a quality service. We provide the most pressure self-sealing valve, the valve body material is cast steel, forged steel ball material. These are properties that can satisfy different requirements of the production line to the user. Our self-sealing valve pressure as effectively as possible to provide a flow path and sealing performance, making it light weight, easy to install and maintain orderly features.