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GA49H-4.0 DN25型脉冲式安全阀Pulse type safety valve
GA49H-4.0 DN25脉冲式安全阀,GA49Y-4.0 DN25脉冲式安全阀主要用于电站锅炉、压力容器、减温减压装置等设备，防止压力超过允许压力值，保证设备安全运行。
Mainly used in boilers, pressure vessels, pressure reduction device and other equipment, to prevent the pressure from exceeding and allowing Supreme pressure value, guarantee the safe operation of the equipment
