Three-way ball valve is a relatively new type of ball valve, it has its own unique structure of some advantages, such as friction switch, the seal is not easy to wear, opening and closing torque is small. This will reduce the size of the actuator fitted. With multi-turn electric actuator, the media
Tank trucks play a very important role in the process of oil and gas storage and transportation. In the storage and transportation of oil and gas, most tankers are used for oil storage and transportation. When oil is needed, the oil is output from the tank.
First, the submersible pump maintenance 　　 1. Electrical 　　 (1) often check the submersible pump operating voltage and current. Use the voltmeter to measure the three-phase voltage should be basically the same, and in the 340 ~ 420V, with a clamp ammeter to measure the th
Introduction: We should use the low electricity price during Gudeng, use the water or refrigerant in the air-conditioning system for cold storage, and reduce the use of refrigerators and electricity during peak hours, so as to achieve the purpose of reducing electricity bills and using electricity
China Automobile Network's suction truck program has been included in China's Ministry of Industry and Information Technology's suction truck vehicle announcement. All 2 categories 108 manufacturers 92 suction truck brands 828 kinds of suction tr