Due to the characteristics of high air volume, low speed, wide coverage, and space saving, commercial fans have been favored by many companies. Commercial Fan,Commercial Ceiling Fans,Commercial Stand Fan,Industrial Exhaust Fan Julai (Chongqing) ventilation equipment Co.,Ltd , https://www.julaifans.com
The advantage of Industrial Fans: comfortable cooling, simulated natural wind generated by industrial fans blows onto the human body and emits heat, thereby reducing the temperature of the human body Usually, people can feel the cooling effect of 5-8 ℃. Industrial energy-saving large fans can produce effects similar to natural wind, making people feel very comfortable.
Various types of control valve inspection rules
1 various types of control valve factory inspection and type inspection should be carried out under the items specified in the table below. Pneumatic actuators and valves alone factory according to the corresponding provisions of the following items to be tested. Pneumatic actuator or valve alone may be exempt from type inspection during the life of the regulator.