国产精品片一区二区三区_99麻豆久久久国产免费福利精品_久久露脸国产精品_国产成人精品a_久久久久国产精品熟女影院_成人黄色国产

GFQ-11 All-weather Respiration Valve Scope of application
GFQ-11 All-weather Respiration Valve produced and sold by Baigang valve group is suitable for storing Class A oil with flash point D at 28 ℃ and class B oil with flash point D at 60 ℃, such as gasoline, stupid, stupid, kerosene, light diesel oil, engine oil, crude oil, etc. Oil products and properties of the same chemical storage tanks. Can be used with the new corrugated flame arrester.

GFQ-11 All-weather Respiration Valve instructions for use
Breathing valve installed in the top of the tank, is to solve the positive pressure tank, negative pressure gas, the tank of liquid access is not hindered, when the external liquid into the tank when a large number of gas out call (called positive pressure) . If the tank liquid output when the tank must be drawn into the tank from the outside air (called negative pressure). Stop breathing when the valve is automatically closed will not leak the liquid gas tank, so that the liquid inside the tank has been a good guarantee.

GFQ-11 All-weather Respiration Valve maintenance and servicing
For the safety of the breathing valve, check whether the guide rod and the valve plate are flexible before use. This valve should be regularly (within 6 months) check the positive and negative valve disc is flexible, valve disc contact surface for damage, if damaged should be overhaul immediately. After maintenance, everything is normal and can be reused.

GFQ-11 All-weather Respiration Valve main technical parameters

GFQ-11 All-weather Respiration Valve Parts and materials

GFQ-11 All-weather Respiration Valve GB flange connection Dimensions: gb, jb

GFQ-11 All-weather Respiration Valve API flange connection Dimensions: ansi, api, asme for jis standard