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2022-10-26Which rating number is used for welding ball valve sleeve
As for which rating number shall be used for welding ball valves, the welding valves shall be determined according to the design medium, which is generally used for flammable, explosive and highly toxi...
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2022-10-26What scope is plastic diaphragm valve applicable to
The closing and opening of the plastic diaphragm valve is realized by the pressure from the pipeline acting on the reinforced rubber diaphragm. When the pressure medium enters the valve control chamber...
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2022-08-01Design and selection of adjustable pressure reducing valve
Design and selection of adjustable pressure reducing valve (1) the adjustable pressure reducing valve used in the engineering type is a product that has passed the inspection, has complete marks, and t...
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2022-08-01Pressure regulating range and pressure characteristics of gas pressure reducing valve
Pressure regulating range of gas pressure reducing valve The gas pressure reducing valve refers to the adjustable range of the output pressure P2 of the pressure reducing valve, within which the specif...
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2022-07-14Structural characteristics and application scope of safety breather valve
Structural characteristics and application scope of safety breather valve: Fire safety breather valve is composed of safety breather valve and fire arrester. The structure of the safety breather valve ...
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2022-07-14Installation and use of explosion-proof breather valve
The principle of explosion-proof breather valve is to use the weight of positive and negative pressure valve disc to control the positive exhaust pressure and negative suction pressure of storage tank....
