1. Attention should be paid to the type of double flange electric ball valve required by customers, because there are three types of double flange electric ball valves: VSSJAF double flange electric ball valve, VSSJAFG single flange double flange electric ball valve, VSSJAFC double flange double flange electric ball valve, VSSJAF double flange double flange electric ball valve and VSSJAFC type double flange double flange electric ball valve are both connected by flanges at both ends. However, VSSJAFC type double flange double flange electric ball valve has a long structure length. VSSJAFG single flange double flange electric ball valve is connected by flange at one end and welded at the other end.
2. Pay attention to the nominal pressure required by the customer. The pressure rating of the double flange electric ball valve is 0.25MPA 0.6MPA 1.0MPA 2.5MPA 6.4MPA 10.0MPA 3. Pay attention to the applicable media of the product required by the customer. According to the different media, the double flange electric ball valve can be divided into QT-400 ductile cast iron and Q235 carbon steel. The above are the requirements that should be paid attention to when purchasing the double flange electric ball valve. If you have any questions, please call our technical number: 18521350330.