1、 According to the type of connection, it can be generally divided into three categories: loose flange flexible electric ball valve, fixed flange flexible electric ball valve and threaded flexible electric ball valve.
2、 According to the classification of product structure, it is generally divided into five categories: single ball flexible electric ball valve, double ball flexible electric ball valve, reducer flexible electric ball valve, curved ball flexible electric ball valve, fan coil flexible electric ball valve.
3、 According to the use classification, it can be generally divided into three categories: general flexible electric ball valve, oil resistant flexible electric ball valve, and special flexible electric ball valve with heat resistance and strong corrosion resistant media.