... Temperature:-196~+900 'C High flow capacity compact size control valve, valve, electric control valve Main Features1.Equipped with pneumatic diaphragm actuator.compact ... 16,20,30,40KFlow characteristic Equal percentage (table 1),linear (table 2),quick open (table 3)Plug form top guided single seat ... 79.1~79.4-1994, ANSI,JIS,DIN etc Table 1 equal percentage table 2 linear table 3 quick opening