Product Name: Q911F electric thread ball Category: Q911F DN15 ~ 150 Product Information: Power: 24,220,380V, temperature: -20 ℃ ~ + 180 ℃, work pressure, said: PN16-63, nominal diameter: DN10-100mm , material: 304,316,316L, Medium: steam, ammonia, nitrogen, oxygen, hydrogen, air, water, fluid, etc. Connection: three threaded, three-piece welded three clamps, electric Overview three-piece ball valve is divided into (a type), two-stage and three-stage. Body using precision casting advanced technology, reasonable structure, beautiful shape. Seat with elastic sealing structure, reliable sealing, open and close easily. Valve stem seals downloading inverted structure, abnormal pressure when the valve chamber, the stem will not be out. With the international standard ISO stent platform and locking device. ■ fire, the design pressure balance hole ■ double stem packing with shrapnel devices dish of pressure on the stem-proof anti-static design ■ ■ ball out means