Product Feature: 1. Floating ball, full bore . 2. ISO5211 mounting pad for easy automation. 3. Blow-out proof stem design. 4. PTFE/RPTFE seat seal( Seat seal material could be decided by customer's request or according to valve's medium & temp. Condition). 5. Fire-proof and anti-static design if need. 6. Operation: Hand wheel, Worm wheel, Pneumatic actuator & Electric Actuator.