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Contact SupplierFeature: 1. Double Block and Bleed Ball valve; 2. Forging material can ensure sufficient rigidity and strength under maximum rated operation pressure without inherent flaw of the cast; 3. Anti-fire safe design 4. Anti-static device 5. Free leakage of body Sealed construction 6. Low torque in operation 7. Double block & bleed (DBB) 8. Emergency sealing 9. Extension stem 9. Automatic body cavity relief 10. Various driving types 11. Bolted cover or welded cover, three-piece Body, fixed Ball 12. Full or Reduced bore, Blowout Proof Stem 13. Fire safe and Anti-static 14. Dual seat with injection and drain & outlet