SW/NPT End metal seated Design Features: - Size: 1/2" ~ 24" (DN 15 - 600mm) - Class Rating: 1000/2000/3000 PSI - Floating Ball, Full Bore - Screwed and Socket Welded Ends - Reliable sealing performance and small torque - Full bore or reduced bore - Low emission packing - Optional locking device optional - ISO 5211 top flange optional - Fire safe, anti-static and anti-blowout stem design - Operation: Lever Design Standard: - Main standard: ASME B16.34 - Body material: A105 - Face to face: ASME B16.10 - Working temperature: -29鈩儈 + 425鈩? - Test and inspection: API 598 - Threaded End: ASME B1.20.1 - Socket Welding & BW End: ASME B16.11 - Test: API 598/BS 6755 - Fire Safe Test: API 607/API 6FA Hot Tags: CS.SS water floating ball valveWater Ball Valve factory website:http://www.growthfluid.com/water-ball-valve/