2014 Hot Sale Hard Sealed fixed Ball Valve, Cast Steel Flanged trunnion Ball Valve with Worm Wheel Dn50~Dn2000 Pn10/16 (Q347F ball valve)
1) trunnion ball valve: · Full Port Design
Full port construction ball valve improves flow characteristics for greater process efficiencies
· Blow Out Proof Stem
Stem is bottom loaded to prevent removal when valve is in service
· Locking Device
Enables plant personnel to secure valve in open or closed position when manually operated
· Live Loaded Stem Packing
Provides constant load on the stem seal and extends service life
· Corrosion Resistant
Made of 316 stainless steel (A351 Gr. CF8M) for greater chemical resistance and longer service life
2) Operating and Test Conditions of JINGJIA ball valve: · Temperature Range: -20° C to 190° C
· Maximum Working Pressure: ANSI 150: 275 PSI WOG
· ANSI 300: 720 PSI WOG
· Working Medium: Water, Oil, Gas, Acid, etc
· Design: ANSI/ASME B16.34
· Inspection&Testing: API 598
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