API Trunnion Mounted Ball Valve(API Mounted Ball Valve,Trunnion Mounted Ball Valve)
Application
Trunnion mounted ball valves are suitable for use on various kinds of pipelines of Class 150～Class 2500, PN16～PN160, JIS10K～JIS20K to cut off or turn on the pipeline medium, of which the operation types include worm gear, manual, pneumatic or electric actuators, being in general of flange connection, and butt welding ends connection as well.
Construction and features
Urgent grease injection device
Double-block and bleed functions
Fire safe design
Self-relief in the body cavity
The Bi-sealing design structure,i.e. seat sealing in front of the ball and seat sealing behind the ball
Blow-out proof stem
Anti-static design
Mounting pad provided
Standards and specifications
Design & Manufacture：API 6D、API 608、ASME B16.34、ANSI／AWWA C507、MSS SP-72、BS 5351、BS 6364、BFCI 70-2、ISO 5211、NACE MR0175 .
Connection Ends：ASME B16.5、ASME B16.47、API 605、MSS SP-44、ISO 7005-1、JIS B2238、BS 12627、ASME B16.25、ASME B16.11、BS 12760 .
Face to Face Dimension：ASME B16.10、ISO 5752、BS 558、BS 12982
Testing & Inspection：API 598、API 6D、API 607、API 6FA、BS 6755、BS 12569、MSS SP-82、MSS SP-61
Normal Pressure or Rating：Class 150 ～ Class 2500、JIS 10K ～ 20K、PN 10 ～ PN 160
Normal Diameter or Bore：NPS4～NPS36、DN50～DN900
Applicable Temperature：-196℃～540℃
Operation Type：Manual, worm gear, pneumatic, electric