Feature:

1.Three pieces foreged steel body,fully welded

2.Trunnion mounted ball,Full bore

3.Anti-blow out stem,Fire safe design,Anti-Static device

4.Resilient or Metal to Metal Seat design

 5.Alloy or PTFE Coating Stem Bearing with Self-Lubrication

6.Free leakage of body sealed construction

7.Self relieving seat

8.Double block and bleed function

9.Emergency sealant injection system

10.Low torque in operation.

11.Extension stem for optional, suitable for inaccessible areas or buried servies

12.ISO 5211 mounting pad optional

13.NACE MR-01-75

14.Forged steel body assures uniform the grain structure and toughness free from inevitable casting defects, such as porosity, abscess , sand hole, loosen, slag inclusion, crackle etc