Robust Stem-Ball EngagementReliable, accurate ball alignment is achieveddue to the robust engagement between theone-piece stem and the ball.Superior Bearing SupportSuperior bearing support of the blowout-proofstem ensures proper axial alignment and ZeroSeat Leakage even on actuated valves.Chrome Carbide Coating SystemConval's highly-engineered flame spray ChromeCarbide coating system has superior bondstrength and coating density to providelong-life, leak-free performance even inhigh temperature drop applications.