Ball valve body made of European quality steel with the
option of full material identification and retraceability
Ball with a full bore with no cross-section restriction in the ball valve
Hard chrome-plated balls to reduce friction and seat wear
Ball seats made of Delrin® (POM) to assure low operating torques
No exposed threads in the flow passage
High-quality design with a large thrust washer (strength of 1mm)
and back-up ring to protect the o-ring against extrusion
Gradual changeover of the standard surface coating of
selected series from "Carbon Steel, zinc/iron-plated"
to "Carbon Steel, zinc/nickel-plated"
Design Features of STAUFF Valves