Ball Valves, Welded Ends NOS A full bore, bi-directional ball valve can be mounted in any position. The valve housing is a steel, welded nondisassemblable unit. The stem is protected against blowing off and mounted either on the inside or the outside of the body with a protective flange. Moreover the stem features a multi-stage sealing system with a fireproof packing. The upper seal can be replaced while the valve is in operation. Depending on the valve size and pressure, the ball either “floats� or is set in trunnions.
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Standard accessories: worm gear or wrench; vent plug; antistatic protection Optional accessories: extension; drive; vent plug; safety sealing