Specifications:
- Preset adjusting ring
- Simple blowdown adjustment
- Minimum guiding area
- Pressure-containing nozzle
- Spindle pocket connection
- Minimum number of parts for easy maintenance
- Maximum seat tightness
- Cap and lever interchangeability
- Valve interchangeability
- Castings and forgings made to ASTM and ASME specifications
- Reduction of valve bonnet pressure
- Eductor tube
