Design
- Casted body and bonnet
- Bolted bonnet (BB)
- Parabolic or perforated plug
- Rising stem (RS), outside screw and yoke (OS&Y)
- Seats are integral or welded on
Applications
- Power plant
- Chemical
- Petrochemical
- Refining
Media
Depending on the valve materials:
- water
- steam
- gas
- oil and oil derivates
- other non aggressive media
Pressure and temperature
- Class 150 ÷ Class 900
- Temperature up to 600 °C
Materials
- Carbon, heat resistant alloy and stainless steels
Advantages
- Long service life
- Respect to emission standards
- Easy handling and maintenance
- Stem packing replacement in working conditions
Options
- Electric, hydraulic or pneumatic actuator
- Valve characteristic linear or equal-percentage
- Multistage regulation
- Y-Type (VBRY)
- Angle Type (VBRA)
- Spring loaded stuffing box (SLSB)
- Extended stem
- Locking device
- Seats and sealing made of elastic materials
- Other paint finishes are available upon customer’s request
- Valve complete with counter flanges, bolting and gaskets
Testing
- Every produced valve was tested according to ANSI/FCI 70-2
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