BVT-PB Process Bypass Valve
Product Description
BVT-PB process bypass valve
The BVT-PB is a steam conditioning valve optimized for auxiliary and process steam. The application for process steam may range from petrochemical plants to pulp and paper, where the valve is typically installed in parallel to a steam turbine and controls the downstream pressure and temperature. Pressure reduction takes place in the valve trim as well as the outlet, where several pressure-reducing pipes are installed.
Key features
- Excellent rangeability of at least 50 to 1
- Fully customizable inlet, outlet connections
- Complies with the following standards: ASME, EN, PED
- Forged valve body with uniform thickness and trim design optimized to withstand thermal cycling
- Pressure reduction stages optimized for operating conditions, and for reduced noise
- Balanced plug design requires smaller actuating forces
- Pressure seal bonnet for simpler and quicker maintenance. No special tools necessary
- Compatible with pneumatic, hydraulic and electrical actuation
- Optimized packing design
- Long cage design reduces wear on trim internals caused by wet steam or particles
Specifications
Valve sizes
Up to 225 mm seat diameter
Larger seat sizes upon request
Pressure class
Up to ANSI 1500 (higher rating on request)
Design temperature
575 ºC as standard (620 ºC on request)
Leakage class
ANSI Class III
Regulatory requirements
ASME, EN, PED, IBR, CRN
Materials
Forged material adapted to connecting pipe material
Actuation
Pneumatic, hydraulic or electrical
Options
Live load
BT-design
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