Blakeborough®
BV500 & BV501 Cage Trim Valves up to Class 600lb Rating
This design is suitable to general, medium, and severe service applications, cage guided, quick change trim, available in inline globe, angle, Y, and Z configuration. The Blakeborough® BV500 and 501 series are highly versatile valves, and as a result we are pleased to offer the following options to customers:
- Cage guided
- Wide range of trim options
- Simple, low cost, in line maintenance
- Comprehensive interchangeable parts systems
- High-stability plug guiding
- High flow capacity
- Trim interchangeability within the same body design
OPTIONAL FEATURES
- Soft seating for class VI shut off
- Downstream silencer for noise reduction
- Seat diffuser for body protection
- Balanced pilot for high tight shut off
- Live loaded packing for prolonged high emission protection performance
BONNET FORMS
- Standard – standard range of temperatures
- Normalizing – protection of gland packing for temperatures beyond standard
- Bellows Seal – high leak protection system
- Cryogenic – for extremely low temperatures to prevent packing freezing.
END CONNECTTIONS
- Flanged (all current standards)
- Butt weld
- Socket weld
- Screwed
- Clamped ends – all types
DESIGN STANDARDS
- ASME B16.34
- EN 12516-1 / 2
- API 6A
- ANSI FCI 70-2
- ASME B16.25
- ASME B16.5
- NACE MR-01-75
- BS1560, BS4504
- ASME BPVC Section III
- NQA-1, 10CFR50 App. B
- 10CFR50 Part 21
- RCC-E
- RCC-M
- CSA Z299
- ISO 9001
- ISO 14001
- PED
- ATEX
- ISO 15848-1
DESIGN RATING
- ASME B16.34 150 – 600 # PN20 – 100
PRESSURE CLASS/ POWER RATING
- ASME B16.34 150 – 600 # PN 20 – 100
TRIM OPTIONS
- Multi-Flow (MF) – single stage ported cage style
- Single stage Multi-Flow (SS) – single stage drilled hole cage
- Cascade (CS) – severe service duties concentric cage design
- Variable Stage Cascade (VS) – combined single stage and multi stage cage design
- Spline trim – single stage micro-flow control
- Flash cone – multi-stage single path for extra low flow
- X-Stream™ – Multi-stage multi-path for high severity service.
TRIM CHARACTERISTICS
- Linear
- Equal Percentage
- Quick Opening
- Intermediate
ACTUATORS
- Pneumatic single spring diaphragm; pneumatic multi-spring diaphragm, pneumatic double acting piston actuator; self-contained electro-hydraulic; hydraulic (separate HPU and controls unit); electric.
- All power applications (except desuperheating)
- All oil & gas applications (except for choke)
- All industrial applications
SIZE RANGE & DIMENSIONS
- 40 – 900 mm (1.5 – 36 inches)
TEMPERATURE RANGE
- -196ºC – 800ºC (-321ºF – 1472ºF)
MATERIALS
- Valves can be produced in most metals both in casting and forging form.
- F91 Austenitic Stainless steel available.
STANDARD BODY MATERIALS
- Carbon steel
- Grade WCB, Stainless steel
- Grade 316/304/347, 1.1/4% chrome moly. steel
- Grade WC6, 2.1/4% chrome moly. steel
- Grade WC9
- F91 Austenitic Stainless Steel
- Monel
- Aluminium Bronze
- Hastelloy B/C
- Duplex/Super duplex
- Titanium
