Triple-offset Butterfly Valves
| Size | 3" to 100" (80 mm to 2500 mm) |
| ASME Class | Class 150 to 1500 |
| Design Standard | API 609 Cat B |
◎ The butterfly valve design adheres to API 609
◎ Provided with API 609 monogram.
◎ Large selection of valves with both long and short patterns
◎ The 12-inch Class 150 valve passed a successful 10,000 cycle of Design Validation Test.
◎ Fugitive Emissions: Meets ISO 15848-1 Endurance Class CO2 standards and Tightness Class AH
◎ The product has been designed and tested to meet API 607/ ISO 10497 standards.
◎ API RP 591 test conducted on 12” Class 150 TOBV at Element Lab, USA
◎ It also has CE marking and meets the requirements of Pressure Equipment Directive 2014/68/EU, Annexure III, Module H
◎ A DNV-certified PED Module B1 Design Examination Certificate is also available.
◎ Ensures compliance with ATEX Directive 94/9/EC for category 2 non-electrical equipment
◎ SIL. 3 Safety Integrity Levels for Automated Valves.
◎ Triple-offset Reduced operating torque and ownership costs are achieved via geometry that minimises seat-seal contact
◎ In comparison to gate valves of the same size, it is lightweight and compact
◎ Bubble-tight sealing is provided by a flexible laminar seal and a hard faced in-situ body seat
◎ Single piece Anti blow out shaft
◎ Minimal turbulence and pressure decrease are guaranteed by the disc's contour.
◎ Retainer bolting conforms with Appendix 2 of ASME Section VIII, Division 1.
◎ Alternatives: High Temperature, Cryogenic, FBE/ Fusion-bonded Epoxy Lined, and Steam-Jacketed
◎ Offered with Electric, Pneumatic and Hydraulic Actuators
◎ In-house Tests Capabilities - Cryogenic Test, Pipe Bending Test, Vacuum Test and Fast Closure Test
◎ Digital traceability made dependable with ValvTrac™ RFID tags.
Aquaseal Elastomer-lined Butterfly Valves
| Size | 2" to 36" (50 mm to 900 mm) |
| Pressure Rating | PN 10, PN 16, PN 25, Class 150 |
| Design Standard | API 609 Cat A, EN 593 (BS 5155), MSS SP 67 |
◎ Increased dependability and extended lifespan
◎ Tight closure and steady low torque
◎ Guaranteed shaft sealing
◎ Single-piece blowout-resistant shaft
◎ Dependable Motor - Shaft-disc positive connection
◎ Reduced flow resistance - Touring record
◎ Installing it is easy.
◎ Platform for installing integral actuators.
◎ End connections: Wafer, Lugged, Flanged
◎ Body materials: Cast Iron, SG Iron, Carbon Steel, SS 304/ CF8, SS 316/ CF8M
◎ Elastomer options: Black/ White Nitrile, EPDM, Viton, Hypalon, Silicon
◎ Specials: Long Neck, Extended Stem.
| Size | 2" to 36" (50 mm to 900 mm) |
| Pressure Rating | PN 10, PN 16, PN 25, Class 150 |
| Design Standard | API 609 Cat A, EN 593 (BS 5155), MSS SP 67 |
Fabricated Steel Butterfly Valves
◎ Self-energizing Disc Seal: Two-way bubble-tight sealing in both directions
◎ Guaranteed Sealing to Environment
◎ More Effective and Lighter Construction
◎ Greater Life, Lower Torque
◎ Bearings that require less maintenance.
◎ Pressure ratings: PN6, PN10 and PN16
◎ Body materials: Carbon Steel IS 2062, A 516 Gr.70, SS 304, SS 316
◎ Elastomer options: Nitrile Rubber, EPDM, Viton
◎ Specials: Ebonite-lined valves for sea water applications, Special sealing systems for vacuum services, Butt-weld ends.