Velan, Inc. Datasheets for Butterfly Valves

Butterfly valves control flow through a circular disc or vane by turning the valve's pivot axis at right angles to the direction of flow in the pipe. They are normally used as throttling valves to control flow.
Butterfly Valves: Learn more

Product Name Notes
A complete range of gate, globe and check valves for all of your high pressure and high temperature applications, proven over years of service in conventional thermal and nuclear power...
A complete range of gate, globe and check valves for all of your high pressure and high temperature applications, proven over years of service in thermal and nuclear power plants...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits • A compact but extremely sturdy design for high...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits • Available types: Piston, Ball, Swing check
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits • Available with bolted or welded bonnet. • Packing...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits • Long cycle life bellows (10,000 cycles): Designed and...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits • Long cycle life bellows (3000 cycles): Designed and...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits • Long cycle life bellows (3000 cycles): Gr. 321...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits These special blowoff valves are available in bolted bonnet...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits This valve is designed for continuous blowdown but can...
A comprehensive range of small forged gate, globe, check, angle and bellows seal valves with unique design features. Features and benefits TWO TYPES: • This valve is available with an...
A fire safe resilient-seated ball valve, ideal for use in a wide range of applications. Features and benefits Velan's VTP-2000 3-piece ball valve is a high performance ball valve, ideal...
A world-leading range of ball valves for delayed coking and other high temperature slurry applications. Features and benefits AUTOMATION The electric, hydraulic or pneumatic actuator is selected in function of...
API 603 corrosion-resistant stainless steel gate, globe and swing check valves. Features and benefits • Wall thickness to ASME B16.34. • Optional integral CoCr alloy hardfaced seat available for longer...
API 603 corrosion-resistant stainless steel gate, globe and swing check valves. Features and benefits • Wall thickness to ASME B16.34. • Precision, high quality investment castings.
Bidirectional, zero-leakage, triple-offset butterfly valves Features and benefits DESIGN FEATURES: • Triple-offset disc rotation: Provides bubble-tight sealing without rubbing or galling. • Cryogenic stem packing: Composed of superposed Viton O-rings...
Bidirectional, zero-leakage, triple-offset butterfly valves Features and benefits The Torqseal's advanced design features three-way eccentricity and unique elliptical seat geometry ensuring compressive sealing around the entire seat and a "tightâ€,...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits • Body and cover: Precision machined castings. Exclusive: Disc shaft does not penetrate...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits • Long cycle life bellows (2000 cycles) in Gr. 321 (stainless), Inconel for...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits • Long cycle life bellows (3000 cycles) in Gr. 321 (stainless), Inconel for...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits • Non-rotating stem with precision Acme threads and burnished finish. Valve suitable for...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits • Universal trim: 13Cr stem, wedge in CA 15 or 13Cr faced, and...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits All basic design features of Velan cast steel gate valves are adapted to...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits All basic design features of Velan cast steel globe valves are adapted to...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits All basic design features of Velan cast steel swing check valves are adapted...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits All basic design features of Velan small forged steel check valves are adapted...
Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits Fugitive emissions are a critical factor in the performance of any HF Acid...
Forged, one-piece inclined globe and check valves for high pressure applications Features and benefits • Designed for quick and easy maintenance - one step removal of all working parts including...
Forged, one-piece inclined globe and check valves for high pressure applications Features and benefits • NO TORSION OF BELLOWS: Splined stem prevents torsion of bellow sand assures long cycle life.
Forged, one-piece inclined globe and check valves for high pressure applications Features and benefits • Solid CoCr alloy disc, fully guided for fast and full seating, even without spring. •
High performance cryogenic metal-seated butterfly valves featuring Velflex flexible metallic seating technology Features and benefits • Stem seal: Viton O-rings; Expanded graphite ring for fire safe • No Cavity: There...
High pressure forged ball valves ideally suited for the oilfield market. This product is available with a variety of seat materials and end connections to service other high pressure markets.
RAMA valves are designed for fast and easy in-line maintenance, in less than 15 minutes. Features and benefits A reduced passage valve adapted to functions like draining or venting. Qualified...
RAMA valves are designed for fast and easy in-line maintenance, in less than 15 minutes. Features and benefits A simple and standard design allows fast and easy maintenance for simple...
RAMA valves are designed for fast and easy in-line maintenance, in less than 15 minutes. Features and benefits Qualified by DCN (the French Naval Authority), this valve is recommended for...
RAMA valves are designed for fast and easy in-line maintenance, in less than 15 minutes. Features and benefits Qualified by EDF, the CLAMA easy maintenance check valve was developed to...
Resilient-seated ball valves featuring Memoryseal seating technology, low emissions packing chambers, and other value-added technical features for superior performance. Features and benefits • Exclusive Memoryseal™ seats compensate automatically for wear...
Resilient-seated ball valves featuring Memoryseal seating technology, low emissions packing chambers, and other value-added technical features for superior performance. Features and benefits DESIGN FEATURES: • Meets ASME B16.5, ASME B16.34,...
Resilient-seated ball valves for general use and commodity applications Features and benefits • Carbon or stainless steel body materials. • RPTFE seats.
Resilient-seated ball valves for general use and commodity applications Features and benefits The Velan Valvac three-piece ball valve with integral ISO mounting pad is a low-cost ball valve for many...
Retainerless dual-plate check valves for a broad range of applications. Features and benefits • BODY SURFACE WITH UNINTERRUPTED GASKET SURFACE: Proquip dual plate check valves use an internal retention method...
Severe service control valves for extreme temperature applications. Features and benefits SERVICE RANGE: • Temperature: -457.6 to 356°F (-272 to 180°C) DESIGN FEATURES: • Resilient stainless steel design • Temperatures...
Severe service metal-seated ball valves for high temperature, abrasive and corrosive applications. Features and benefits • Bi-directional sealing with preferred direction. • Advanced HVOF or Plasma spray custom trim coating...
Severe service metal-seated ball valves for high temperature, abrasive and corrosive applications. Features and benefits • Off-center split-body design allows the use of advanced spiral-wound gaskets. • Maximum temperature for...
Severe service metal-seated ball valves for high temperature, abrasive and corrosive applications. Features and benefits • Permits in-line access for seat replacement. • Can be welded into line without disassembly.
Severe service metal-seated ball valves for high temperature, abrasive and corrosive applications. Features and benefits The Securaseal Type N was designed and developed for the most severe services heavy industry...
Severe service metal-seated ball valves for high temperature, abrasive and corrosive applications. Features and benefits The Velan Type L high-temperature metal-seated ball valve is well suited for a variety of...
Standard and bolted bonnet for low emissions, all stainless steel knife gate valves. Features and benefits • Designed to handle light slurries, pulp stock and corrosive fluids in process industries...
Standard and bolted bonnet for low emissions, all stainless steel knife gate valves. Features and benefits • Designed to handle light slurries, pulp stock and corrosive fluids in process industries.
Standard and bolted bonnet for low emissions, all stainless steel knife gate valves. Features and benefits NO LEAKAGE TO THE EXTERIOR THROUGH PACKING CHAMBER (UNLIKE STANDARD KNIFE GATE VALVES) •
The Cap-Tight batch digester capping valve delivers outstanding performance and exceptional reliability, because of its unique design. It was developed using more than 25 years of experience in the application...
The rugged, one-piece, forged Power ball valve, is built to take the toughest steam isolation applications in your plant - vent, drain, blowoff, intermittent blowdown - with the performance and...