Worm Gear Butterfly Valve, API 609, WCB, 44 Inch, 900 LB, BW

The Worm Gear Butterfly Valve Manufacturer produces high-performance triple eccentric butterfly valves that comply with API 609 standards. These valves are made from ASTM A216 WCB cast carbon steel, ensuring durability and reliability in demanding applications. With a large 44-inch (DN1100) diameter and rated at Class 900 LB and PN150 pressure classes, they feature butt weld ends for secure and seamless connections. The worm gear mechanism provides smooth and efficient operation.

Product Name: Worm Gear Butterfly Valve
Type: Triple Eccentric Butterfly Valve
Design Standard: API 609
Body Material: ASTM A216 WCB
Size: 44 Inch, DN1100
Pressure: Class 900 LB, PN150
End Connection: Butt Welding
Operation: Worm Gear
Medium: Water, Oil, Gas, etc
Temperature Range: -196°C to 550°C

Triple Eccentric Butterfly Valves offer a comprehensive solution for demanding applications across industries such as hydrocarbons, power generation, chemical processing, and fertilizers. These valves are available in a wide range of pressure classes, body configurations, and materials, designed to meet critical process conditions. The standard range covers ASME Class up to 600 LB, sizes up to 64 Inch (DN1600), and materials including carbon steel, stainless steel, and alloy steels, capable of withstanding temperatures up to 538°C (1000°F).
For specialized requirements, we provide valves in higher pressure classes, larger diameters, and alternate materials, including those suitable for cryogenic services. These metal-seated valves are fully compliant with API 609 and offer true bi-directional, high-integrity sealing. Manufactured using advanced 5-axis machining centers and custom welding systems, our valves ensure precision, durability, and performance in the most challenging environments.

Technical Specifications

» Type: Triple Eccentric Butterfly Valve
» Size Range: 2-44 Inch (DN50-DN1100); Larger sizes available upon request
» Pressure Rating: Class 150-900 LB (PN10-PN150)
» Body Materials: Carbon Steel (ASTM A216 WCB), Stainless Steel (ASTM A351 CF8, CF8M, CF3, CF3M), Low-Temperature Carbon Steel (ASTM A352 LCB, LCC)
» Shaft Materials: 17-4PH, SS410, XM-19
» Seat Options: Fully Metal Seat, SS + Graphite Composite Seat
» Temperature Range:
   Standard Metal Seat: -29°C to 425°C
   Cryogenic Metal Seat: -196°C to 121°C
» End Connections: Wafer, Lugged, Double Flanged, Butt Weld, Grooved
» Operation Methods: Handle, Worm Gear, Pneumatic, Electric
» Actuation Options: Manual, Pneumatic, Electric, Hydraulic, Counterweight, Electro-Hydraulic

Product Features

» Lockable lever for secure positioning
» On-site maintenance capability
» Easy integration with automation systems
» Reliable tight shut-off performance
» Optional ISO 5211-compatible top flange
» Suitable for both gaseous and liquid media
» Wide selection of body and trim materials for diverse service conditions
» Compliance with international standards: ISO 5752, BS 5155, API 609, MSS SP-68, ASME B16.10, ASME B16.5, DIN 3202