2 Piece Replaceable Muffler Butterfly Valve

Triple Offset Lug Type Butterfly Valve

A Triple Offset Lug Type Butterfly Valve features a unique design with three offset points, ensuring a tight seal and preventing seat wear. It is used to control the flow of fluids in pipelines and is ideal for high-pressure and high-temperature applications. The lug-style design allows for easy installation and maintenance, making it a reliable choice for industries such as oil and gas, water treatment, and chemical processing.

Specification & Standard

Design & Manufacturer: API 609 Category "B" / BS EN 593
Valve Face To Face Dimension: API 609 / BS EN 558
Flange Standard Conformity: ANSI B16.5, 16.47 150# / 300# / 600#
Inspection & Testing: FCI-70-2 / B16.104 / ISO 5208 / BS EN 12266-1
Pressure Temperature Rating: ASME B 16.34
Top Mounting Standard: ISO 5211
Stem Square Drive: ISO 5211
Seat Leakage Class: IV / V / VI
Top Flange Drilling: ASME B16.5 / 16.47 Class 150
End Connection: Wafer Type - D/F - AWWA C 504 D/F - IS 13095 - 150# 300# 600# PN-10 PN-16 PN-20 PN-25 PN-40
Size Range: 1.1/2" to 24" (Above 24" On Request) / 40 MM to 600 MM
Temperature Range: Upto 400°C
Pressure Class: 150#, 300#, 600# PN-10 PN-16 PN-20 PN-25 PN-40
Media: Water, Oil, Steam, Air, Gas, Chemical & Vacuum
Leakage Class: Class VI as per ANSI B16.104

Material Specifications

Body Material: CI, DI, S.G.I, WCB, CF8, CF8M, CA15, WCC, LCB, WC6, WC9, WC12, Hastelloy C, Nickel Aluminium Bronze, Duplex 4A, 5A, 6D, Super Duplex, Alloy 20
Disc Material: CI, DI, S.G.I, WCB, CF8, CF8M, CA15, WCC, LCB, WC6, WC9, WC12, Hastelloy C, Nickel Aluminium Bronze, Duplex 4A, 5A, 6D, Super Duplex, Alloy 20
Seat Material: SS 304, SS 304L, SS 316, SS 316L, SS 304 + Stellite 6, SS 316 + Stellite 6, SS 316 + Stellite 21, Inconel, Duplex 4A, Duplex 5A

Features & Benefits

Triple Offset Design: Provides excellent sealing and minimizes friction, ensuring a tight shut-off and reducing torque requirements.
Lug Style: Integrated lugs allow easy mounting/dismounting between flanges for simplified installation and maintenance.
Robust Construction: Built with high-quality materials to endure extreme conditions and high pressure.
Enhanced Sealing: Advanced sealing technology minimizes leakage and ensures reliable operation.
Versatile Use: Ideal for water treatment, chemical processing, power generation, and more.

Additional Details

Actuation Option: Pneumatic Rotary Actuator Operated
Fire Safe: Yes – Fire safe design to prevent accidents in the work area
Casting Material: ASTM A216 Gr. WCB / A351 Gr. CF8 / CF8M / CF3M
Shaft Material: AISI 410 / 304 / 316
Disc Material: ASTM A351 Gr. CF8 / CF8M / CF3M
Seat Options: Metal to Metal / EPDM
Size Availability: 1.1/2” to 48”
Pressure Rating (EPDM): Up to 10 BAR
Temperature Rating (EPDM): Up to 120°C
Temperature Rating (Metal Seat): Up to 300°C
Leakage Class: VI as per ANSI B16.104
End Connection Type: Lug Type

Applications

Suitable Media: Oil, Gas, Steam, Water, Air, Chemical, Vacuum
Industries Served: Oil Refineries, Petrochemical Plants, Gas Plants, Water Treatment, Chemical Processing, Power Generation