Key Specifications / Features

Model no. : 1862079

As a trusted supplier of high-performance butterfly valves, we offer valves that meet API 609 Category B standards. Made from ASTM A351 CF8 material, our 6-inch, 150 LB valves feature a double eccentric design with a 17-4PH stem, soft seat, and lug end. Designed for high-frequency operation, these valves provide a long lifespan of up to a million cycles, ensuring reliable performance in demanding industrial environments. Ideal for both isolation and control applications, our butterfly valves deliver exceptional durability and efficiency.


Detail Information

Stainless Steel Butterfly Valve, API 609 Category B, 6 Inch/DN150, 150 LB, Gear Operation.

Valve Description

1862079 High-Performance Butterfly Valve 
Design Standard: API 609 Category B, EN 593
Structure: Double Offset, Double Eccentric
Nominal Size: 6 Inch, DN150
Nominal Class: Class 150 LB, PN20
Body Material: ASTM A351 CF8, ASTM B148 C95800, ASTM A890 4A, ASTM A351 CF8M, ASTM A216 WCB, ASTM A890 5A, Titanium.
Seat Type: Soft Seat
Face to Face: API 609, EN 593
Operation: Gear
Seat: RPTFE, PPL
End Connection: Lug
Test and Inspection: API 598, API 609
Trim Material: ASTM A351 CF8, ASTM A351 CF8M, ASTM A890 4A, ASTM A890 5A, ASTM B148 C95800, Titanium

Key Features

1. Long lifespan for high-frequency operation (up to a million cycles).
2. Reduced torque for smoother operation.
3. Replaceable seat for easy maintenance.
4. Reliable tight sealing performance.
5. Superior control characteristics.
6. Bi-directional sealing under full pressure.
7. Fire-safe seat option available.

Product Range

Body Material: Carbon Steel, Stainless Steel, Duplex Steel, Aluminum Bronze, Titanium
Normal Diameter: 1/2  - 48 Inch (DN15 - DN1200)
Pressure Range: 150  - 300 LB
Operation: Manual (lever, gear), Pneumatic Actuator, Motor Actuator
Working Temperature: -26°C - +120°C (180°C for PPL seat)
End Connection: Wafer, Lug, Flanged

Different End Connections Available

Different End Connections Available

Dead End Service

For valves installed at the end of a pipe with no connection on one side, special designs with threaded holes and bi-directional sealing are required.

Easy Maintenance

The seat is replaceable and can be easily removed by loosening the seat retainer with specialized tools.

Fire-Safe Seat

Features dual seals for fire safety: a primary soft PTFE seat and a secondary metal seat. If the soft seat fails during a fire, the metal seat ensures effective shut-off.

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About Us
Founded in 2013, Bosseal Valve is a professional valve manufacturing company in Suzhou, China. We mainly supply Industrial Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug VaIves, and Strainers designed and manufactured according to API, ASME, ISO, DIN, BS, EN standards.
 
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Building 2, NO.59, Songshan Road, SND, Suzhou, China