Key Specifications / Features

Model no. : 1862309

As a leading manufacturer of RPTFE seated butterfly valves, we produce high-quality valves designed to API 609 Category B and EN 593 standards. Our 4-inch, Class 300 LB valves feature a durable ASTM A216 WCB body and a Monel K500 stem for enhanced strength and corrosion resistance. With a double offset design, these soft-seated valves provide tight sealing and excellent control in demanding industrial applications. Ideal for high-performance operations, they ensure reliable performance under full pressure conditions.


Detail Information

API 609 Category B Butterfly Valve, 4 Inch/DN100, 300 LB, Soft Seat, Wafer End.

Valve Description

1862309 High-Performance Butterfly Valve
Design Standard: EN 593, API 609 Category B
Nominal Size: 4 Inch, DN100
Nominal Class: Class 300 LB, PN50
Seat Type: Soft Seat
Operation: Lever
Body Material: ASTM A216 WCB, Titanium, ASTM A890 5A, ASTM A890 4A, ASTM A351 CF8M, ASTM A351 CF8, ASTM B148 C95800.
Seat: RPTFE, PPL
Face to Face: API 609, EN 593
Test and Inspection: API 598, API 609
End Connection: Wafer
Trim Material: ASTM A351 CF8, ASTM A351 CF8M, ASTM A890 4A, ASTM A890 5A, ASTM B148 C95800, Titanium
Structure: Double Offset, Double Eccentric

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: Class 150 LB - 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(FF, RF, RTJ)
 

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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