Key Specifications / Features

Model no. : 1862358

As a fabricator of EN 593 butterfly valves, we offer high-performance valves designed to meet API 609 Category B standards. Our 18-inch double offset valves, constructed from ASTM A216 WCB material, are rated for Class 300 LB and feature lug ends with an RPTFE seat for tight sealing. Engineered for long working life with millions of cycles, these valves provide low torque operation, replaceable seats, and excellent control characteristics, making them ideal for frequent operation in demanding industrial applications where reliability and precision are essential.


Detail Information

API 609 Double Offset Butterfly Valve, RPTFE Seat, 18 Inch/DN450, 300 LB, Gear Operation.

Valve Description

1862358 High-Performance Butterfly Valve
Design Standard: EN 593, API 609 Category B
Nominal Size: 18 Inch, DN450
Nominal Class: Class 300 LB, PN50
Seat Type: Soft Seat
Operation: Gear
Body Material: ASTM A216 WCB, ASTM A351 CF8, ASTM A890 4A, Titanium, ASTM B148 C95800, ASTM A351 CF8M, ASTM A890 5A.
Seat: RPTFE, PPL
End Connection: Lug
Face to Face: API 609, EN 593
Test and Inspection: API 598, API 609
Structure: Double Offset, Double Eccentric
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 IN - 48 Inch (DN15 - DN1200)
Pressure Range: Class 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(FF, RF, RTJ)
Bosseal Valve Advantages: zero leakage, low torque operation, extended service life, low emissions, bi-directional flow capability, and a fire-safe design for enhanced safety and reliability.

 

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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