RPTFE Seated Butterfly Valves, CL300, 8 IN, EN 593, A351 CF8

Key Specifications / Features

Model no. : 1862311

As a leading supplier of double offset butterfly valves in China, we offer valves built to API 609 Category B standards with a soft RPTFE seat. These 8-inch (DN200), Class 300 LB valves feature a robust A351 CF8 body and a Monel K500 stem for enhanced corrosion resistance and strength. The double offset design ensures tight sealing and excellent control characteristics, even under full bi-directional pressure. Fire-safe seat options are also available, making these valves ideal for high-performance industrial applications.

Detail Information

API 609 Cat B Double Offset Butterfly Valves, 8 Inch/DN200, Soft Seated, Gear Operation.

Valve Description

1862311 High-Performance Butterfly Valve 
Design Standard: EN 593, API 609 Category B
Nominal Size: 8 Inch, DN200
Nominal Class: 300 LBS, PN50
Seat Type: Soft Seat
Operation: Gear
Structure: Double Offset, Double Eccentric
Body Material: ASTM A351 CF8, ASTM A890 4A, Titanium, ASTM A351 CF8M, ASTM B148 C95800, ASTM A890 5A, ASTM A216 WCB.
Seat: RPTFE, PPL
End Connection: Wafer
Face to Face: API 609, EN 593
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: Long working life for frequent operation (million cyclings), Lower torque, Replaceable seat, Tight sealing, Excellent control characteristics, Bi-direction sealing under full pressure, fire safe seat available.

Product Range

Body Material: Carbon Steel, Stainless Steel, Duplex Steel, Aluminum Bronze, Titanium
Normal Diameter: 1/2 Inch - 48 Inch (DN15 - DN1200)
Pressure Range: Class 150 LB - 300 LB
Working Temperature: -26°C to +120°C (180°C for PPL seat)
End Connection: Wafer, Lug, Flanged(FF, RF, RTJ)
Operation: Manual (lever, gear), Pneumatic Actuator, Motor Actuator
Bosseal Valve advantages: 0 Leakage, low Torque, Long working life, Low Emission, Bi-direction and Fire Safe.
 

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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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