ASTM A890 4A Double Offset Butterfly Valve, CL 300, 6 IN

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ASTM A890 4A Double Offset Butterfly Valve, CL 300, 6 IN

Key Specifications / Features

Model No. : 1862394
We manufacture high-performance 6-inch butterfly valves with flanged ends, designed with a double offset and double eccentric configuration. Compliant with API 609 and EN 593 standards, these valves are made from durable ASTM A890 4A material and feature a soft seat with a Monel K500 stem. Rated for 300 LB, our valves provide tight sealing, excellent control characteristics, and bi-directional sealing under full pressure. Engineered for frequent operation with a long working life (up to a million cycles), they offer lower torque and a replaceable seat. Fire-safe seat options are also available for enhanced safety.

Detail Information

EN 593 Double Eccentric Butterfly Valve, API 609 Cat B, ASTM A890 4A, 6 Inch/DN150, 300 LB, Flanged Ends.

Valve Description

1862394 High-Performance Butterfly Valve
Design Standard: API 609 Category B, EN 593
Body Material: ASTM A890 4A, ASTM A351 CF8M, ASTM A890 5A, ASTM A216 WCB, Titanium, ASTM B148 C95800, ASTM A351 CF8.
Nominal Size: 6 Inch, DN150
Nominal Class: Class 300 LB, PN50
Seat Type: Soft Seat
Structure: Double Offset, Double Eccentric
Face to Face: API 609, EN 593
Test and Inspection: API 598, API 609
End Connection: Double Flanged
Trim Material: ASTM A351 CF8, ASTM A351 CF8M, ASTM A890 4A, ASTM A890 5A, ASTM B148 C95800, Titanium
Operation: Gear
Seat: RPTFE, PPL

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 Alloy
Operation: Manual (lever, gear), Pneumatic Actuator, Motor Actuator
Normal Diameter: 1/2 - 48 Inch (DN15 - DN1200)
Pressure Range: Class 150 - 300 LB
Working Temperature: -26°C to +120°C (180°C for PPL seat)
End Connection: Wafer, Lug, Flanged

 
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Founded in 2013, Bosseal is a professional industrial valve manufacturer based in Suzhou, China. We specialize in the design and production of Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug Valves, and Piping Strainers. All our products are manufactured in strict compliance with international standards, including API, ASME, ISO, DIN, BS, and EN. With a strong focus on quality control and engineering capability, we are committed to providing reliable and high-performance valve solutions for global industrial applications.

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