Key Specifications / Features

Model No. : 186201004

Double Eccentric Butterfly Valve Provider offering premium lug type butterfly valves engineered for reliable flow control in demanding industrial applications. This 4 inch, Class 150 LB valve is manufactured from ASTM A216 WCB carbon steel with a corrosion-resistant CF8M stainless steel disc and high-strength F316 stem for extended service life. Designed in accordance with API 609 standards, it delivers excellent sealing performance, low operating torque, and dependable durability. Equipped with a pneumatic actuator, the valve enables fast, precise, and automated operation for oil and gas, chemical processing, water treatment, power generation, and other critical pipeline systems requiring safe, efficient, and long-lasting performance.
 


Detail Information

Specification:
Product Item: Lug Type Double Offset Butterfly Valve
Model Number: 186201004
Design Standard: API 609
Body Material: ASTM A216 WCB
Nominal Size: 4 Inch, DN100, 100mm
Nominal Class: Class 150 LB, PN6-PN20
Disc Material: ASTM A351 CF8M
Stem Material: ASTM A182 F316
Seat Material: RPTFE
Operation Mode: Pneumatic Actuator
End Connection: Lug Type
Face to Face: API 594
Test and Inspection: API 598

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About Us

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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Building 2, NO.59, Songshan Road, SND, Suzhou, China