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China Stainless Steel Lug Butterfly Valve Suppliers - DN50-DN600 Factory Certified, Anti-Corrosion & High Performance

Discover our high-grade stainless steel lug type butterfly valve, a top choice among China suppliers and manufacturers. Engineered for exceptional anti-corrosion performance and structural integrity, this valve is perfect for aggressive operating conditions. Featuring a PTFE seat, it ensures airtight sealing with outstanding chemical resistance and thermal endurance, functioning efficiently in temperatures ranging from -25°C to 200°C. The innovative lug configuration allows for independent mounting, eliminating the need for pipeline flange constraints. With low flow resistance, this valve optimizes fluid efficiency, making it ideal for applications in pharmaceutical systems, corrosive fluid transfer, and petrochemical plants. Compliant with ANSI/ASME B16.34 standards, our factory-produced valves guarantee quality and reliability for all your industrial needs

    Product Specification

    Product Name Butterfly Valve Body/Disc Material Stainless Steel
    Type Lug Shaft SS304/SS316
    Size DN50-DN600 Seal PTFE
    Operation Handle/Worm gear/Electric/Hydraulic/Peneumatic Standard DIN/ANSI/GOST/JIS/BS

    Product Description

    Butterfly valves are extensively employed across numerous industrial scenarios, thanks to their unique characteristics and wide-ranging adaptability. These fluid control devices are available in various configurations—including wafer-style, lug-type, and three-offset designs—each crafted to fulfill distinct operational demands.
    The wafer-style butterfly valve is favored for its slim structure, facilitating straightforward installation between pipeline flanges in spaces where room is at a premium. In contrast, the lug-type variant comes with threaded fasteners, enabling hassle-free fitting and removal without disrupting the entire piping system. For high-performance scenarios, the three-offset butterfly valve stands out, providing superior sealing performance and requiring minimal torque to operate.
    A large number of butterfly valves can be outfitted with pneumatic or electric actuators, enabling remote or automated control. This feature proves invaluable in large-scale industrial facilities that demand precise regulation of fluid flow. The cost of butterfly valves fluctuates based on several factors, such as their size, design type, and the quality of materials utilized. For instance, the price point of a 4-inch model may differ significantly from that of a 6-inch counterpart.
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    To sum up, butterfly valves play a vital role in managing fluid flow within the valve industry, offering efficient and dependable solutions that cater to a broad spectrum of application requirements.
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    Frequently Asked Questions

    What are the main types of butterfly valves available?
    Butterfly valves are available in three primary configurations: wafer-style, lug-type, and three-offset designs. Each of these types is engineered to meet specific operational demands and installation spaces.
    What is the difference between wafer-style and lug-type butterfly valves?
    Wafer-style butterfly valves feature a slim design for easy installation between pipeline flanges where space is limited. Lug-type butterfly valves feature threaded fasteners, which allow for simple installation and removal without having to disrupt the entire piping system.
    How can these butterfly valves be operated?
    These valves support multiple operation methods, including handle, worm gear, electric, hydraulic, and pneumatic actuation, allowing for both manual and automated or remote control.
    What materials are used in the construction of these valves?
    The valve body and disc are made of Stainless Steel, the shaft is constructed from high-quality SS304 or SS316, and the sealing material is durable PTFE.
    What standards and sizes do these butterfly valves conform to?
    The valves are available in sizes ranging from DN50 to DN600 and are manufactured to comply with international standards including DIN, ANSI, GOST, JIS, and BS.