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China Suppliers Wafer Butterfly Valve DN50-DN600 - Stainless Steel & EPDM Rubber, Reliable & Durable Factory Product
Product Specification
| Product Name | Butterfly Valve | Body/Disc Material | Ductile Iron |
| Type | Wafer | Shaft | SS304/SS316 |
| Size | DN50-DN600 | Seal | EPDM |
| Operation | Handle/Worm gear/Electric/Hydraulic/Peneumatic | Standard | DIN/ANSI/GOST/JIS/BS |
Product Description
Butterfly valves stand as indispensable components in contemporary fluid control networks, celebrated for their streamlined design and adaptable performance. Unlike bulkier valve alternatives, these devices feature a rotating disc that regulates flow, offering a perfect balance of efficiency and simplicity across diverse industrial sectors.
Key design variations cater to specific operational needs, with wafer-style and lug-style configurations leading the market. Wafer-style models excel in space-constrained setups, fitting snugly between pipeline flanges without extra mounting hardware. Lug-style options, by contrast, boast threaded lugs for secure installation, enabling easy removal without disrupting the entire piping system. High-performance three-offset designs further expand capabilities, delivering tight sealing and reduced operating torque for demanding applications involving high pressure or temperature.
Key design variations cater to specific operational needs, with wafer-style and lug-style configurations leading the market. Wafer-style models excel in space-constrained setups, fitting snugly between pipeline flanges without extra mounting hardware. Lug-style options, by contrast, boast threaded lugs for secure installation, enabling easy removal without disrupting the entire piping system. High-performance three-offset designs further expand capabilities, delivering tight sealing and reduced operating torque for demanding applications involving high pressure or temperature.
Actuation options enhance usability, with pneumatic or electric actuation devices enabling remote control or automatic operation. This functionality is critical in large-scale facilities where precise flow adjustment is required around the clock. Material selection also plays a pivotal role, with valves constructed from corrosion-resistant stainless steel, durable brass, or specialized polymers to handle media ranging from potable water to aggressive chemicals.
When selecting a butterfly valve, factors like pipeline size, operating pressure, and media type guide decision-making. Sizes typically range from small 2-inch units to large 12-inch models, each engineered to maintain optimal flow control while minimizing pressure drop. Their cost-effectiveness, combined with low maintenance requirements, makes them a preferred choice for water treatment plants, HVAC systems, and industrial processing lines worldwide.
Frequently Asked Questions
What are the primary design variations of butterfly valves?
The primary variations include wafer-style and lug-style configurations. Wafer-style models are ideal for space-constrained installations, fitting between pipeline flanges. Lug-style models feature threaded lugs for secure, independent installation and easy maintenance without disrupting the entire piping system. High-performance triple-offset designs are also available for high-pressure and high-temperature environments.
What actuation methods can be used with butterfly valves?
Butterfly valves support various actuation options to enhance usability, including manual operations like handles and worm gears, as well as automated solutions like pneumatic, electric, and hydraulic actuators for remote and continuous flow control.
Which materials are typically used for constructing butterfly valves?
Common materials include ductile iron for the body/disc, stainless steel (SS304/SS316) for the shaft, and EPDM for the seal. Depending on the application, other corrosion-resistant materials like durable brass or specialized polymers are also selected to handle media ranging from water to aggressive chemicals.
What key factors should be considered when selecting a butterfly valve?
Key selection factors include pipeline size, operating pressure, media type, and temperature range. Standard sizes range from 2-inch units up to large 12-inch models, each engineered to optimize flow control and minimize pressure drop.
In which industries are butterfly valves most commonly used?
Due to their cost-effectiveness and low maintenance requirements, butterfly valves are widely implemented in water treatment plants, HVAC systems, industrial chemical processing lines, and general fluid control networks globally.