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China Suppliers Factory DN50-DN600 Wafer Butterfly Valve with Stainless Steel and EPDM Rubber for Water Treatment and HVAC
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.
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 is the main difference between wafer-style and lug-style butterfly valves?
Wafer-style butterfly valves are designed to fit compactly between pipeline flanges without additional mounting hardware, which is ideal for space-constrained configurations. In contrast, lug-style options feature threaded lugs that allow secure installation and facilitate easy downstream system maintenance without removing the entire valve.
What operation methods are supported for these butterfly valves?
These valves support multiple actuation options to suit different systems, including manual operation (Handle/Worm gear) and automated systems (Electric, Hydraulic, or Pneumatic actuation) for convenient remote control.
What materials are used for the body, disc, and seal?
The standard configuration features a Ductile Iron body and disc for durability, a Stainless Steel (SS304/SS316) shaft for corrosion resistance, and an EPDM seal to ensure tight closure and long service life.
What connection standards do the butterfly valves comply with?
The valves are manufactured to meet major global piping standards, including DIN, ANSI, GOST, JIS, and BS, ensuring compatibility with international pipeline setups.
In what industries are these butterfly valves typically used?
Due to their cost-effectiveness and low maintenance requirements, they are a preferred choice for water treatment plants, HVAC systems, and chemical or industrial processing lines worldwide.