The Double Flanged Short Type Butterfly Valve is a critical component in fluid control systems, offering a robust solution for regulating flow in pipelines. Part of the Series F401, this valve is engineered to comply with the BS5155 standard, ensuring compatibility with GB, DIN, BS, and ANSI 125/150 flanges. Its design emphasizes durability, precision, and ease of maintenance, making it a preferred choice for industries requiring reliable fluid control.
The Double Flanged Short Type Butterfly Valve is distinguished by its innovative design and superior performance. Key features include:
These features make the Double Flanged Short Type Butterfly Valve an ideal choice for industries such as water treatment, chemical processing, and HVAC systems, where reliability and efficiency are paramount.
The following tables provide detailed technical specifications of the Double Flanged Short Type Butterfly Valve:
| Size | A (mm/inch) | B (mm/inch) | C (mm/inch) | D (mm/inch) | E (mm/inch) | N-F | G (mm/inch) | H (mm/inch) | J (mm/inch) | I-K (mm/inch) | L (mm/inch) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 (2") | 70/2.76 | 130/5.12 | 32/1.26 | 12.7/0.5 | 120.7/4.75 | 4-19 | 125/4.92 | 125/4.92 | 4-18/0.71 | 4-18/0.71 | 152/5.98 |
| 65 (2½") | 75/2.95 | 140/5.51 | 32/1.26 | 12.7/0.5 | 139.7/5.50 | 4-19 | 145/5.71 | 145/5.71 | 4-18/0.71 | 4-18/0.71 | 178/7.01 |
| 80 (3") | 85/3.35 | 150/5.91 | 32/1.26 | 12.7/0.5 | 152.4/6.00 | 4-19 | 160/6.30 | 160/6.30 | 4-18/0.71 | 8-18/0.71 | 191/7.52 |
| 100 (4") | 104/4.09 | 160/6.30 | 32/1.26 | 15.9/0.63 | 190.5/7.50 | 8-19/0.71 | 180/7.09 | 180/7.09 | 4-9.5/0.37 | 8-18/0.71 | 229/9.02 |
| 125 (5") | 112/4.41 | 180/7.09 | 32/1.26 | 19.1/0.75 | 215.9/8.50 | 8-22/0.87 | 210/8.27 | 210/8.27 | 4-9.5/0.37 | 8-18/0.71 | 254/10.00 |
| 150 (6") | 130/5.12 | 200/7.87 | 32/1.26 | 19.1/0.75 | 241.3/9.50 | 8-22/0.87 | 240/9.45 | 240/9.45 | 4-9.5/0.37 | 8-22/0.87 | 279/11.00 |
| Item | Part Name | Materials |
|---|---|---|
| 1 | Body | Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200; GB12226 HT200; Ductile Cast Iron: ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10; Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; Carbon Steel: ASTM A216 WCB |
| 2 | Stem | Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416; |
| 3 | Taper Pin | Stainless Steel: ASTM A276 Type 304, Type 316; EN 1.4501; |
| 4 | Seat | NBR, EPDM, Neoprene, PTFE, Viton; |
| 5 | Disc | Ductile Cast Iron (Nickel plated): ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15, GB12227 QT450-10; Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501; AL-Bronze: ASTM B148 C95400; |
| 6 | O-Ring | NBR, EPDM, Neoprene, Viton; |
| 7 | Bushing | PTFE, Nylon, Lubricated Bronze; |
| 8 | Key | Carbon Steel |
| Material | NBR | Neoprene | EPDM | Hypalon | Viton | PTFE |
|---|---|---|---|---|---|---|
| Temperature Ratings (°C) | -20~100 | -40~100 | -40~120 | -32~135 | -12~230 | -50~200 |
| Temperature Ratings (°F) | -4~212 | -40~212 | -40~248 | -25.6~275 | 10.4~446 | -58~392 |
The Double Flanged Short Type Butterfly Valve is designed to meet the demands of various industrial applications. Its robust construction and versatile design make it suitable for:
The valve's compatibility with a wide range of materials and temperatures ensures its suitability for both standard and specialized applications.
NINGJIN COUNTY HONGDA VALVE CO.,LTD. is a leading manufacturer of high-quality valves, dedicated to providing innovative solutions for fluid control systems. With a commitment to excellence, the company has established itself as a trusted supplier in the global market. Their product range includes various types of butterfly valves, check valves, and gate valves, each designed to meet international standards and customer requirements.
Based in Ningjin County, China, NINGJIN COUNTY HONGDA VALVE CO.,LTD. leverages advanced manufacturing technologies and rigorous quality control processes to ensure the reliability and performance of their products. The company's dedication to customer satisfaction is reflected in their comprehensive support services, including technical assistance, customization options, and prompt delivery.
For inquiries or to learn more about their products, contact NINGJIN COUNTY HONGDA VALVE CO.,LTD. via email at njhdvlz@163.com or call +86 186 3305 2223.
The Double Flanged Short Type Butterfly Valve from NINGJIN COUNTY HONGDA VALVE CO.,LTD. exemplifies precision engineering and reliability. With its compliance with international standards, robust construction, and versatile applications, this valve is a critical component in modern fluid control systems. Whether in water treatment, chemical processing, or power generation, the valve's performance and durability ensure efficient and safe operations.
For more information about this product or to explore other offerings from NINGJIN COUNTY HONGDA VALVE CO.,LTD., visit their official website or contact their sales team directly.
National Institute of Standards and Technology (NIST). (n.d.). Retrieved from https://www.nist.gov. NIST provides standards and guidelines that ensure the quality and reliability of industrial products, including valves.