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Sep . 22, 2025 15:50 Back to list
Double Flanged Short Type Butterfly Valve - NINGJIN COUNTY HONGDA VALVE CO.,LTD.5568
Double Flanged Short Type Butterfly Valve is a critical component in industrial piping systems, designed to provide reliable flow control in a wide range of applications. Manufactured by NINGJIN COUNTY HONGDA VALVE CO.,LTD., this valve combines advanced engineering with high-quality materials to ensure durability, efficiency, and compliance with global standards. This article explores the product's features, technical specifications, applications, and the company's commitment to excellence.
Image: Double Flanged Short Type Butterfly Valve
Product Overview
The Double Flanged Short Type Butterfly Valve is engineered to meet the BS5155 standard, ensuring compatibility with GB (Chinese National Standard), DIN (German Industrial Standard), BS (British Standard), and ANSI125/150 flanges. This versatility makes it an ideal choice for global industrial applications where standardization is crucial.
Key features of this valve include:
- Robust Construction: The valve is constructed using high-quality materials such as cast iron, ductile cast iron, stainless steel, and carbon steel, ensuring strength and longevity.
- Sealing Reliability: The rubber liner is spliced onto the body, enhancing the seat's strength and sealing performance. An O-ring is cast on the seat's seal surface, eliminating the need for flange gaskets.
- Customizable Options: Available in sizes from 2" to 48", with options for handles, manual gear operators, and electric or pneumatic actuators.
Technical Specifications
The Double Flanged Short Type Butterfly Valve is available in a wide range of sizes and configurations. Below is a detailed specification table:
| Size | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) | N-F | G (mm) | H (mm) | J (mm) | I-K (mm) | L (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 | 70 | 130 | 32 | 12.7 | 120.7 | 4-19 | 125 | 125 | 4-9.5 | 108 | 152 |
| 65 | 75 | 140 | 32 | 12.7 | 139.7 | 4-19 | 145 | 145 | 4-9.5 | 112 | 178 |
| 80 | 85 | 150 | 32 | 12.7 | 152.4 | 4-19 | 160 | 160 | 4-9.5 | 114 | 191 |
Material Composition
The valve's components are crafted from a variety of materials to suit different operational conditions:
- Body: Cast iron (ASTM A126CL. B, DIN1691 GG25), ductile cast iron (ASTM A536 65-45-12), stainless steel (ASTM A351 CF8, CF8M), and carbon steel (ASTM A216 WCB).
- Stem: Zinc-plated steel or stainless steel (ASTM A276 Type 316, 410, 420).
- Seat: NBR, EPDM, Neoprene, PTFE, Viton.
- Disc: Ductile cast iron (nickel-plated) or stainless steel (ASTM A351 CF8, CF8M).
- O-Ring: NBR, EPDM, Neoprene, Viton.
Seat Temperature Ratings
The seat materials are designed to withstand a wide range of temperatures:
| Material | ℃ | ℉ |
|---|---|---|
| NBR | -20~100 | -4~212 |
| Neoprene | -40~100 | -40~212 |
| EPDM | -40~120 | -40~248 |
| Viton | -12~230 | 10.4~446 |
Applications
The Double Flanged Short Type Butterfly Valve is widely used in various industries, including:
- Water Treatment: For controlling water flow in municipal and industrial water supply systems.
- Oil and Gas: In pipelines for transporting crude oil, refined fuels, and natural gas.
- Chemical Processing: Managing the flow of corrosive and non-corrosive chemicals.
- Power Generation: In cooling water systems and steam pipelines.
- HVAC Systems: Regulating airflow in heating, ventilation, and air conditioning systems.
Company Background
NINGJIN COUNTY HONGDA VALVE CO.,LTD. is a leading manufacturer of industrial valves, specializing in butterfly valves, check valves, and gate valves. With years of experience, the company is committed to delivering high-quality products that meet international standards. Their state-of-the-art facilities and rigorous quality control processes ensure that every valve meets the highest performance and safety requirements.
The company's dedication to innovation and customer satisfaction has earned it a reputation as a trusted partner in the global industrial market. Their products are exported to numerous countries, catering to diverse industrial needs.
Why Choose NINGJIN COUNTY HONGDA VALVE CO.,LTD.?
- Compliance with Global Standards: The valves meet BS5155, GB, DIN, BS, and ANSI125/150 standards, ensuring compatibility and reliability.
- Customization Options: The company offers tailored solutions to meet specific customer requirements, including material selection and actuator options.
- Expertise and Experience: With decades of experience, the company provides technical support and guidance to ensure optimal performance.
- Quality Assurance: Rigorous testing and inspection processes guarantee the durability and efficiency of each product.
Conclusion
The Double Flanged Short Type Butterfly Valve from NINGJIN COUNTY HONGDA VALVE CO.,LTD. is a reliable and versatile solution for industrial flow control. Its compliance with international standards, robust construction, and customizable options make it an excellent choice for a wide range of applications. Whether you're in the water treatment, oil and gas, or chemical processing industry, this valve offers the performance and durability needed to meet your operational demands.
References
1. National Institute of Standards and Technology (NIST) - Industry standards and specifications.
2. NINGJIN COUNTY HONGDA VALVE CO.,LTD. - Product specifications and technical details.
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Sep . 08, 2025 16:38 Back to list
Double Flanged Short Type Butterfly Valve - NINGJIN COUNTY HONGDA VALVE CO.,LTD.5568
Double Flanged Short Type Butterfly Valve is a critical component in industrial piping systems, designed to provide reliable flow control in a wide range of applications. Manufactured by NINGJIN COUNTY HONGDA VALVE CO.,LTD., this valve combines advanced engineering with high-quality materials to ensure durability, efficiency, and compliance with global standards. This article explores the product's features, technical specifications, applications, and the company's commitment to excellence.
Image: Double Flanged Short Type Butterfly Valve
Product Overview
The Double Flanged Short Type Butterfly Valve is engineered to meet the BS5155 standard, ensuring compatibility with GB (Chinese National Standard), DIN (German Industrial Standard), BS (British Standard), and ANSI125/150 flanges. This versatility makes it an ideal choice for global industrial applications where standardization is crucial.
Key features of this valve include:
- Robust Construction: The valve is constructed using high-quality materials such as cast iron, ductile cast iron, stainless steel, and carbon steel, ensuring strength and longevity.
- Sealing Reliability: The rubber liner is spliced onto the body, enhancing the seat's strength and sealing performance. An O-ring is cast on the seat's seal surface, eliminating the need for flange gaskets.
- Customizable Options: Available in sizes from 2" to 48", with options for handles, manual gear operators, and electric or pneumatic actuators.
Technical Specifications
The Double Flanged Short Type Butterfly Valve is available in a wide range of sizes and configurations. Below is a detailed specification table:
| Size | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) | N-F | G (mm) | H (mm) | J (mm) | I-K (mm) | L (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 | 70 | 130 | 32 | 12.7 | 120.7 | 4-19 | 125 | 125 | 4-9.5 | 108 | 152 |
| 65 | 75 | 140 | 32 | 12.7 | 139.7 | 4-19 | 145 | 145 | 4-9.5 | 112 | 178 |
| 80 | 85 | 150 | 32 | 12.7 | 152.4 | 4-19 | 160 | 160 | 4-9.5 | 114 | 191 |
Material Composition
The valve's components are crafted from a variety of materials to suit different operational conditions:
- Body: Cast iron (ASTM A126CL. B, DIN1691 GG25), ductile cast iron (ASTM A536 65-45-12), stainless steel (ASTM A351 CF8, CF8M), and carbon steel (ASTM A216 WCB).
- Stem: Zinc-plated steel or stainless steel (ASTM A276 Type 316, 410, 420).
- Seat: NBR, EPDM, Neoprene, PTFE, Viton.
- Disc: Ductile cast iron (nickel-plated) or stainless steel (ASTM A351 CF8, CF8M).
- O-Ring: NBR, EPDM, Neoprene, Viton.
Seat Temperature Ratings
The seat materials are designed to withstand a wide range of temperatures:
| Material | ℃ | ℉ |
|---|---|---|
| NBR | -20~100 | -4~212 |
| Neoprene | -40~100 | -40~212 |
| EPDM | -40~120 | -40~248 |
| Viton | -12~230 | 10.4~446 |
Applications
The Double Flanged Short Type Butterfly Valve is widely used in various industries, including:
- Water Treatment: For controlling water flow in municipal and industrial water supply systems.
- Oil and Gas: In pipelines for transporting crude oil, refined fuels, and natural gas.
- Chemical Processing: Managing the flow of corrosive and non-corrosive chemicals.
- Power Generation: In cooling water systems and steam pipelines.
- HVAC Systems: Regulating airflow in heating, ventilation, and air conditioning systems.
Company Background
NINGJIN COUNTY HONGDA VALVE CO.,LTD. is a leading manufacturer of industrial valves, specializing in butterfly valves, check valves, and gate valves. With years of experience, the company is committed to delivering high-quality products that meet international standards. Their state-of-the-art facilities and rigorous quality control processes ensure that every valve meets the highest performance and safety requirements.
The company's dedication to innovation and customer satisfaction has earned it a reputation as a trusted partner in the global industrial market. Their products are exported to numerous countries, catering to diverse industrial needs.
Why Choose NINGJIN COUNTY HONGDA VALVE CO.,LTD.?
- Compliance with Global Standards: The valves meet BS5155, GB, DIN, BS, and ANSI125/150 standards, ensuring compatibility and reliability.
- Customization Options: The company offers tailored solutions to meet specific customer requirements, including material selection and actuator options.
- Expertise and Experience: With decades of experience, the company provides technical support and guidance to ensure optimal performance.
- Quality Assurance: Rigorous testing and inspection processes guarantee the durability and efficiency of each product.
Conclusion
The Double Flanged Short Type Butterfly Valve from NINGJIN COUNTY HONGDA VALVE CO.,LTD. is a reliable and versatile solution for industrial flow control. Its compliance with international standards, robust construction, and customizable options make it an excellent choice for a wide range of applications. Whether you're in the water treatment, oil and gas, or chemical processing industry, this valve offers the performance and durability needed to meet your operational demands.
References
1. National Institute of Standards and Technology (NIST) - Industry standards and specifications.
2. NINGJIN COUNTY HONGDA VALVE CO.,LTD. - Product specifications and technical details.
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