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Sep . 22, 2025 17:15 Back to list

Double Flanged Short Type Butterfly Valve - Hongda Valve Co., Ltd.5866



Introduction

The Double Flanged Short Type Butterfly Valve is a critical component in modern industrial piping systems. Designed to meet stringent international standards such as NIST and BS5155, this valve ensures seamless compatibility with GB, DIN, BS, and ANSI flanges. Its robust construction and innovative design make it a preferred choice for diverse applications, from water treatment to chemical processing.

Double Flanged Short Type Butterfly Valve - Hongda Valve Co., Ltd.5866

Key Features and Advantages

The Double Flanged Short Type Butterfly Valve combines durability with precision. Key features include:

  • Compliance with Global Standards: Adheres to BS5155, GB, DIN, and ANSI flange specifications, ensuring universal compatibility.
  • Enhanced Sealing Mechanism: The rubber liner on the body and O-ring on the seat provide a reliable seal, eliminating the need for flange gaskets.
  • Wide Size Range: Available in sizes from 2" to 48", catering to both small and large-scale industrial needs.
  • Customizable Actuators: Supports handles, manual gear operators, and electric/pneumatic actuators for automated control.
  • Durable Materials: Constructed from cast iron, ductile iron, stainless steel, and carbon steel, ensuring longevity in harsh environments.

These features make the valve ideal for applications requiring high reliability and minimal maintenance, such as in water supply systems, HVAC, and chemical processing plants.

Technical Specifications

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

The valve's specifications ensure it meets the demands of various industries. For a complete list of dimensions, refer to the product page.

Material Composition

The Double Flanged Short Type Butterfly Valve is crafted from high-quality materials to ensure performance and longevity:

  • Body: Cast iron (ASTM A126CL.B, DIN1691 GG25), ductile iron (ASTM A536 65-45-12), and stainless steel (ASTM A351 CF8).
  • Stem: Zinc-plated steel or stainless steel (ASTM A276 Type 316).
  • Seat: NBR, EPDM, Neoprene, PTFE, or Viton, suitable for a wide range of temperatures and media.
  • Disc: Ductile iron (nickel-plated) or stainless steel (ASTM A351 CF8).

For detailed material options, visit the Hongda Valve Co., Ltd. website.

Applications and Use Cases

This valve is versatile, serving multiple industries:

  • Water Treatment: Ensures efficient flow control in municipal and industrial water systems.
  • Chemical Processing: Resists corrosion from aggressive chemicals with stainless steel and PTFE components.
  • HVAC Systems: Provides reliable regulation of air and water flow in heating and cooling systems.
  • Power Generation: Suitable for steam and water systems in power plants.

Its adaptability makes it a staple in modern infrastructure projects.

Company Background: Hongda Valve Co., Ltd.

Hongda Valve Co., Ltd., located in NINGJIN County, China, is a leading manufacturer of industrial valves. With over two decades of experience, the company specializes in producing high-quality valves that meet international standards. Their commitment to innovation and customer satisfaction has earned them a reputation as a trusted supplier in the global market.

Contact Hongda Valve Co., Ltd. at njhdvlz@163.com or call +86 186 3305 2223 for inquiries.

Conclusion

The Double Flanged Short Type Butterfly Valve exemplifies engineering excellence and reliability. Its compliance with global standards, robust construction, and versatility make it an essential component in modern industrial systems. By choosing Hongda Valve Co., Ltd., customers gain access to a product that combines cutting-edge technology with proven performance.

References

NIST (National Institute of Standards and Technology) provides critical standards and guidelines for industrial equipment. For more information on valve standards, visit https://www.nist.gov.


  • Home
  • Products
  • Double Flanged Short Type Butterfly Valve - Hongda Valve Co., Ltd.5866

Sep . 08, 2025 16:38 Back to list

Double Flanged Short Type Butterfly Valve - Hongda Valve Co., Ltd.5866



Introduction

The Double Flanged Short Type Butterfly Valve is a critical component in modern industrial piping systems. Designed to meet stringent international standards such as NIST and BS5155, this valve ensures seamless compatibility with GB, DIN, BS, and ANSI flanges. Its robust construction and innovative design make it a preferred choice for diverse applications, from water treatment to chemical processing.

Double Flanged Short Type Butterfly Valve

Key Features and Advantages

The Double Flanged Short Type Butterfly Valve combines durability with precision. Key features include:

  • Compliance with Global Standards: Adheres to BS5155, GB, DIN, and ANSI flange specifications, ensuring universal compatibility.
  • Enhanced Sealing Mechanism: The rubber liner on the body and O-ring on the seat provide a reliable seal, eliminating the need for flange gaskets.
  • Wide Size Range: Available in sizes from 2" to 48", catering to both small and large-scale industrial needs.
  • Customizable Actuators: Supports handles, manual gear operators, and electric/pneumatic actuators for automated control.
  • Durable Materials: Constructed from cast iron, ductile iron, stainless steel, and carbon steel, ensuring longevity in harsh environments.

These features make the valve ideal for applications requiring high reliability and minimal maintenance, such as in water supply systems, HVAC, and chemical processing plants.

Technical Specifications

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

The valve's specifications ensure it meets the demands of various industries. For a complete list of dimensions, refer to the product page.

Material Composition

The Double Flanged Short Type Butterfly Valve is crafted from high-quality materials to ensure performance and longevity:

  • Body: Cast iron (ASTM A126CL.B, DIN1691 GG25), ductile iron (ASTM A536 65-45-12), and stainless steel (ASTM A351 CF8).
  • Stem: Zinc-plated steel or stainless steel (ASTM A276 Type 316).
  • Seat: NBR, EPDM, Neoprene, PTFE, or Viton, suitable for a wide range of temperatures and media.
  • Disc: Ductile iron (nickel-plated) or stainless steel (ASTM A351 CF8).

For detailed material options, visit the Hongda Valve Co., Ltd. website.

Applications and Use Cases

This valve is versatile, serving multiple industries:

  • Water Treatment: Ensures efficient flow control in municipal and industrial water systems.
  • Chemical Processing: Resists corrosion from aggressive chemicals with stainless steel and PTFE components.
  • HVAC Systems: Provides reliable regulation of air and water flow in heating and cooling systems.
  • Power Generation: Suitable for steam and water systems in power plants.

Its adaptability makes it a staple in modern infrastructure projects.

Company Background: Hongda Valve Co., Ltd.

Hongda Valve Co., Ltd., located in NINGJIN County, China, is a leading manufacturer of industrial valves. With over two decades of experience, the company specializes in producing high-quality valves that meet international standards. Their commitment to innovation and customer satisfaction has earned them a reputation as a trusted supplier in the global market.

Contact Hongda Valve Co., Ltd. at njhdvlz@163.com or call +86 186 3305 2223 for inquiries.

Conclusion

The Double Flanged Short Type Butterfly Valve exemplifies engineering excellence and reliability. Its compliance with global standards, robust construction, and versatility make it an essential component in modern industrial systems. By choosing Hongda Valve Co., Ltd., customers gain access to a product that combines cutting-edge technology with proven performance.

References

NIST (National Institute of Standards and Technology) provides critical standards and guidelines for industrial equipment. For more information on valve standards, visit https://www.nist.gov.


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