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Butterfly Valve
J-VALVES
Structural Features
Cast Steel Material: The valve body is made of cast steel, which has high strength and good corrosion resistance. It can withstand relatively high working pressure and temperature, and is suitable for a variety of media.
Lug-Type Structure: Adopts a lug-type design. The bolt holes at both ends of the valve body allow for easy installation and disassembly, eliminating the need for flange connections. This reduces installation space and costs, while also facilitating maintenance and overhaul.
Soft Seal Design: Uses soft seal materials such as Nitrile Butadiene Rubber (NBR) or Polytetrafluoroethylene (PTFE), which offer excellent sealing performance and chemical corrosion resistance. It is suitable for a variety of media, including water, air, and oil.
Valve Stem Sealing: The valve stem is equipped with a specially designed sealing structure to prevent medium leakage and ensure operational safety.
Flexible Operation: Equipped with a manual or pneumatic operating mechanism, it is easy to operate and can quickly realize the on-off control of the valve, meeting different operational needs.
Technical Parameters
Nominal Diameter: 1/2″ to 12″ (DN15 to DN300)
Pressure Class: 150LB to 600LB (PN20 to PN100)
Temperature Range: -20℃ to +120℃
Materials:
Valve Body: Cast Steel (e.g., ASTM A126)
Valve Disc: Cast Steel
Seal Material: Nitrile Butadiene Rubber (NBR), Polytetrafluoroethylene (PTFE)
Valve Stem: Carbon Steel or Stainless Steel
Connection Method: Lug-Type Bolt Connection
Operation Mode: Manual (Handwheel Operation), Pneumatic
Design Standards: ANSI B16.34, API 609
Testing Standards: API 598, ISO 5208
Application Fields
Oil and Natural Gas Industry: Used in the exploration, gathering, transportation, and processing systems of oil and gas fields to control the flow direction of fluids and ensure the smooth progress of the production process.
Chemical Industry: Suitable for the transportation and reaction systems of various chemical media, preventing medium leakage and ensuring production safety.
Water Treatment Industry: Applied in the water supply and drainage systems of water plants and sewage treatment plants to control the on-off and flow direction of water, improving water treatment efficiency.
Food and Beverage Industry: Meets food-grade requirements and is used in pipeline systems during food and beverage production to ensure hygiene and safety.
HVAC: Used in cooling water systems, hot water systems, etc., to control the on-off and flow direction of water, ensuring the efficient operation of the system.
General Industrial Applications: Suitable for the control and isolation of media such as water, oil, and gas, ensuring the safe and efficient operation of the system.
Advantages and Value
High Reliability: The cast steel material and lug-type structural design ensure the valve operates stably in high-pressure and high-temperature environments, reducing maintenance frequency and downtime.
High Safety: The soft seal material and valve stem sealing design effectively prevent medium leakage, safeguarding the safety of personnel and equipment.
Easy Installation and Maintenance: The lug-type bolt connection simplifies the installation process, while also facilitating maintenance and overhaul, reducing maintenance costs.
Wide Applicability: Multiple material options and a broad range of pressure and temperature allow it to adapt to various complex working conditions and medium characteristics.
Competitive Advantage
On Samples Buyer bear the air fee, but this fee will be reduced from order directly
On After Sales Free replacement if there is any quality problem
On Delivery Never delay delivery time
On Materials Ensure material pure
Ensure material pure

Structural Features
Cast Steel Material: The valve body is made of cast steel, which has high strength and good corrosion resistance. It can withstand relatively high working pressure and temperature, and is suitable for a variety of media.
Lug-Type Structure: Adopts a lug-type design. The bolt holes at both ends of the valve body allow for easy installation and disassembly, eliminating the need for flange connections. This reduces installation space and costs, while also facilitating maintenance and overhaul.
Soft Seal Design: Uses soft seal materials such as Nitrile Butadiene Rubber (NBR) or Polytetrafluoroethylene (PTFE), which offer excellent sealing performance and chemical corrosion resistance. It is suitable for a variety of media, including water, air, and oil.
Valve Stem Sealing: The valve stem is equipped with a specially designed sealing structure to prevent medium leakage and ensure operational safety.
Flexible Operation: Equipped with a manual or pneumatic operating mechanism, it is easy to operate and can quickly realize the on-off control of the valve, meeting different operational needs.
Technical Parameters
Nominal Diameter: 1/2″ to 12″ (DN15 to DN300)
Pressure Class: 150LB to 600LB (PN20 to PN100)
Temperature Range: -20℃ to +120℃
Materials:
Valve Body: Cast Steel (e.g., ASTM A126)
Valve Disc: Cast Steel
Seal Material: Nitrile Butadiene Rubber (NBR), Polytetrafluoroethylene (PTFE)
Valve Stem: Carbon Steel or Stainless Steel
Connection Method: Lug-Type Bolt Connection
Operation Mode: Manual (Handwheel Operation), Pneumatic
Design Standards: ANSI B16.34, API 609
Testing Standards: API 598, ISO 5208
Application Fields
Oil and Natural Gas Industry: Used in the exploration, gathering, transportation, and processing systems of oil and gas fields to control the flow direction of fluids and ensure the smooth progress of the production process.
Chemical Industry: Suitable for the transportation and reaction systems of various chemical media, preventing medium leakage and ensuring production safety.
Water Treatment Industry: Applied in the water supply and drainage systems of water plants and sewage treatment plants to control the on-off and flow direction of water, improving water treatment efficiency.
Food and Beverage Industry: Meets food-grade requirements and is used in pipeline systems during food and beverage production to ensure hygiene and safety.
HVAC: Used in cooling water systems, hot water systems, etc., to control the on-off and flow direction of water, ensuring the efficient operation of the system.
General Industrial Applications: Suitable for the control and isolation of media such as water, oil, and gas, ensuring the safe and efficient operation of the system.
Advantages and Value
High Reliability: The cast steel material and lug-type structural design ensure the valve operates stably in high-pressure and high-temperature environments, reducing maintenance frequency and downtime.
High Safety: The soft seal material and valve stem sealing design effectively prevent medium leakage, safeguarding the safety of personnel and equipment.
Easy Installation and Maintenance: The lug-type bolt connection simplifies the installation process, while also facilitating maintenance and overhaul, reducing maintenance costs.
Wide Applicability: Multiple material options and a broad range of pressure and temperature allow it to adapt to various complex working conditions and medium characteristics.
Competitive Advantage
On Samples Buyer bear the air fee, but this fee will be reduced from order directly
On After Sales Free replacement if there is any quality problem
On Delivery Never delay delivery time
On Materials Ensure material pure
Ensure material pure

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