Product Introduction
The triple eccentric bidirectional sealed butterfly valve is a high-performance butterfly valve designed with three precision eccentricities. Its core feature is that the axis of the valve stem forms three different dimensions of eccentricity with the sealing surface, achieving complete detachment of the sealing pair during the opening and closing process, achieving zero friction and zero leakage. This valve adopts a metal hard sealing structure, which can achieve bi-directional reliable sealing under harsh working conditions such as high temperature, high pressure, and corrosion.
Products Description

The triple eccentric bidirectional dense butterfly valve is an advanced valve that achieves metal to metal hard sealing, zero friction opening and closing, and can achieve tight closure in both flow directions through three precise eccentric designs. It completely changes the traditional impression that butterfly valves can only be used for medium and low pressure conditions, becoming one of the preferred valves for harsh working conditions
Every detail is precisely manufactured to ensure smooth welding and perfect alignment.




Large inventory for fast delivery - We maintain stock of standard sizes to shorten delivery time.
Product Parameter (Specification)
We offer a full range of stainless steel, duplex steel, brass, cast iron, and alloy valves in various sizes to meet different standards.
|
Production Name |
Triple eccentric bidirectional dense butterfly valve |
|
Material |
Stainless Steel alloy steel carbon steel or as your request |
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Specification |
DN50 to DN1200 |
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Pressure Class |
PN10~PN100(ASME B16.34) |
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End Connections |
Flanged Ends or Welded Ends |
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Seat and Seal Materials |
PTFE |
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Shell Strength Test |
Test Pressure: 1.5 times the maximum allowable working pressure (MAWP), compliant with API 598. |
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Seat Leakage Test |
Test Pressure: 1.1 times MAWP, ensuring zero leakage. |
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Fire Test |
Compliant with API 607 for soft-seated ball valves. |
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Non-Destructive Testing |
Ultrasonic Testing (UT), Radiographic Testing (RT), and Magnetic Particle Testing (MT) as required |
Features
Adopting the principle of three-dimensional eccentricity, the opening and closing process is frictionless and has a long service life. Metal hard sealed structure, resistant to high temperature, corrosion, and wear. Bidirectional pressure bearing design ensures reliable sealing regardless of the direction of medium flow. Low operating torque, quick opening and closing. Suitable for media such as water, steam, gas, oil, etc., it is an ideal choice to replace gate valves and globe valves under high temperature and high pressure conditions.
Production Process



We are equipped with exclusive independent production lines, capable of handling various customized orders. From raw material selection to finished product inspection, the entire process undergoes strict quality control to ensure stable, reliable, and consistent product quality.
Product Packaging




Package Detail: Packaging can be made according to your request
Delivery Detail: it depends on your order quantity. Normally 20-30 days after order confirmed
Shipping
Shipping by sea, by air, by express are all acceptable. According to your requests.
Sending the goods to your Chinese agent's warehouse also is workable.

Company Introduction

Jiangsu Tisco Equipment Co., Ltd. is a comprehensive valve company integrating manufacturing and trading. We specialize in producing valves and processing stainless steel products such as ball valves, gate valves, butterfly valves, globe valves, as well as pipes, plates, profiles, stems, etc. In addition, copper, aluminum, titanium, and other alloy steels, such as Inconel, are also within our range. Due to our commitment to high quality, competitive prices, and excellent after-sales service, we have established long-term and stable relationships in domestic and international markets.


Our Advantages
- 24-hour online service
- Custom orders accepted. High quality, good price.
- We can help customers solve all engineering problems related to valves and fittings
FAQ
Q: Do you own your own factory?
A: Yes, we do. We have our own factory, and we can provide stable inventory, competitive prices, and good quality.
Q: Do you offer OEM or ODM services?
A: Yes, OEM and ODM services are available, including customization of materials, sizes, logos, and packaging.
Q: What payment methods do you accept?
1) 30% T/T prepayment and balance against copy of B/L.
2) 30% T/T prepayment and letter of credit balance.
Q: What is the delivery time?
A: 7-10 days after receiving the deposit.
Q: Why did you choose our company?
A: A) We have more stable inventory, competitive prices, and good quality.
B). We have more genuine experience in international trade.
C). We can help customers solve all engineering problems related to valves and fittings.
Q: Can you send a sample for inspection?
A: Yes, we can. We can send you samples free of charge.
Q: Can you manufacture products according to our requirements?
A: Yes, we will strictly follow your requirements, such as packaging method, product length, product handling etc.
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