Product Introduction
A flange blind plate is a type of flange without a central through-hole, with a solid disk like appearance and evenly distributed bolt holes on the edges. It is a commonly used flange type in pipeline systems.
Unlike ordinary flanges that allow medium flow, blind flanges provide a good port to reserve interfaces for future expansion of pipelines and temporarily seal them. For example, when adding branch lines or equipment, choose blind flange.
We offer a full range of stainless steel, duplex, and flange in various sizes to meet different standards.




Prodection Details
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.
We have our own independent production line and accept custom orders.
From raw materials to final inspection, every process is strictly controlled to ensure consistent quality.
Product Packaging




Deliver, Shipping And Serving
We offer customized packaging and flexible shipping solutions to ensure products arrive safely and on time.

Product Parameter (Specification)
We offer a full range of stainless steel, duplex, and alloy steel cross fittings in various sizes to meet different piping requirements.
|
Product Name |
Blind Flange |
|
Material |
Stainless steel 304, 316 or as per your requirements |
|
Size |
½ inch (15 NB) to 48 inch (1200 NB) |
|
Pressure level |
150 lbs, 300 lbs, 600 lbs, 900 lbs, 1500 lbs, 2500 lbs, DIN standard ND-6.10, 16, 25, 40, etc. |
|
Specialization |
According to the drawings |
|
Standard |
ANSI B16.5, ANSI B16.47, ANSI B16.36, ANSI B16.48, BS 4504, EN1092, UNI 2277/2278, DIN, IS, sab1123. GOST-12820 |
|
Flange face type |
Flat (FF), raised (RF), ring connector (R]T) |
|
Size |
ANSI B16.5, ANSI B16.47 series A & B, MSS SP44, ASA, API-605, AWWA, custom drawings |
What is a blind flange?
A blind flange is a solid steel disc without a center opening, designed to seal the end of a pipe or pressure vessel, completely stopping the flow of fluid or gas. It provides a secure closure and is ideal for systems planned for future modifications or expansions.
What are the advantages of blind flanges?
Compared to welded or bolted pipe covers, blind flanges are relatively easy to install and remove, and they provide a strong seal at the end of the pipe, preventing leaks and ensuring that the pipe remains pressurized or safe.
When should I use a blind flange?
Blind flanges are an ideal solution for sealing ends and preventing leaks when piping is not in use or needs to be temporarily shut down.
Blind flanges are also useful in maintenance operations where work is performed on the system and various parts of the piping need to be sealed.
When should I not use blind flanges?
Blind flanges completely block the piping, making them unsuitable for applications requiring continuous flow of liquids or gases.
Under high pressure or fluid velocity, blind flanges may fail to provide a reliable seal or may fail under extreme conditions.
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.
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