A Bland Flange by Shiwang Pipe factory is a solid flange without a bore, mainly used to close the end of a pipeline or pressure vessel opening. It allows easy future expansion or maintenance while ensuring safe and reliable sealing performance.
The Bland Flange is a solid flange component without a central through-hole. Its primary function is to seal and block the end of a pipeline or the opening of a pressure vessel, providing a temporary or permanent closure solution for the pipeline system. In practical applications, it not only ensures the safety and reliability of pipeline sealing but also reserves convenient interfaces for subsequent pipeline expansion and equipment maintenance. Without the need to damage the overall pipeline structure, it enables maintenance operations to be carried out, significantly enhancing the operational flexibility of the pipeline system.
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Item |
Description |
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Product Name |
Blind Flange |
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Material |
Carbon Steel / Stainless Steel / Alloy Steel |
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Size Range |
Small to Large Diameter |
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Pressure Rating |
Class 150 – Class 2500 |
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Standard |
ASME / ASTM / EN |
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Surface Treatment |
Machined / Painted |
The blind plate flanges produced by Shiwang Pipe Materials are strictly controlled in terms of quality from the source. They are made using high-quality raw materials such as carbon steel, stainless steel, and alloy steel, and are processed with strict dimensional accuracy control. After forming, the product specifications are standard and the structure is stable. Compared to ordinary flange products, our factory's blind plate flanges have better pressure-bearing performance, which can adapt to different pressure levels of working conditions; the sealing reliability is stronger, effectively eliminating the risk of medium leakage; and they also have long durability, maintaining stable performance in complex working conditions and extending the service life of the pipeline system.


Each blind plate flange must undergo multiple rigorous inspection processes: precise size measurement to ensure that the product specifications are consistent with the design standards; comprehensive surface inspection to detect any appearance defects and ensure proper installation fit; professional pressure rating verification to ensure that the pressure-bearing performance meets the standards; all products comply with international flange standards, and quality risks are eliminated throughout the production and manufacturing process until the products are ready for shipment.
As a manufacturer with rich production experience of blind plate flanges, Shiwang Pipe Materials offers OEM customization services. We can customize exclusive product specifications according to customer needs. At the same time, we also undertake batch orders and, with an efficient production and logistics system, achieve rapid delivery. Our products have been exported to many regions such as North America, the Middle East, Southeast Asia, and Central Asia. With stable quality and perfect services, we have gained recognition and trust from global customers.
Address
East Of Lijiaguanzhuang Village, Qingzhou Economic Development Zone, Weifang City, Shandong province
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