Blind flanges are essential components in industrial piping systems, serving as solid barriers to seal pipeline openings. This article provides an in-depth analysis of blind flanges, covering their technical specifications, applications, installation processes, and the company behind the product. Whether you're an engineer, procurement specialist, or industry professional, this guide will help you understand the critical role of blind flanges in modern infrastructure.
Blind flanges are solid disk-shaped components designed to block off a pipeline, valve, or pressure vessel opening. Unlike standard flanges, they lack a central hole, making them ideal for creating a secure, leak-proof seal. These flanges are manufactured in a wide range of materials, including carbon steel (CS), stainless steel (SS), and alloy steel, ensuring compatibility with diverse industrial environments. The product page provides detailed specifications, while the company profile highlights the manufacturer's expertise.
Image: Types of blind flanges for industrial applications.
Blind flanges are engineered for durability, ease of installation, and compatibility with international standards. Key features include:
Image: Different types of blind flanges for specialized applications.
Parameter | Details |
---|---|
Pressure Class | PN6–PN40, Class150–Class2500 |
Size Range | DN10–DN2000 (½In–24In), S.A 12In–60In |
Materials | Carbon Steel (ASTM A105, P235GH, P245GH, P250GH, P265GH, ST37-2), Stainless Steel (ASTM A182, 304, 306) |
Standards | ASME, EN, JIS, DIN, BS, KS, GOST, SABS, ATK |
Surface Coating | Black paint, Galvanize, Grease, Epoxy paint |
Blind flanges are widely used in industries requiring secure sealing and future access. Key applications include:
Image: Blind flanges in a piping system setup.
Proper installation ensures a leak-proof seal and long-term performance. Follow these steps:
For detailed instructions, refer to the installation guide.
Based in China, Hebei Jiuyuan Pipeline Manufacturing Co., Ltd. specializes in high-quality piping components, including blind flanges. The company adheres to international standards such as ASME, EN, and DIN, ensuring reliability and performance. With a focus on innovation and customer satisfaction, Hebei Jiuyuan serves clients across the globe in industries like oil & gas, petrochemicals, and power generation.
Blind flanges from Hebei Jiuyuan comply with rigorous international standards, including:
For more information on compliance, visit the product page.
According to the National Institute of Standards and Technology (NIST), accurate measurements and standardized components are critical for industrial safety and efficiency. Blind flanges, as part of piping systems, must meet precise specifications to prevent failures. While the NIST website currently experiences technical issues, their guidelines on material testing and pressure ratings remain a benchmark for manufacturers like Hebei Jiuyuan.
Blind flanges are indispensable in modern industrial systems, offering reliable sealing solutions for diverse applications. With their robust design, compliance with international standards, and ease of installation, they ensure operational safety and efficiency. Hebei Jiuyuan Pipeline Manufacturing Co., Ltd. continues to lead in providing high-quality blind flanges, supporting industries worldwide.
National Institute of Standards and Technology (NIST) (2025). Retrieved from https://www.nist.gov/. Note: The NIST website may experience technical issues, but their role in establishing industrial standards remains vital.
For further details, visit the product page or contact Hebei Jiuyuan Pipeline Manufacturing Co., Ltd..
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