JIS B2220 Stainless Steel Flange: Your Ultimate Buying Guide

02 Sep.,2025

 

When it comes to industrial applications, selecting the right type of flange is crucial. One of the most reliable choices for various industries is the JIS B2220 stainless steel flange. This guide aims to help you navigate through the essentials of purchasing these flanges effectively.

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Understanding the JIS B2220 Standard

The JIS B2220 standard specifies the dimensions, materials, and tolerances for flanges made from stainless steel. This standard is widely recognized in Japan and increasingly adopted globally, ensuring interoperability and compatibility across various applications.

Key Features of JIS B2220 Stainless Steel Flanges

Stainless steel flanges under the JIS B2220 standard have several important features that make them suitable for various applications:

  • Corrosion Resistance: Made from stainless steel, they are highly resistant to rust and corrosion, which is essential for pipelines carrying liquids or gases.
  • Strength and Durability: These flanges can withstand high pressures and temperatures, making them ideal for industrial environments.
  • Versatility: JIS B2220 flanges can be used in numerous applications, including oil and gas, water treatment, and HVAC systems.

Factors to Consider When Buying JIS B2220 Stainless Steel Flanges

Selecting the right JIS B2220 stainless steel flange requires careful consideration of several factors:

1. Material Type

Different grades of stainless steel offer various benefits. Commonly used grades include 304 and 316. Grade 316 is particularly preferable for marine applications due to its enhanced resistance to chloride corrosion.

2. Size and Pressure Rating

Ensure that the flange size matches your piping system and that it meets the pressure requirements of your application. Familiarize yourself with the pressure classes to choose the right flange that can handle the intended stress.

3. End Connection Type

Various connection types are available, including weld neck, slip-on, blind, and threaded flanges. The choice depends on your piping system's configuration and requirements.

4. Certification and Standards

Check if the flanges meet the JIS B2220 standard and whether they come with certifications. This ensures quality and reliability in your applications.

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Common Applications of JIS B2220 Stainless Steel Flanges

JIS B2220 stainless steel flanges find numerous applications across different industries, including:

  • Oil and gas exploration
  • Water supply and drainage systems
  • Food and beverage processing
  • Pharmaceutical manufacturing

Where to Buy JIS B2220 Stainless Steel Flanges

These flanges can be acquired from various sources:

1. Industrial Suppliers

Look for suppliers specializing in industrial fittings and flanges. Ensure they have a good reputation and experience in dealing with JIS standards.

2. Online Marketplaces

Numerous online platforms offer a range of flanges. Customer reviews and ratings can help you gauge product quality.

3. Manufacturer Direct

Buying directly from manufacturers can sometimes result in better pricing and customization options.

Conclusion

Understanding the JIS B2220 stainless steel flange is vital for making informed purchasing decisions. By considering material types, pressure ratings, and application needs, you can select flanges that will stand the test of time. Make sure to connect with reputable suppliers to ensure quality and reliability in your projects.

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