Stainless Steel Flange Grades: 304, 316 and 316L Explained

Stainless Steel Flange Grades: 304, 316 and 316L Explained

Stainless steel flanges are widely used in industries where corrosion resistance and long service life are required.

Different stainless steel grades provide different performance characteristics.

Stainless Steel 304 Flange

304 stainless steel is one of the most commonly used grades.

Advantages:

• Good corrosion resistance
• Excellent forming ability
• Cost-effective

Applications include:

• Food processing
• General chemical systems
• Water applications

Stainless Steel 316 Flange

316 stainless steel contains molybdenum, which improves resistance against chloride corrosion.

It is commonly used in:

• Marine environments
• Chemical plants
• Offshore applications

Stainless Steel 316L Flange

316L has lower carbon content compared with 316.

Benefits:

• Better welding performance
• Reduced risk of corrosion after welding

How to Choose the Right Grade?

Selection depends on:

• Corrosion environment
• Temperature
• Chemical medium
• Project requirements

As an experienced China steel flange manufacturer, we provide stainless steel flanges including SS304, SS316, and SS316L with strict quality control and worldwide export experience.