1. Who produces stainless steel 321 butterfly valve?

Freeman Valve produces stainless steel 321 butterfly valve.

2. To which countries does Freeman Valve supply stainless steel 321 butterfly valve?

Freeman Valve supplies stainless steel 321 butterfly valve to countries such as the United Kingdom, Germany, Austria, France, Italy, Spain, Portugal, Denmark, Finland, Sweden, the United States, Canada, and Mexico.

3. What are the advantages of stainless steel 321 butterfly valve?

3.1 Stainless steel 321 butterfly valve are resistant to high temperatures up to 816°C (1500°F), and are suitable for applications such as aircraft exhaust systems, chemical processing equipment, and furnaces.

3.2 Stainless steel 321 butterfly valve have excellent weldability and can be easily welded.

3.3 Stainless steel 321 butterfly valve have strong resistance to intergranular corrosion at high temperatures, because stainless steel 321 has titanium added to prevent chromium carbide precipitation and enhance its resistance to intergranular corrosion (sensitization) at high temperatures

4. What are the disadvantages of stainless steel 321 butterfly valve?

Stainless steel 321 butterfly valve have poor resistance to chloride corrosion.