321/321H stainless steel round pipe

Technical Specifications of 321 Stainless Steel Round Tube

Our 321 stainless steel round tube (UNS S32100) features:

• Titanium stabilized austenitic composition
• Excellent intergranular corrosion resistance
• Temperature resistance up to 1500°F (816°C)
• Superior creep and stress rupture properties vs 304/304L
• Exceptional low-temperature toughness
• Cold working capability for hardening

Advanced Corrosion Resistance Properties

Our stainless steel round pipe offers comprehensive protection:

• Comparable corrosion resistance to 304 grade
• Excellent performance in chromium carbide precipitation range
• Suitable for diluted organic acids
• Compatible with pure phosphoric acid
• Resistant to polythionic acid stress corrosion
• Effective in chloride-free caustic solutions

Fabrication Capabilities of 321 Stainless Steel Round Tube

Hot Forming Specifications:

• Optimal working temperature: 2100-2300°F (1149-1260°C)
• Water quenching requirements for maximum protection
• Full annealing options available

Our stainless steel round tubes excel in:

• Cold forming applications
• Standard welding processes
• No post-weld heat treatment required
• Standard shop fabrication methods

Applications and Standards

The versatile 321 stainless steel round tube meets:

• ASTM/ASME standards
• UNS S32100/S32109 specifications
• International quality requirements

Ideal applications include:

• High-temperature processing
• Chemical transport systems
• Industrial heat exchangers
• Pressure vessel components

Contact our technical team for detailed specifications and fabrication guidance.