Chemical Composition and Mechanical Properties of 2507 (S31750) Duplex Stainless Steel

Chemical Composition:

Mechanical Properties:

Applications and Industries Using 2507 Duplex Stainless Steel

2507 duplex stainless steel is widely used in:

1. Chemical process industries
2. Oil and gas sector
3. Desalination plants
4. Marine applications
5. Pulp and paper industry
6. Power generation
7. Offshore platforms

Corrosion Resistance and Performance Benefits

2507 offers exceptional corrosion resistance:

1. Excellent resistance to pitting and crevice corrosion
2. High resistance to stress corrosion cracking in chloride environments
3. Superior performance in seawater applications
4. Good resistance to inorganic acids and chlorides

Manufacturing Process and Available Dimensions

2507 is typically produced through controlled rolling processes. Available dimensions for plates and coils include:

Welding and Fabrication Considerations

2507 has good weldability but requires careful control:

1. Use matching or over-alloyed filler metals
2. Control heat input to maintain phase balance
3. Avoid excessive ferrite formation
4. Post-weld heat treatment generally not required

Comparison of 2507 with Other Stainless Steel Grades

Cost-Effectiveness and Long-Term Benefits

Despite higher initial costs, 2507 offers long-term benefits:

1. Reduced material thickness due to high strength
2. Lower maintenance and replacement costs
3. Extended service life in harsh environments
4. Improved performance and reliability in critical applications

At HL Steel Company, we provide high-quality 2507 (S31750) duplex stainless steel plates and coils, ensuring optimal performance and cost-effectiveness for your industrial applications.