4 Key Advantages of 2507 Duplex Stainless Steel You Need to Know

2507 duplex stainless steel is an advanced high-performance material that has been widely used in many industries and fields. Compared to traditional austenitic and ferritic stainless steels, 2507 duplex stainless steel has many unique advantages, making it the first choice for various demanding applications. This article will introduce you to 4 key advantages of 2507 duplex stainless steel, helping you better understand the characteristics and applications of this excellent material.

4 Key Advantages of 2507 Duplex Stainless Steel：

1. Good corrosion resistance: 2507 duplex stainless steel has good resistance to some strong acid and alkali, chlorine ions, and other corrosive media.
2. High strength and hardness: 2507 duplex stainless steel has higher strength and hardness, and is more durable than ordinary stainless steel.
3. Good plasticity and processability: 2507 duplex stainless steel has good plasticity and processability, and can be used to manufacture strict structural components.
4. Excellent toughness and fatigue resistance: 2507 duplex stainless steel has excellent toughness and fatigue resistance, which can maintain the effect of long-term use.

4 Key Disadvantages of 2507 Duplex Stainless Steel：

1. Higher price: Compared with ordinary stainless steel, 2507 duplex stainless steel has a higher price and relatively higher manufacturing costs.
2. Difficulty in welding: The welding performance of 2507 duplex stainless steel is relatively poor, requiring special welding processes.
3. Sensitivity to hydrogen: 2507 duplex stainless steel is sensitive to hydrogen, which limits its application in hydrogen storage, petroleum, natural gas, and other fields.
4. Not easy to polish: Due to its high hardness, 2507 duplex stainless steel is not easy to polish, making it difficult to obtain a high-gloss surface.

2507 Stainless Steel Chemical Composition:

1. Chromium: 22.0-23.0%
2. Nickel: 4.5-6.5%
3. Molybdenum: 2.5-3.5%
4. Molybdenum: 0.3-0.5%
5. Silicon: ≤1.0%
6. Manganese: ≤2.0%
7. Phosphorus: ≤0.03%
8. Sulfur: ≤0.02%
9. Iron: surplus

Mechanical Properties of 2507 Stainless Steel:

1. Yield strength: ≥450 MPa
2. Tensile strength: ≥620 MPa
3. Elongation: ≥25%
4. Impact energy: ≥78J (-20°C)

Physical Properties of 2507 Stainless Steel:

1. Density: 7.8g/cm³
2. Coefficient of thermal expansion: 13.7×10-6/K (20-100°C)
3. Thermal conductivity: ≤14.2 W/(m·K)
4. Specific heat capacity: ≤460 J/(kg·K)

2507 Stainless Steel Corrosion Resistance:

Excellent corrosion resistance, especially in acidic environments containing chlorides, sulfides, etc.;

Applicable to the production of corrosion-resistant equipment in marine environments, chemical plants, pharmaceutical plants, sulfuric acid plants, power plants, petrochemical industries, and other fields.

The above are some of the main parameters, and specific parameters may vary depending on actual production and application environments.

Conclusion

Overall, 2507 stainless steel is a high-performance, corrosion-resistant material with excellent performance and broad application prospects.

Thank you for reading our article and we hope it can help you to have a better understanding of the 4 key advantages of 2507 duplex stainless steel. If you want to learn more about the advantages of 2507 duplex stainless steel, we would advise you to visit Sino Stainless Steel for more information.

As a leading supplier of stainless steel products across the world, Sino Stainless Steel provides customers with high-quality stainless steel pipes, stainless steel strips, stainless steel coils, stainless steel plates, stainless steel sheets, stainless steel bars, and stainless steel tubes at an extremely competitive price.