2507 Stainless Steel Pipe/Tube Details
Overview
2507 stainless steel pipe/tube is a super duplex stainless steel alloy known for its exceptional strength, corrosion resistance, and toughness. It combines the properties of both ferritic and austenitic stainless steels, offering superior performance in demanding environments, particularly those with high chloride levels and high pressures.
Key Characteristics
High Strength: Provides extremely high tensile and yield strength, making it suitable for applications requiring robust structural integrity.
Excellent Corrosion Resistance: Offers outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in chloride-rich environments.
Toughness: Maintains good toughness and impact resistance at both room and low temperatures, ensuring reliability in various operating conditions.
Weldability: Can be welded using standard techniques, though proper welding procedures and post-weld heat treatments are recommended to avoid issues such as hot cracking and ensure weld integrity.
Chemical Composition
Carbon (C): ≤ 0.03%
Manganese (Mn): 1.00%
Silicon (Si): ≤ 1.00%
Phosphorus (P): ≤ 0.030%
Sulfur (S): ≤ 0.020%
Chromium (Cr): 24.00-26.00%
Nickel (Ni): 7.00-9.00%
Molybdenum (Mo): 3.50-4.50%
Nitrogen (N): 0.20-0.30%
Common Applications
Oil and Gas Industry: Used in high-pressure and high-corrosion environments, including pipelines, pressure vessels, and heat exchangers, due to its superior strength and corrosion resistance.
Chemical Processing: Applied in chemical processing equipment where exposure to aggressive chemicals and high temperatures is common.
Marine and Coastal Environments: Suitable for marine applications, such as seawater systems and coastal structures, because of its excellent resistance to chloride-induced corrosion.
Desalination Plants: Employed in desalination plants for components exposed to saline water, benefiting from its resistance to chloride attack.
Advantages
Exceptional Strength: Offers extremely high tensile and yield strength, allowing for the design of thinner and lighter components while maintaining durability.
Superior Corrosion Resistance: Provides excellent protection against corrosion in aggressive environments, reducing maintenance and extending service life.
Good Toughness: Maintains impact resistance and toughness at low temperatures, ensuring reliability in harsh conditions.
Cost-Effective: Although more expensive than standard stainless steels, its durability and performance can lead to long-term cost savings through reduced maintenance and extended service life.
Summary
2507 stainless steel pipe/tube is a super duplex stainless steel known for its high strength, exceptional corrosion resistance, and good toughness. Its chemical composition and properties make it suitable for a range of demanding applications, including oil and gas, chemical processing, marine environments, and desalination plants. With its combination of superior performance, durability, and resistance to aggressive conditions, 2507 stainless steel is a reliable choice for high-performance applications requiring exceptional material properties.
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