AISI 310MoLN / 1.4466 Stainless Steel

✅ General Technical Characteristics

Stainless steel 1.4466 (AISI 310MoLN) is a high-alloy heat-resistant and corrosion-resistant austenitic steel. Due to its increased molybdenum and nickel content, it exhibits exceptional resistance to oxidation, corrosion, and high temperatures. This alloy is used in highly aggressive environments, such as the chemical, petrochemical, and energy industries.

Main Characteristics:

• High heat resistance and oxidation resistance.
• Excellent corrosion resistance in aggressive environments.
• Increased strength and durability.
• Good weldability and machinability.
• Stability of mechanical properties at extreme temperatures.

🔬 Chemical Composition of 1.4466 / AISI 310MoLN (%)

• Carbon (C): ≤ 0.03
• Silicon (Si): ≤ 1.5
• Manganese (Mn): ≤ 2.0
• Phosphorus (P): ≤ 0.045
• Sulfur (S): ≤ 0.015
• Chromium (Cr): 24.0 – 26.0
• Nickel (Ni): 20.0 – 22.0
• Molybdenum (Mo): 2.0 – 2.5
• Nitrogen (N): 0.10 – 0.16

💡 The high levels of nickel and molybdenum give this steel excellent resistance to acidic and aggressive environments.

🏭 Applications

Steel 1.4466 (AISI 310MoLN) is in high demand in various industries that require reliability at high temperatures and resistance to corrosion.

Main Application Areas:

• Chemical and petrochemical industry (reactors, pipelines, storage tanks).
• Power generation (boilers, heat exchangers, burner devices).
• Aerospace and aviation industries.
• Metallurgical equipment.
• Marine industry (shipbuilding components, underwater structures).

📊 Mechanical Properties

• Tensile Strength (Rm): 600 – 800 MPa
• Yield Strength (Rp0.2): ≥ 300 MPa
• Hardness (HB): ≤ 250 HB
• Elongation (A5): ≥ 40 %

⭐ Features

• High oxidation resistance – suitable for operation at temperatures up to 1100°C.
• Excellent corrosion resistance – resistant to acidic and alkaline environments.
• Strength and durability – withstands mechanical loads in extreme conditions.
• Heat resistance – maintains mechanical properties at high temperatures.
• Good machinability – easily weldable and suitable for mechanical processing.

Delivery forms for steel products 1.4466 / AISI 310MoLN