UNS K41545 / 1.7362 / 12CrMo19-5 / Heat-Resistant Alloy

Heat-Resistant Alloy EN 1.7362 / 15Х5М: Properties, Applications, and Features

✅ General Technical Characteristics

Heat-resistant alloy EN 1.7362 (15Х5М) is a high-alloy, thermally stable material that exhibits excellent strength at elevated temperatures and outstanding oxidation resistance. Due to its increased chromium and molybdenum content, this alloy ensures durability and resistance to thermal stress, making it ideal for use in the energy, aerospace, and metallurgical industries.

Main Characteristics:

• High heat resistance at temperatures up to 600-800°C.
• Resistance to oxidation and aggressive environments.
• High mechanical strength and hardness.
• Good weldability and machinability.
• Corrosion resistance under high-temperature exposure.

🔬 Chemical Composition EN 1.7362 / 15Х5М (%)

• Carbon (C): 0.12 – 0.18
• Silicon (Si): ≤ 0.50
• Manganese (Mn): 0.40 – 0.70
• Phosphorus (P): ≤ 0.035
• Sulfur (S): ≤ 0.025
• Chromium (Cr): 4.0 – 6.0
• Molybdenum (Mo): 0.45 – 0.65

💡 The increased chromium and molybdenum content ensures heat resistance and stability in aggressive environments.

🏭 Applications

Thanks to its high-temperature characteristics, the EN 1.7362 (15Х5М) alloy is widely used in industrial sectors where material strength and durability are required under extreme temperature conditions.

Main Application Areas:

• Power generation (steam turbine equipment, boilers, pipelines).
• Aerospace and aviation industry (engine components, heat-resistant parts).
• Metallurgical production (high-temperature furnaces, metal smelting equipment).
• Chemical industry (reactors, heat exchangers, piping systems).

📊 Mechanical Properties

• Tensile Strength (Rm): 650 – 850 MPa
• Yield Strength (Rp0.2): ≥ 450 MPa
• Hardness (HB): ≤ 250 HB
• Elongation (A5): ≥ 15 %

⭐ Features

• Heat resistance – maintains strength at elevated temperatures.
• Oxidation resistance – retains its properties in high-temperature environments.
• High strength – ensures durability and wear resistance.
• Good machinability – suitable for mechanical and thermal processing.
• Versatile application – used in energy, metallurgy, aviation, and chemical industries.

Delivery forms of steel products EN 1.4713 / 15Х6СЮ