Permalloy 80 / UNS N14080 / 1.3950 / NiFe80Mo

Alloy 80NHS: Properties, Applications, and Features

✅ General Technical Characteristics

Alloy 80NHS is a nickel-iron precision alloy with high magnetic permeability and low coercive force. It possesses excellent magnetic properties, high corrosion resistance, and stability under temperature fluctuations. Due to its composition, 80NHS is widely used in the electrical engineering industry and instrumentation.

Main Characteristics:

• High magnetic permeability.
• Low coercive force.
• Good corrosion resistance.
• Stability of magnetic properties under varying temperature conditions.
• Excellent machinability and weldability.

🔬 Chemical Composition of Alloy 80NHS (%)

• Nickel (Ni): 78.0 – 80.5
• Iron (Fe): remainder
• Chromium (Cr): 1.2 – 1.5
• Silicon (Si): ≤ 0.3
• Manganese (Mn): ≤ 0.3
• Sulfur (S): ≤ 0.015
• Phosphorus (P): ≤ 0.015

💡 The addition of chromium improves corrosion resistance, while the high nickel content ensures excellent magnetic properties.

🏭 Applications

Alloy 80NHS is actively used in the production of high-precision instruments and electrical equipment.

Main Application Areas:

• Manufacturing of transformers and chokes.
• Electromagnetic shields and sensitive measuring instruments.
• Components for radio-electronic equipment.
• Magnetic cores and parts for electric machines.
• Aerospace and aviation technology.

📊 Mechanical Properties

• Tensile Strength (Rm): 400 – 600 MPa
• Hardness (HB): ≤ 200 HB
• Elongation (A5): ≥ 30 %
• Coercive Force (Hc): ≤ 3 A/m

⭐ Features

• High magnetic permeability – reduces energy losses during magnetic oscillations.
• Stability of characteristics – maintains its properties under temperature variations.
• Good weldability and machinability – convenient for manufacturing parts.
• Corrosion resistance – withstands exposure to aggressive environments.
• Wide range of applications – used in electronics, aviation, and radio equipment.

80НХС