High Toughness Martensitic Stainless Steel Rod Aermet 100 Alloy Steel / A100 Steel

Aermet 100 (A100 steel) stainless steel rod with high fracture toughness and ductility, square bar, aerospace

Introduction to Aermet 100 Martensitic Alloy Steel:

Aermet 100 is a high-strength and high toughness metal material. Its characteristics are extremely high strength and toughness, as well as good corrosion resistance and fatigue life. Therefore, Aermet 100 is widely used in high-strength structural components, aircraft engine parts, aircraft cockpits, and other fields. The uniqueness of Aermet 100 lies in its material composition. It is mainly composed of elements such as iron, cobalt, nickel, and vanadium, which contain a large amount of carbon and molybdenum. The use of these elements gives Aermet 100 excellent mechanical properties. At the same time, it also has good processability and heat treatment performance, which can be adjusted through various heat treatment methods to meet the needs of different fields.

Overall, Aermet 100 is an excellent metal material with high strength, toughness, excellent corrosion resistance, and fatigue life, making it widely used in aviation, automotive, aerospace, and other fields.

The chemical composition of Aermet 100 includes carbon (C), silicon (Si), manganese (Mn), phosphorus (P), sulfur (S), chromium (Cr), nickel (Ni), molybdenum (Mo), nitrogen (N), titanium (Ti), cobalt (Co), aluminum (Al), and oxygen (O),

with specific content ranges as follows:

·Carbon (C): 0.21% -0.25%

·Chromium (Cr): 2.90% -3.30%

·Nickel (Ni): 11% -12%

·Cobalt (Co): 13% -14%

·Molybdenum (Mo): 1.10% -1.30%

·Nitrogen (N): ≤ 0.0020%

·Titanium (Ti): ≤ 0.015%

·Aluminum (Al): ≤ 0.015%

·Oxygen (O): ≤ 0.002.

physical property:

The physical properties of Aermet 100 include:

·Density: 7.9g/cm ³ (0.285lb/in ³)

·Elastic modulus: 28.2 * 10 ³ KSI

·Electrical resistivity: 259.0 ohm cir mil/ft (70.0 ° F).

heat treatment:

The heat treatment process of Aermet 100 is crucial for its performance. It can optimize its mechanical properties through normalizing, annealing, solution treatment, and aging treatment. The temperature range for solution treatment is 1625 ° F+/-25 ° F (885 ° C+/-14 ° C), lasting for 1 hour, followed by air cooling and cold treatment to -100 ° F (-73 ° C) to achieve complete toughness.

Mechanical performance:

After appropriate heat treatment, Aermet 100 exhibits excellent mechanical properties, including hardness HRC53-54, tensile strength UTS of 285 KSI (approximately 1970 MPa), elongation of 14%, and elongation at break of 65%.

Processing performance:

Aermet 100 has excellent processing performance. It can be formed through methods such as forging and machining. At HRC 38 hardness, the machining difficulty of Aermet 100 is higher than that of 4340 steel, and it is recommended to use hard alloy cutting tools for machining.

application area:

Aermet 100 is widely used in the aerospace industry, including the manufacturing of aircraft, missiles, spacecraft, and satellites. In addition, it is also applicable to fields such as national defense, energy, automotive, and medical equipment.

Norms and standards:

The relevant specifications followed by Aermet 100 include AMS 6532 and UNS K92580.