AMS 5764 Nitronic Alloy – Composition, Properties, and Uses
AMS 5764 is a popular alloy known for its exceptional durability, strength, and corrosion resistance. This alloy is highly sought after in the aerospace, aviation, and defence industries. This blog will explore the composition, physical properties, mechanical properties, uses, hardness, and heat treatment of AMS 5764.
What is AMS 5764?
AMS 5764 (also known as Nitronic Alloy 50) is a type of high-strength stainless steel alloy. It is used in many industrial and commercial applications, as it is highly resistant to corrosion and has superior strength. The alloy consists of a blend of nickel, cobalt, chromium, and molybdenum that provides incredibly strong material capable of withstanding extremely intense temperatures and pressure without breaking down or corroding over time. AMS5764 is also highly regarded for its magnetic capability, making it a preferred choice for various motors. The versatility and durability of this alloy make it one of the most sought-after materials available in the metalworking industry today.
What Form is AMS 5746 Available at Piping Mart?
- Bars
- Nuts
- Bolts
- Screws Washers
- Fasteners
- Stud Bolts
AMS 5764 Composition
AMS 5764 bars is a wrought nickel chrome-molybdenum alloy that contains 5% of tungsten. It is highly resistant to high-temperature corrosions such as oxidation and sulfidation. The alloy’s composition ensures it can withstand the harsh environment of the aerospace and aviation industries. Tungsten improves the alloy’s hardness and strength, making it ideal for high-stress environments.
Element | Content (%) |
---|---|
Chromium, Cr | 20.5-23.5 |
Nickel, Ni | 11.5-13.5 |
Manganese, Mn | 4-6 |
Molybdenum, Mo | 1.5-3 |
Silicon, Si | 1 max |
Nitrogen, N | 0.20-0.40 |
Niobium, Nb | 0.10-0.30 |
Vanadium, Va | 0.10-0.30 |
Phosphorous, P | 0.04 max |
Carbon, C | 0.06 max |
Sulfur, S | 0.010 max |
AMS 5764 Physical Properties
AMS 5764 has an average density of 8.0 g/cm3. It has a melting point of 1420-1465℃, and its thermal conductivity is roughly 10-15 W/mK. The alloy’s low thermal conductivity makes it suitable for high-temperature applications. It also has excellent corrosion resistance, making it durable.
Properties | Metric | Imperial |
---|---|---|
Density | 7.88 g/cm3 | 0.285 lb/in3 |
AMS 5764 Mechanical Properties
AMS 5764 bolts has a tensile strength of 124,000 psi, a yield strength of 54,000 psi, and a high fatigue strength. It has superior ductility and can withstand high temperatures. The alloy’s mechanical properties make it an excellent choice for critical components in the aerospace and defence industries.
Properties | Metric | Imperial |
---|---|---|
Tensile strength | 690 MPa | 100 ksi |
Yield strength | 380 MPa | 55 ksi |
Elongation | 35% | 35% |
Hardness | 293 | 293 |
AMS 5764 Equivalent
- NITRONIC 50
- XM-19
- UNS S20910
- ASTM A240
- ASTM A276
- ASTM A312
- ASTM A314
- ASTM A403
- ASTM A479
- ASTM F1314
- NACE MR0175/ISO 15156-3
- NACE MR0103
AMS 5764 Uses
AMS 5764 fasteners is used in turbine engine components such as blades, discs, rotors, and seals. It is also used in aerospace and defence applications to control and transmit power. The alloy’s high strength and corrosion resistance are ideal for harsh environments. AMS 5764 is popular because it can withstand extreme temperatures without losing its properties.
AMS 5764 Hardness
AMS 5764 has a Rockwell hardness of B85. The alloy’s hardness can be increased through heat treatment, which makes it suitable for applications that require high wear resistance. Heat treatment involves heating and cooling the alloy to alter its properties, making it more durable and ideal for high-demanding environments.
AMS 5764 Heat Treatment
The heat treatment process for AMS 5764 involves heating the alloy between 871-954℃, holding it at that temperature for 1-4 hours, and cooling it by air. The heat treatment improves the alloy’s hardness, tensile strength, and ductility. It also improves the alloy’s resistance to corrosion, making it more durable for high-temperature applications.
Conclusion:
AMS 5764 material is a high-performance nickel chrome-molybdenum alloy widely used in the aerospace, aviation, and defence industries. Its composition and unique properties make it an ideal choice for critical components requiring high durability, strength, and corrosive resistance. The alloy’s exceptional mechanical properties, heat treatment, and hardness make it an excellent choice for harsh environments. If you are looking for an alloy that can withstand extreme conditions while maintaining its properties, then AMS 5764 is the right choice.
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