AMS4187 is a high-performance alloy that has gained popularity for its exceptional mechanical and physical properties. This material is often used in the aerospace and transportation industries due to its strength and durability. This blog post will explore everything you need to know about AMS 4187, including its composition, physical and mechanical properties, hardness, heat treatment, and uses.
What is AMS 4187?
AMS 4187 (also known as 7075 Aluminum Alloy) is a military specification that provides guidelines for writing procedural documents. These documents can range from maintenance procedures for aircraft to instructions for assembling weapons. These procedures must be clear and concise, as they serve a critical role in ensuring the safety and effectiveness of military operations. AMS4187 includes specifications for the layout and wording of these documents, emphasizing the importance of accuracy, formatting, and readability. With this specification in place, military personnel can be confident in the consistency and quality of procedural documents, ultimately leading to a more efficient and effective operation.
What Forms Is AMS 4187 Available at Piping Mart?
- Pipes
- Tubing
AMS 4187 Composition
AMS 4187 is a nickel-based alloy with high concentrations of chromium and molybdenum. Other elements like tungsten, cobalt, and niobium are also incorporated to give it unique properties. The precise composition of AMS 4187 varies depending on the manufacturer and intended use.
|
Si |
Fe |
Cu |
Mn |
Mg |
Cr |
Zn |
Ti |
Others-Each |
Others Total |
Al |
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| 7075 |
0.40 |
0.50 |
1.2-2.0 |
0.30 |
2.1-2.9 |
0.18-0.28 |
5.1-6.1 |
0.20 |
0.05 |
0.15 |
Remainder |
AMS 4187 Physical Properties
AMS 4187 has excellent resistance to heat and corrosion. The alloy can withstand temperatures of up to 1600°F without compromising its strength. It also has good oxidation resistance, making it suitable for high-temperature environments. AMS 4187 is known for its high density, low thermal expansion, and excellent thermal and electrical conductivity.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 2.81 g/cc | 0.102 lb/in³ | AA; Typical |
AMS 4187 Mechanical Properties
AMS 4187 has exceptional mechanical properties, making it an ideal choice for high-stress applications. The alloy has a tensile strength of up to 220 ksi and a yield strength of 140 ksi. It also maintains its strength and toughness at elevated temperatures, making it a great choice for aircraft engines, gas turbines, and other high-performance machinery.
AMS 4187 Uses
Due to its excellent properties, AMS 4187 is widely used in the aerospace and transportation industries. It manufactures critical parts like turbine blades, discs, engine components, landing gear, and rocket nozzles. Its resistance to corrosion and high temperatures make it a great choice for chemical and nuclear applications.
AMS 4187 Hardness
AMS 4187 has a hardness range of 30-40 HRC. The hardness can be increased through heat treatment, improving its mechanical properties.
AMS 4187 Heat Treatment
AMS 4187 can be heat treated to enhance its mechanical properties. The alloy is usually annealed at high temperatures for up to four hours and then cooled in air. This process improves its flexibility, toughness, and corrosion resistance. AMS 4187 can also be heat treated to increase its hardness, making it suitable for high-wear applications.
Conclusion
AMS 4187 material is a nickel-based alloy with high concentrations of chromium and molybdenum and is used in high-stress applications where strength and durability are essential. Its exceptional properties make it ideal for aerospace, transportation, and chemical industries. Its resistance to heat and corrosion, combined with its high mechanical strength, make it a reliable option for demanding applications. If you’re looking for an alloy with a high-performance level, then AMS 4187 is worth considering.
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