If you work in the aerospace industry, you may be familiar with AMS 4174. This specification covers high-strength, corrosion-resistant steel commonly used in aerospace applications. Whether you are an engineer, machinist, or materials specialist, understanding the composition and properties of AMS 4174 is essential for selecting the right material for your projects. This blog post provides a comprehensive guide to AMS 4174, including its composition, physical and mechanical properties, uses, hardness, and heat treatment.
What is AMS 4174?
AMS 4174 (also known as 7075 Aluminum Alloy) is a specification that outlines the requirements for aluminum alloys used in high-strength applications. This standard is essential in industries such as aerospace and defense, where strength and durability are critical. Engineers and manufacturers rely on the strict guidelines of AMS4174 to ensure that their products meet the necessary strength requirements. By adhering to this specification, companies can guarantee that their aluminium alloys can withstand harsh environments, extreme temperatures, and high-stress levels. The demand for high-performance materials continues to grow, making AMS 4174 an essential part of the manufacturing process for many industries.
What Form is AMS 4174 Available at Piping Mart?
- Pipes
- Tubing
AMS 4174 Composition
AMS 4174 is a high-strength, corrosion-resistant steel composed mainly of iron, chromium, and nickel. Its composition also includes small amounts of carbon, manganese, phosphorus, sulfur, and silicon. The specific chemical composition of AMS 4174 is as follows:
- Iron (Fe): 70%
- Chromium (Cr): 17.5-20.5%
- Nickel (Ni): 7.5-10.5%
- Carbon (C): 0.05-0.15%
- Manganese (Mn): 0.50% max
- Phosphorus (P): 0.04% max
- Sulfur (S): 0.03% max
- Silicon (Si): 0.50% max
AMS 4174 Physical Properties
AMS 4174 has excellent physical properties that make it ideal for aerospace applications. Its density is 7.85 g/cm³, and its melting point is between 1399 and 1454°C. The thermal expansion coefficient of AMS 4174 is 13.5 x 10-6/K, and its thermal conductivity is 14 W/mK. AMS 4174 is also highly corrosion-resistant, making it suitable for harsh environments.
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 2.81 g/cc | 0.102 lb/in³ | AA; Typical |