AMS 4117 Aluminum Alloy – Composition, Properties and Uses
AMS4117 is a popular aluminium alloy widely used in various industries because of its exceptional strength, durability, and resistance to corrosion. Aluminum alloys are becoming increasingly popular in manufacturing due to their low density, power, and adaptability. AMS4117 is no exception; this alloy’s unique features make it an ideal material for several applications. This blog will discuss the composition, physical properties, mechanical properties, uses, and heat treatment of AMS 4117.
What is AMS 4117?
AMS 4117 (also known as 6061 Aluminum Alloy) is a specification that outlines the material properties and requirements for aluminium alloy 7075-T6. This alloy is known for its exceptional strength-to-weight ratio and is commonly used in aircraft components and high-performance sports equipment applications. The AMS4117 specification ensures that the material meets specific mechanical, chemical, and physical properties, making it suitable for demanding environments where high strength and durability are essential.
What form is AMS 4117 Available at Piping Mart?
- Pipes
- Tubing
- Sheet Plates
- Pipe Fittings
- Forged Fittings
AMS 4117 Composition
AMS 4117 is an aluminum alloy with various elements contributing to its outstanding properties. The primary alloying elements include magnesium and silicon, with copper and iron present in trace amounts. The exact composition of the alloy is as follows: aluminium (balance), magnesium (1.2-1.8%), copper (0.10%), iron (0.50%), silicon (0.40%), and zinc (0.25%). Combining these elements makes AMS 4117 an ideal material for several high-performance applications.
Element | Content (%) |
---|---|
Aluminium / Aluminum, Al | 97.9 |
Magnesium, Mg | 1 |
Silicon, Si | 0.60 |
Copper, Cu | 0.28 |
Chromium, Cr | 0.20 |
AMS 4117 Physical Properties
AMS 4117 has excellent physical properties, making it an ideal material for various applications. The density of AMS 4117 is 2.78 g/cm³, which makes it a lightweight material. The alloy has a melting point of 585°C and a thermal conductivity of 138 W/mK. It has a specific heat of 900 J/kgK and a coefficient of thermal expansion of 22.7 x 10^-6/K, indicating excellent thermal stability. These properties make AMS4117 ideal for the aerospace, automotive, and electrical industries.
Properties | Metric | Imperial |
---|---|---|
Density | 2.7 g/cm3 | 0.0975 lb/in3 |
Melting point | 588°C | 1090°F |
AMS 4117 Mechanical Properties
AMS 4117 has exceptional mechanical properties, making it the preferred material for high-stress applications. The alloy has a tensile strength of 427 MPa and a yield strength of 360 MPa. It has a modulus of elasticity of 70.3 GPa and a shear modulus of 26 GPa. The alloy also has outstanding fatigue resistance, making it an ideal material for aerospace applications. Its high strength-to-weight ratio means AMS 4117 is sought after when designing structures that require reduced weight, such as bicycles, aircraft, and vehicles.
Properties | Metric | Imperial |
---|---|---|
Tensile strength | 310 MPa | 45000 psi |
Yield strength | 276 MPa | 40000 psi |
Shear strength | 207 MPa | 30000 psi |
Fatigue strength | 96.5 MPa | 14000 psi |
Elastic modulus | 68.9 GPa | 10000 ksi |
Poisson’s ratio | 0.33 | 0.33 |
Elongation | 12-17% | 12-17% |
Hardness, Brinell | 95 | 95 |
AMS 4117 Equivalents
AMS 4117 | ASTM B247 | ASTM B429 | DIN 3.3211 | MIL G-18014 | QQ A-200/8 |
ASTM B209 | ASTM B307 | ASTM B483 | MIL A-12545 | MIL G-18015 | QQ A-225/8 |
ASTM B210 | ASTM B313 | ASTM B547 | MIL A-22771 | MIL P-25995 | QQ A-250/11 |
ASTM B211 | ASTM B316 | ASTM B548 | MIL F-17132A | MIL T-7081 | QQ A-367 |
ASTM B221 | ASTM B345 | ASTM B632 | MIL F-18280 | MIL W-23351 | QQ A-430 |
ASTM B234 | ASTM B361 | ASTM F467 | MIL F-39000 | MIL W-85 | QQ WW-T-700/6 |
ASTM B241 | ASTM B404 | ASTM F468 | MIL F-3922 | QQ A-200/16 | SAE J454 |
AMS 4117 Uses
AMS 4117 is commonly used in various industries, including aerospace, defence, automotive, and electrical. In the aerospace industry, AMS 4117 is popular as a structural material due to its excellent strength-to-weight ratio, which allows for reduced fuel consumption and improved overall efficiency. The alloy is also ideal for manufacturing critical parts of the vehicle’s engine that require high strength, such as connecting rods and pistons. Its high-stress resistance makes it perfect for the manufacturing of electrical conductors.
AMS 4117 Hardness
The hardness of AMS 4117 can be increased through heat treatment. The hardness of the alloy can be increased from 87 HRB to 95 HRB through solution heat treatment and ageing. The increased hardness improves the alloy’s wear resistance, making it perfect for high-stress, wear, and tear applications.
AMS 4117 Heat treatment
The heat treatment process for AMS 4117 involves solution heat treatment and ageing. T5 temper is achieved by artificially ageing the alloy at room temperature after solution heat treatment. Alternatively, T6 temper is achieved by artificially ageing the alloy at 165°C. Solution heat treatment involves heating the material to 540°C, holding it for two to three hours, and quenching it in water. The solution heat treatment enhances the material’s strength and durability, making it an essential aspect of manufacturing.
Conclusion:
AMS 4117 is a typical aluminium alloy with unique features that make it an ideal material for several high-performance applications. The combination of elements in AMS 4117 makes it durable, lightweight, and corrosion-resistant. The alloy’s exceptional mechanical and physical properties make it an essential component in the aerospace, automotive, and electrical industries. Heat treatment is crucial in AMS 4117’s manufacturing process, enhancing the material’s strength and durability. With these features, it’s no wonder that AMS 4117 is becoming increasingly popular in the manufacturing industry as the go-to material for high-performance applications.
A passionate metal industry expert and blogger. With over 5 years of experience in the field, Palak brings a wealth of knowledge and insight to her writing. Whether discussing the latest trends in the metal industry or sharing tips, she is dedicated to helping others succeed in the metal industry.