AMS 4172 is a specification for a specific type of steel alloy commonly used in various industrial applications. This steel alloy is known for its excellent strength, durability, and versatility, making it an ideal choice for various applications. In this blog post, we will examine the composition of AMS 4172, its physical and mechanical properties, uses, hardness, and heat treatment methods.
What is AMS 4172?
AMS 4172 (also known as 6061 Aluminum Alloy) is a rigid quality standard for detergents and cleaning agents used in the aviation industry. This standard ensures qualified suppliers test and certifies cleaning agents, producing safe and effective aircraft-use products. AMS 4172 is particularly important in maintaining the cleanliness of critical aircraft systems for appearance, safety, and function. The aviation industry is a highly regulated field, and AMS 4172 is just one example of how the industry ensures the safety and reliability of air travel. As a customer, you can rest assured knowing that any cleaning agents used on an aircraft have met this rigorous standard.
What Forms is AMS 4172 Available at Piping Mart?
- Pipes
- Tubing
- Sheet Plates
- Pipe Fittings
- Forged Fittings
AMS 4172 Composition
AMS 4172 steel is an alloy of Iron, Carbon, Manganese, Silicon, Chromium, Nickel, Molybdenum, and Vanadium. The carbon content in this alloy is typically between 0.70 and 0.80%, which makes it a high-carbon steel alloy. The presence of other elements, including chromium, nickel, and molybdenum, helps to improve the alloy’s strength, hardness, and resistance to corrosion.
| Element | Content (%) |
|---|---|
| Aluminium / Aluminum, Al | 97.9 |
| Magnesium, Mg | 1 |
| Silicon, Si | 0.60 |
| Copper, Cu | 0.28 |
| Chromium, Cr | 0.20 |
AMS 4172 Physical Properties
The physical properties of AMS 4172 steel are noteworthy for several reasons. Its density is relatively high, at around 7.85 grams per cubic centimetre. Furthermore, its temperature range is quite wide, with a melting point of around 1425-1510 °C and a boiling point of around 2600-2800 °C. Additionally, this alloy exhibits good thermal conductivity, making it ideal for high-temperature applications.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 2.7 g/cm3 | 0.0975 lb/in3 |
| Melting point | 588°C | 1090°F |
AMS 4172 Mechanical Properties
The mechanical properties of AMS 4172 steel make it an excellent option for a wide range of industrial applications. This alloy has a tensile strength of around 1230 MPa, a yield strength of around 940 MPa, and an elongation of around 10-12%. It also exhibits excellent toughness and can withstand high-stress levels without breaking or cracking.
| 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 4172 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 4172 Uses
AMS 4172 steel is commonly used in the aerospace and automotive industries and in manufacturing high-strength bolts and fasteners. It is also used to construct high-pressure vessels, boilers, and heat exchangers. Additionally, this alloy is used to produce cutting tools, engine components, and other high-stress parts.
AMS 4172 Hardness
The hardness of AMS 4172 steel can be improved through heat treatment. Specifically, this alloy can be hardened by quenching in oil or water and then tempered to improve its ductility and toughness. Generally, the hardness range for AMS 4172 is between 35-50 HRC, making it an ideal option for applications that must withstand high stress and wear levels.
AMS 4172 Heat treatment
Heat treatment is an essential process to optimize the properties of AMS 4172 steel. Quenching in oil or water is the primary heat treatment process, followed by tempering at temperatures between 500-700 degrees Celsius. When properly heat-treated, AMS 4172 steel can achieve excellent mechanical resistance, high strength and toughness, excellent wear resistance, and corrosion resistance.
Conclusion
AMS 4172 is a high-strength steel alloy that is commonly used in a range of industrial applications. Understanding the composition, physical and mechanical properties, use, hardness, and heat treatment methods can help you to utilize them effectively. As high-carbon steel, it exhibits excellent strength and durability, making it an excellent option for parts and components that must withstand high levels of stress and wear. This alloy steel can achieve its full potential and provide tremendous value in various applications by following the proper heat treatment methods.
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