Waspaloy alloy is a nickel-based superalloy with excellent corrosion resistance and high temperature performance, and is widely used in aerospace, marine, automobile, petrochemical and other fields. This article will introduce the definition, chemical composition, production standard, performance, application range, processing and welding of Waspaloy alloy.
1. Definition and chemical composition of Waspaloy alloy
Waspaloy alloy is a superalloy developed by Hunter Nickel Alloys. It is a nickel-based superalloy whose main components are nickel, cobalt, chromium, molybdenum, aluminum, titanium, etc. The specific chemical composition is as follows:
Nickel (Ni): 50-55%
Cobalt (Co): 18-21%
Chromium (Cr): 18-21%
Molybdenum (Mo): 3-5%
Aluminum (Al): 1.2-1.8%
Titanium (Ti): 1.5-2.5%
Other elements: less than 1%
2. Production standard of Waspaloy alloy
The production standards of Waspaloy alloy include AMS 5544, AMS 5706, AMS 5707, AMS 5708, etc. These standards specify the requirements for the alloy’s chemical composition, mechanical properties, heat treatment process, etc., to ensure that the quality and performance of the alloy meet expectations.
3. Properties of Waspaloy alloy
1. Corrosion resistance: Waspaloy alloy has good corrosion resistance and can withstand the erosion of most chemical environments, including corrosive environments under high temperature and high pressure.
2. High temperature resistance performance: Waspaloy alloy has excellent high temperature performance, can operate stably for a long time under high temperature and high pressure, and can withstand high temperature oxidation, thermal fatigue, creep and other phenomena.
3. Mechanical properties: Waspaloy alloy has high strength, high hardness and tensile properties, as well as good toughness and plasticity, which can meet the mechanical requirements of various high-strength and high-temperature environments.
4. Typical application range of Waspaloy alloy
Waspaloy alloys are widely used in aerospace, shipbuilding, automobile, petrochemical and other fields, mainly in the following fields:
1. Aerospace field: used to manufacture turbine engine blades, turbine discs, combustion chambers, gas turbines, etc.
2. Marine field: used in the manufacture of marine engines, gas turbines, centrifugal pumps, etc.
3. Automotive field: used in the manufacture of engine piston rings, turbochargers, etc.
4. Petrochemical field: used to manufacture high-temperature and high-pressure valves, drilling equipment, high-temperature pipelines, etc.
5. Processing and welding of Waspaloy alloy
1. Hot working: Waspaloy alloy can be formed by hot working, such as forging, rolling, extrusion, etc. During hot working, temperature and deformation need to be well controlled to ensure the mechanical properties and microstructure of the alloy.
2. Cold working: Waspaloy alloy can be cold worked, such as cold drawing, cold rolling, cold working, etc. During the cold working process, it is necessary to pay attention to controlling the amount of deformation and temperature to avoid cracks and brittleness of the alloy.
3. Heat treatment: Waspaloy alloy can be subjected to aging treatment and solution treatment to improve its mechanical properties and microstructure.
4. Machining: Waspaloy alloy can be machined, such as turning, milling, drilling, etc. During the machining process, it is necessary to use suitable tools and coolants to ensure the machining quality and surface quality of the workpiece.
5. Welding: Waspaloy alloy can be TIG (argon arc) welding and electron beam welding under the protection of inert gas. It should be noted that in the welding process, appropriate welding materials and welding processes need to be used so as not to affect the properties and microstructure of the alloy.
6. Recommended welding materials
For the welding of Waspaloy alloy, it is recommended to use ERNiCrCoMo-1 welding wire, which can guarantee the quality of the weld and the performance of the alloy. In addition, welding wires such as ERNiCrMo-3 and ERNiCrMo-10 can also be used for welding.
7. Material specific gravity and available product range of Waspaloy alloy
The material specific gravity of Waspaloy alloy is 8.19g/cm³ and the relative density is 8.19. According to different production standards and processing methods, Waspaloy alloys can be produced into various forms of products such as steel plates, steel pipes, steel rods, forgings, etc., to meet the needs of different fields.
In summary, Waspaloy alloy is a high-performance nickel-based superalloy with excellent corrosion resistance and high temperature performance, and is widely used in aerospace, marine, automotive, petrochemical and other fields. Hunter Nickel Alloy Co., Ltd. specializes in the production of various nickel-based alloys, Hastelloy alloys, and high-temperature alloy materials, and can provide alloy material price consultation and services. During the processing and welding of Waspaloy alloy, it is necessary to strictly control the temperature and deformation to ensure the mechanical properties and microstructure of the alloy. It is recommended to use ERNiCrCoMo-1 welding wire for welding, which can ensure the performance of the alloy and the quality of the weld. Waspaloy alloys can be produced into steel plates, steel pipes, steel rods, forgings and other forms of products to meet the needs of different fields.
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Post time: Aug-26-2023
