Inconel 182 is a high-temperature alloy welding material with excellent corrosion resistance and high-temperature performance, which is widely used in aerospace, petrochemical, nuclear industry and other fields. This article will introduce the definition of Inconel 182, chemical composition, production standards, performance, scope of application, processing and welding.
First, the definition and chemical composition of Inconel 182
Inconel 182 is a nickel-based alloy welding material, the main components are nickel, chromium, iron, molybdenum, titanium and so on. The specific chemical composition is as follows:
Nickel (Ni): 58-64 %
Chromium (Cr): 20-23%
Iron (Fe): 3-5%
Molybdenum (Mo): 8-10%
Titanium (Ti): 1.5-2.5 %
Other elements: less than 1%
II. Production standards of Inconel 182
Production standards for Inconel 182 include AWS A5.14 ERNiCr-3, ASME SFA 5.14 ERNiCr-3, etc. These standards specify the chemical composition of the alloy. These standards specify the chemical composition, mechanical properties, heat treatment process and other aspects of the alloy to ensure that the quality and performance of the alloy meets expectations.
Third, the performance of Inconel 182
1. Corrosion resistance: Inconel 182 has good corrosion resistance, can withstand most of the chemical environment, including high temperature and high pressure corrosive environment.
2. High-temperature performance: Inconel 182 has excellent high-temperature performance, can be at high temperatures and high pressures in long-term stable operation, resistant to high-temperature oxidation, thermal fatigue, creep and other phenomena.
3. Mechanical properties: Inconel 182 has high strength, high hardness and tensile properties, as well as good toughness and plasticity, can meet a variety of high strength, high temperature environment mechanical requirements.
IV. Typical application scope of Inconel 182
Inconel 182 is widely used in aerospace, petrochemical, nuclear industry and other fields, which are mainly used in the following areas:
1. Aerospace field: used in the manufacture of turbine engine blades, turbine disks, combustion chambers, gas turbines, etc.
2. Petrochemical field: used in the manufacture of high-temperature and high-pressure valves, drilling equipment, high-temperature pipelines, etc.
3. nuclear industry: used in the manufacture of nuclear reactor pressure vessel, nuclear fuel components, nuclear pumps, etc..
V. Inconel 182 processing and welding
1. Thermal processing: Inconel 182 can be shaped by thermal processing, such as forging, rolling, extrusion and so on. In the hot working process, the temperature and deformation need to be controlled to ensure the mechanical properties and microstructure of the alloy.
2. Cold working: Inconel 182 can be cold worked, such as cold drawing, cold rolling, cold working and so on. In the process of cold working, attention needs to be paid to controlling the deformation amount and temperature to avoid cracks and brittle phenomenon of the alloy.
3. Heat treatment: Inconel 182 can be subjected to aging treatment and solid solution treatment to improve its mechanical properties and microstructure.
4. Machining: Inconel 182 can be machined, such as turning, milling, drilling and so on. In the machining process, it is necessary to use the appropriate tool and coolant to ensure the quality of machining and the surface quality of the workpiece.
5. Welding: Inconel 182 can be TIG (argon arc) welding and electron beam welding under inert gas protection. It should be noted that in the welding process, the need to use the appropriate welding materials and welding process, so as not to affect the performance of the alloy and microstructure.
Six, recommended welding materials
For Inconel 182 welding, it is recommended to use the same or similar chemical composition of the welding material, such as ERNiCr-3 and ENiCrFe-3. These welding materials have good welding performance and mechanical properties, and can form a good weld with Inconel 182 alloy.
VII. Material specific gravity and available product range
Inconel 182 material specific gravity of 8.14 g/cm³, density, commonly used in the manufacture of high-strength, high-temperature environment parts and components. At present, the product range of Inconel 182 alloy includes tubes, plates, rods, wires, welding wires, etc., which can meet the requirements of various high-strength, high-temperature environment.
In summary, Inconel 182 is a high-temperature alloy welding material with excellent corrosion resistance and high-temperature performance, which is widely used in aerospace, petrochemical, nuclear industry and other fields. In the process of use, attention needs to be paid to controlling the temperature and deformation during processing and welding to ensure the mechanical properties and microstructure of the alloy. It is recommended to use the same or similar chemical composition of the welding material for welding.The product range of Inconel 182 alloy includes pipes, plates, rods, wires, welding wires, etc., which can meet the requirements of various high-strength, high-temperature environment.
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Post time: Aug-12-2023
