Title: 35Cr26Ni12Si: Composition Analysis, Application Fields, Mechanical Properties, Physical Properties and Material Advantages in Detail.
I. Introduction. As a high-temperature alloy material, 35Cr26Ni12Si stainless steel has an irreplaceable position in many industries due to its superior performance and wide application prospects. This article will analyze the composition of 35Cr26Ni12Si stainless steel, and introduce its application fields, mechanical properties, physical properties and material advantages in detail, so as to help readers have a more comprehensive understanding of this stainless steel.
2. Composition analysis of 35Cr26Ni12Si stainless steel.
35Cr26Ni12Si stainless steel is a nickel-based superalloy whose main components include chromium (Cr), nickel (Ni), silicon (Si), and carbon (C). Among them, chromium and nickel are the alloying elements of this stainless steel, and silicon and carbon play a certain role in strengthening. The following is the range of elemental content of 35Cr26Ni12Si stainless steel:
Chromium (CR): 25% -28%.
Nickel (Ni): 11% -13%.
Silicon (Si): 10% -2.5%
Carbon (c): 015% -0.25%
In addition, 35Cr26Ni12Si stainless steel also contains a large amount of manganese (MN), phosphorus (P), sulfur (S) and other elements. The combination of these elements makes 35Cr26Ni12Si stainless steel have good high temperature strength, oxidation resistance, corrosion resistance and welding performance.
Third, the field of application.
3526Ni12Si stainless steel is widely used in the following fields due to its unique properties:
1.Aerospace: used in the manufacture of aircraft engine components, combustion chambers, turbine blades and other components in high temperature and high pressure environments.
2.Industry: used in the manufacture of steam generators, heaters, condensers and other equipment for nuclear power plants.
3.Petrochemical: furnace tubes, heat exchangers, reactors, etc., used in the manufacture of oil refining equipment.
4.Medical devices: used to manufacture surgical instruments, artificial joints and other products with high biocompatibility requirements.
5.High-temperature furnace materials: used to manufacture high-temperature furnace chamber, furnace bottom, radiant plate and other components.
Fourth, mechanical properties.
35Cr26Ni12Si stainless steel has high strength and hardness, and has good toughness and plasticity. Its mechanical properties are as follows:
1.Tensile strength: 785 MPa
2.Yield strength: 440 MPa
3.Elongation: 25%.
4.Impact power: 47 J (20 ).
5. Physical properties The physical properties of 5Cr26Ni2Si stainless steel are as follows:
1.Melting Point: about 1300
2.Density: about 80 g/cm³
3.Thermal conductivity: approx. 16 W (m·k).
4.Conductivity: approx. 10 IACS (20).
Sixth, material advantages.
1.High strength at high temperature: 35Cr26Ni12Si stainless steel has high strength and hardness in high temperature environment, and can withstand high loads.
2.Good oxidation resistance: 35Cr26Ni12Si stainless steel has good oxidation resistance and can resist oxidation corrosion in high temperature environments.
3.Good corrosion resistance: 35Cr26Ni12Si stainless steel has good corrosion resistance and can resist the erosion of a variety of acid, alkali, salt and other corrosive media.
4.Good welding performance: 35Cr26Ni12Si stainless steel has good welding performance and can be welded by a variety of welding methods.
5.Good compatibility: 3Cr26Ni1Si stainless steel has good biocompatibility and is suitable for medical devices and other fields.
VII. Conclusion. 35Cr26Ni12Si stainless steel has become an indispensable material in many high-temperature and high-pressure environments due to its superior performance and wide range of applications. Through the introduction of this paper, we can understand the composition, application field, mechanical properties, physical properties and material advantages of 35Cr26Ni12Si stainless steel, which provides a strong reference for future engineering applications.