| Quantity: | |
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C: 0.55%-0.65%
Si: 1.7%-2.2%
Mn: 0.65%-1.1%
P：≤0.03%
S：≤0.03%
Cr: ≤0.20% (residual element)
Ni: ≤0.25% (residual element)
Cu: ≤0.35% (residual element)
Mo: ≤0.06% (residual element)
Tensile strength (σb): 115-234 MPa
Yield strength (σ0.2): ≥23 MPa
Elongation (δ5): ≥65%
Brinell hardness (HBS): 123-321
Rockwell hardness (HRC): 30
Bright steel is a high - quality steel product that stands out for its superior surface finish, dimensional accuracy, and enhanced mechanical properties. Produced through a specialized cold - drawing or cold - rolling process, bright steel undergoes precise shaping and finishing to meet strict quality standards.
This process not only gives the steel a smooth, bright surface but also refines its microstructure, resulting in improved strength, hardness, and machinability. Bright steel is widely used in industries where precision components are required, offering a reliable and cost - effective solution for manufacturing parts with tight tolerances and high - quality surface requirements.
1. Exceptional Surface Finish: The most notable feature of bright steel is its excellent surface finish. The cold - drawing or cold - rolling process removes surface imperfections, leaving the steel with a smooth, shiny surface that is free from scale, rust, and other blemishes. This smooth surface not only enhances the aesthetic appeal of the steel but also reduces friction, making it suitable for applications where surface smoothness is critical, such as in the production of bearings, shafts, and fasteners.
2. High Dimensional Accuracy: Bright steel is manufactured to extremely tight dimensional tolerances, ensuring consistent and accurate dimensions throughout the length of the product. This high level of precision allows manufacturers to produce components that fit together perfectly, reducing the need for additional machining or finishing operations. Whether it's a small pin or a large shaft, bright steel provides the dimensional accuracy required for precise assembly and reliable performance in various mechanical systems.
3. Improved Mechanical Properties: The cold - working process involved in producing bright steel enhances its mechanical properties. It increases the steel's strength, hardness, and tensile strength, making it more suitable for applications that require high - performance materials. Additionally, the refined microstructure of bright steel improves its machinability, allowing for faster and more efficient machining operations. This combination of improved mechanical properties and machinability makes bright steel a popular choice for manufacturing components that need to withstand heavy loads and rigorous operating conditions.
4. Cost - Effective Solution: Despite its high - quality characteristics, bright steel offers a cost - effective solution for many manufacturing applications. The tight dimensional tolerances and excellent surface finish reduce the amount of material waste and the need for secondary machining operations, saving both time and cost in the production process. Additionally, the improved machinability of bright steel allows for faster production cycles, further contributing to cost savings.
1. Automotive Components: In the automotive industry, bright steel is used for the production of various components, including engine parts, transmission components, and steering systems. The high dimensional accuracy and excellent surface finish of bright steel ensure precise fit and smooth operation of these components. For example, bright steel shafts are used in engines to transmit power, and their smooth surface reduces friction, improving engine efficiency. The strength and durability of bright steel also make it suitable for components that are subject to high stress and wear, such as gears and connecting rods.
2. Electrical and Electronics Industry: In the electrical and electronics sector, bright steel is used for manufacturing components such as screws, bolts, and connectors. The smooth surface of bright steel is important for electrical contacts, as it reduces the risk of oxidation and ensures reliable electrical connections. Additionally, the high dimensional accuracy of bright steel allows for the production of small, precise components that are essential in modern electronic devices, such as smartphones, laptops, and tablets.
3. General Machinery and Equipment: Bright steel is widely used in the manufacturing of general machinery and equipment, including pumps, valves, and conveyor systems. The precision and reliability of bright steel components contribute to the overall performance and longevity of these machines. For example, in a pump, bright steel shafts and impellers need to have precise dimensions and a smooth surface to ensure efficient fluid transfer. The strength and durability of bright steel also make it suitable for components that are exposed to harsh operating conditions, such as high pressure and temperature.
C: 0.55%-0.65%
Si: 1.7%-2.2%
Mn: 0.65%-1.1%
P：≤0.03%
S：≤0.03%
Cr: ≤0.20% (residual element)
Ni: ≤0.25% (residual element)
Cu: ≤0.35% (residual element)
Mo: ≤0.06% (residual element)
Tensile strength (σb): 115-234 MPa
Yield strength (σ0.2): ≥23 MPa
Elongation (δ5): ≥65%
Brinell hardness (HBS): 123-321
Rockwell hardness (HRC): 30
Bright steel is a high - quality steel product that stands out for its superior surface finish, dimensional accuracy, and enhanced mechanical properties. Produced through a specialized cold - drawing or cold - rolling process, bright steel undergoes precise shaping and finishing to meet strict quality standards.
This process not only gives the steel a smooth, bright surface but also refines its microstructure, resulting in improved strength, hardness, and machinability. Bright steel is widely used in industries where precision components are required, offering a reliable and cost - effective solution for manufacturing parts with tight tolerances and high - quality surface requirements.
1. Exceptional Surface Finish: The most notable feature of bright steel is its excellent surface finish. The cold - drawing or cold - rolling process removes surface imperfections, leaving the steel with a smooth, shiny surface that is free from scale, rust, and other blemishes. This smooth surface not only enhances the aesthetic appeal of the steel but also reduces friction, making it suitable for applications where surface smoothness is critical, such as in the production of bearings, shafts, and fasteners.
2. High Dimensional Accuracy: Bright steel is manufactured to extremely tight dimensional tolerances, ensuring consistent and accurate dimensions throughout the length of the product. This high level of precision allows manufacturers to produce components that fit together perfectly, reducing the need for additional machining or finishing operations. Whether it's a small pin or a large shaft, bright steel provides the dimensional accuracy required for precise assembly and reliable performance in various mechanical systems.
3. Improved Mechanical Properties: The cold - working process involved in producing bright steel enhances its mechanical properties. It increases the steel's strength, hardness, and tensile strength, making it more suitable for applications that require high - performance materials. Additionally, the refined microstructure of bright steel improves its machinability, allowing for faster and more efficient machining operations. This combination of improved mechanical properties and machinability makes bright steel a popular choice for manufacturing components that need to withstand heavy loads and rigorous operating conditions.
4. Cost - Effective Solution: Despite its high - quality characteristics, bright steel offers a cost - effective solution for many manufacturing applications. The tight dimensional tolerances and excellent surface finish reduce the amount of material waste and the need for secondary machining operations, saving both time and cost in the production process. Additionally, the improved machinability of bright steel allows for faster production cycles, further contributing to cost savings.
1. Automotive Components: In the automotive industry, bright steel is used for the production of various components, including engine parts, transmission components, and steering systems. The high dimensional accuracy and excellent surface finish of bright steel ensure precise fit and smooth operation of these components. For example, bright steel shafts are used in engines to transmit power, and their smooth surface reduces friction, improving engine efficiency. The strength and durability of bright steel also make it suitable for components that are subject to high stress and wear, such as gears and connecting rods.
2. Electrical and Electronics Industry: In the electrical and electronics sector, bright steel is used for manufacturing components such as screws, bolts, and connectors. The smooth surface of bright steel is important for electrical contacts, as it reduces the risk of oxidation and ensures reliable electrical connections. Additionally, the high dimensional accuracy of bright steel allows for the production of small, precise components that are essential in modern electronic devices, such as smartphones, laptops, and tablets.
3. General Machinery and Equipment: Bright steel is widely used in the manufacturing of general machinery and equipment, including pumps, valves, and conveyor systems. The precision and reliability of bright steel components contribute to the overall performance and longevity of these machines. For example, in a pump, bright steel shafts and impellers need to have precise dimensions and a smooth surface to ensure efficient fluid transfer. The strength and durability of bright steel also make it suitable for components that are exposed to harsh operating conditions, such as high pressure and temperature.
