Hot Rolled/Forged 45 SAE1045 AISI1045 CK45
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Hot Rolled/Forged 45 SAE1045 AISI1045 CK45
Product Information:
Stock available in annealed and QT condition.
No MOQ for order.
Delivery 7-10 days.
Good tolerance according the the OD.
Staightness could meet 1mm/M per requirement.
Chemical Composition(%)
| Standard | C | Si | Mn | Cr | Ni | P/S ≤ |
| DIN | ≤0.15 | ≤1.0 | ≤2.0 | 18 | 9 | 0.03 |
| GB | ≤0.15 | ≤1.0 | ≤2.0 | 18 | 9 | 0.03 |
Applications of steel bar
Hardware, chemistry, foodstuff, medicine apparatus, making industry, computer or notebook components, etc.
Characteristic of steel bar
High carbon and high chromium, dimensionally stable, ledeburitic 12 % Cr alloyed cold work tool steel, non-deforming, better hardenability, higher cutting capacity and improved wear resistance than 1.2080, low distorsion, good edge holding properties, deep hardening, high compressive strength, high surface hardness after hardening, suitable for air hardening.
Heat Treatment of steel bar
Hardening:84°C
Hardness after tempering (HRC):56
Delivery condition: below HB250
Product Overviews:
| Product Name | Typical Grades | Diameter(mm) | Standard adopted |
| Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
| 40 (1040/S40C/C40) | |||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
| GCr15 (52100/SUJ2/100Gr6) | |||
| GCr9SiMn (A485-Gr.1/SUJ3) | |||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
| 40Cr (5140/SCr440/41Cr4) | |||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | Ø16-Ø600 | |
| 20CrMn(5115/SMnC420/20MnCr5) | |||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
Product Show:
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- Q: What are the main applications of special steel in the defense electronics?
- Special steel is used in defense electronics primarily for its exceptional strength and durability. It is commonly used in the manufacturing of critical components such as missile casings, armor plating, and submarine hulls. Its high resistance to corrosion and extreme temperatures make it suitable for harsh environments, while its electromagnetic shielding properties help protect sensitive electronic equipment from interference. Special steel's unique characteristics ensure the reliability and performance of defense electronics in various military applications.
- Q: How does special steel contribute to the telecommunications aftermarket industry?
- Special steel plays a crucial role in the telecommunications aftermarket industry by providing the necessary materials for the manufacturing and maintenance of various telecommunications equipment. This type of steel is specifically designed to possess exceptional properties, such as high strength, corrosion resistance, and durability, which are essential for the demanding conditions of the telecommunications sector. One of the main contributions of special steel to the telecommunications aftermarket industry is its use in the production of communication towers and transmission structures. These structures need to withstand extreme weather conditions, including strong winds and heavy loads, while also providing reliable support for antennas and other equipment. Special steel is capable of meeting these requirements, ensuring the longevity and stability of communication towers. Furthermore, special steel is extensively used in the manufacturing of cables and wires used in telecommunications systems. These cables need to transmit signals without any loss or interference, and the unique properties of special steel, such as high electrical conductivity and low resistance, make it an ideal material for this purpose. The use of special steel in cables helps maintain the quality and efficiency of telecommunications networks. Another significant contribution of special steel is in the production of equipment enclosures and cabinets. These enclosures provide protection to sensitive electronic components from environmental factors, such as moisture, dust, and extreme temperatures. Special steel, with its corrosion-resistant properties, ensures the longevity and reliability of these enclosures, safeguarding the valuable equipment inside. Moreover, special steel is also utilized in the manufacturing of various components and accessories used in the telecommunications aftermarket industry. These include connectors, brackets, and hardware, which are essential for assembling and maintaining telecommunications equipment. Special steel's high strength and durability make it a preferred choice for these components, ensuring their long-lasting performance. In conclusion, special steel contributes significantly to the telecommunications aftermarket industry by providing the necessary materials for the manufacturing and maintenance of various telecommunications equipment. Its exceptional properties, including high strength, corrosion resistance, and durability, make it an ideal choice for communication towers, cables, enclosures, and various components. By utilizing special steel, the telecommunications industry can ensure the reliability, efficiency, and longevity of its equipment, ultimately benefiting both service providers and end-users.
- Q: What are the common challenges in machining special steel?
- To achieve desired results, effective addressing of several common challenges is necessary when machining special steel. The high hardness and toughness of special steel pose one of the primary challenges. These steels are often alloyed with various elements to enhance their properties, resulting in increased hardness and resistance to wear and corrosion. Consequently, specialized cutting tools and techniques are required to counter increased tool wear and reduced tool life. Another challenge arises from the low thermal conductivity of special steel. Poor heat dissipation properties lead to heat accumulation during machining, which can cause thermal deformation, resulting in dimensional inaccuracies and poor surface finish. Overcoming this challenge and preventing thermal damage necessitates the implementation of proper cooling and lubrication techniques, as well as appropriate cutting speeds and feeds. In addition, the complex microstructures of special steels, stemming from their alloying elements, can lead to uneven material removal and surface finish. Consequently, the machining process becomes more unpredictable and challenging. To ensure consistent and accurate results, careful selection of cutting parameters, tooling, and machining strategies is essential. Furthermore, some special steels may exhibit work hardening tendencies during machining. As the material is cut, it becomes harder and more resistant to further cutting. This work hardening phenomenon escalates cutting forces, tool wear, and diminishes surface finish. To counter this challenge, appropriate cutting speeds, feeds, and tool geometries must be utilized. Lastly, the complexity of composition and the requirement for specialized tooling and equipment contribute to higher manufacturing costs associated with special steels. Selecting suitable cutting tools, fixtures, and machining processes may necessitate additional investment and expertise. Thus, comprehending the specific characteristics and challenges of machining special steel is vital for efficient and cost-effective production.
- Q: What are the different methods for improving the magnetic properties of special steel?
- There are several methods for improving the magnetic properties of special steel, including annealing, alloying, and heat treatment. Annealing involves heating the steel to a specific temperature and then slowly cooling it, which helps to refine the grain structure and reduce magnetic losses. Alloying is another method, where specific elements like nickel or cobalt are added to the steel to enhance its magnetic properties. Heat treatment is also commonly used, involving controlled heating and cooling processes to alter the microstructure and improve magnetic performance.
- Q: What are the different surface cleaning methods for special steel?
- There are several surface cleaning methods for special steel, including mechanical cleaning, chemical cleaning, and electrochemical cleaning. Mechanical cleaning involves using abrasive materials or tools to physically remove dirt, rust, or other contaminants from the steel's surface. Chemical cleaning involves using specialized cleaning agents or solvents to dissolve and remove any unwanted substances. Electrochemical cleaning utilizes an electric current and specific electrolytes to remove dirt and corrosion from the steel's surface. Each method has its advantages and is chosen based on the specific requirements and condition of the special steel.
- Q: Can special steel be used in the production of kitchen utensils?
- Yes, special steel can be used in the production of kitchen utensils. Special steel, such as stainless steel, offers excellent durability, corrosion resistance, and hygiene, making it a popular choice for kitchen utensils. It can withstand high temperatures, resist staining, and is easy to clean, making it suitable for various cooking and food preparation tasks.
- Q: Can special steel be used in the computer manufacturing industry?
- Yes, special steel can be used in the computer manufacturing industry. It is commonly used for various applications such as computer casings, hard drive components, and heat sinks due to its strength, durability, and thermal conductivity properties.
- Q: How are magnesium alloys used in lightweight structures?
- Magnesium alloys are used in lightweight structures due to their exceptional strength-to-weight ratio. These alloys offer high strength and stiffness while being significantly lighter than other metals like steel or aluminum. This makes them ideal for applications in sectors such as aerospace, automotive, and sports equipment, where weight reduction is crucial without compromising structural integrity. Additionally, magnesium alloys possess good vibration damping properties, corrosion resistance, and excellent machinability, making them even more advantageous for lightweight structure design.
- Q: How does special steel perform in cryogenic corrosion resistance?
- Special steel has excellent performance in cryogenic corrosion resistance. It is specifically designed to withstand low temperatures and resist the corrosive effects of cryogenic substances. This type of steel exhibits minimal degradation, maintaining its structural integrity and preventing corrosion, even in extreme cold environments.
- Q: How does special steel contribute to the manufacturing of cutting blades for industrial machines?
- Special steel plays a crucial role in the manufacturing of cutting blades for industrial machines due to its unique properties and composition. Firstly, special steel exhibits exceptional hardness, which is essential for cutting blades to withstand the high pressure and abrasion that occurs during industrial cutting operations. This hardness ensures that the blades remain sharp for extended periods, minimizing the need for frequent replacement and reducing downtime in manufacturing processes. Moreover, special steel offers remarkable toughness, allowing cutting blades to endure heavy loads and resist chipping or breaking. This is particularly important in industrial settings where cutting blades are subjected to intense forces and must maintain their integrity to ensure efficient and reliable cutting operations. Additionally, special steel has excellent resistance to corrosion and wear, making it an ideal material for cutting blades used in harsh environments, such as those involving exposure to chemicals, extreme temperatures, or abrasive materials. This corrosion resistance prolongs the lifespan of the cutting blades, reducing maintenance costs and enhancing overall productivity. Furthermore, special steel can be customized to meet specific requirements, allowing the manufacturing of cutting blades with precise dimensions, shapes, and cutting angles. This customization ensures that the blades are tailored to the unique needs of different industrial machines and applications, optimizing cutting performance and efficiency. In summary, special steel contributes significantly to the manufacturing of cutting blades for industrial machines by providing excellent hardness, toughness, corrosion resistance, and customization options. These properties enhance the durability, reliability, and efficiency of cutting operations, ultimately leading to improved productivity and reduced costs in industrial manufacturing processes.
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Hot Rolled/Forged 45 SAE1045 AISI1045 CK45
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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