• Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar System 1
  • Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar System 2
  • Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar System 3
Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar

Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
28 m.t.
Supply Capability:
34000 m.t./month

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 Product Description:

 

Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar

 

Product Details of Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar:

 

1. Material: Alloy structural steels, carbon structure steels, alloy tool and model steels,etc.

2. Process: EAF + LF + VD + Forged + Heat Treatment (optional) 
3. Delivery condition:Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) 
4.Technical Data: Chemical Composition, Physical Properties and Mechanical Testing. 

5. Test: Ultrasonic test according to SEP 1921-84 3C/c.

 

Chemical Composition of Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar:

C

Si

Mn

P

S

Cr

45Cr

0.42-0.49

0.17-0.37

0.6-0.9

Max0.035

Max0.035

0.3

0.4

S45C

0.42-0.48

0.15-0.35

0.6-0.9

Max0.030

Max0.035

1045

0.43-0.5

0.15-0.35

0.6-0.9

Max0.030

Max0.050

 

Application of Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar:

 

1 Can be used in many fields such as building, automobile, shipbuilding, 

petrochemical, machinery, medicine, food, electric power, energy, space, building 

and decoration, etc.

2 Can be made into mould template, mortise pin, column

3 This kind of steel have good mechanical property, is widely used in structural parts 

4 which may support stress alternation, especially made into some connecting 

rods, bolts, wheel gear...

5 This kind of steel is the most common blanks and materials of shaft part 

 

Images of Round Bar SAE 1045, AISI 1045,CK45, 1.119,S45C Hot Rolled Round Bar

 

 

Q: Can steel round bars be used for making molds?
While steel round bars can be utilized in mold production, they may not be the most customary or optimal choice of material. Typically, steel round bars find application in structural or support roles. In the realm of mold fabrication, other materials such as silicone, aluminum, or specific steel molds are generally favored. These alternatives provide superior resistance to heat, flexibility, and convenience for molding purposes. Nevertheless, if the steel round bars are appropriately machined, shaped, and treated, they can still serve in fashioning uncomplicated molds for specific applications. However, prior to employing steel round bars, it is crucial to consider the mold's specific requirements, including the material being molded, the temperature and pressure conditions, and the desired final product finish.
Q: Can steel round bars be heat treated to improve their mechanical properties?
Yes, steel round bars can be heat treated to improve their mechanical properties. Heat treatment is a process that involves heating the steel to a specific temperature, holding it at that temperature for a certain period of time, and then cooling it rapidly or slowly. This process can alter the microstructure of the steel, resulting in changes to its hardness, strength, toughness, and other mechanical properties. There are several types of heat treatment processes that can be used on steel round bars, depending on the desired outcome. For example, annealing is a heat treatment process that involves heating the steel to a specific temperature and then slowly cooling it. This process helps to relieve internal stresses in the steel, improve its ductility, and make it easier to machine. Another common heat treatment process is quenching and tempering. This involves heating the steel to a specific temperature and then rapidly cooling it, usually by immersing it in a quenching medium such as oil or water. This rapid cooling process helps to harden the steel, making it stronger and more resistant to wear and abrasion. After quenching, the steel is often tempered by reheating it to a lower temperature, which helps to reduce its brittleness and improve its toughness. In addition to annealing and quenching and tempering, other heat treatment processes such as normalizing, case hardening, and precipitation hardening can also be used to improve the mechanical properties of steel round bars. These processes involve different heating and cooling techniques, and are used to achieve specific outcomes based on the desired properties of the steel. Overall, heat treatment is a versatile and effective method for improving the mechanical properties of steel round bars. By carefully controlling the heating and cooling process, it is possible to achieve significant improvements in hardness, strength, toughness, and other properties, making the steel suitable for a wide range of applications.
Q: What are the advantages of using aluminum-silicon alloy steel round bars?
There are several advantages of using aluminum-silicon alloy steel round bars: 1. Lightweight: Aluminum is a lightweight material, and when alloyed with silicon, it further enhances the strength-to-weight ratio, making the round bars lighter and easier to handle. This is particularly beneficial in applications where weight reduction is crucial, such as aerospace and automotive industries. 2. High strength: Aluminum-silicon alloy steel round bars possess excellent mechanical properties, including high tensile strength and good yield strength. This allows them to withstand heavy loads and provide structural integrity in various applications. 3. Corrosion resistance: Aluminum-silicon alloy steel round bars offer good corrosion resistance, especially in environments where moisture or chemicals are present. This makes them suitable for applications where exposure to harsh conditions or corrosive substances is a concern. 4. Thermal conductivity: Aluminum-silicon alloy steel round bars have excellent thermal conductivity, which allows for efficient heat transfer. This property is particularly advantageous in industries such as heat exchangers, where effective thermal management is essential. 5. Machinability: Aluminum-silicon alloy steel round bars are relatively easy to machine, allowing for precise shaping and forming. This makes them ideal for applications where intricate designs or specific dimensions are required. 6. Cost-effectiveness: Compared to other materials, aluminum-silicon alloy steel round bars offer a cost-effective solution due to their relatively low production and maintenance costs. This makes them a popular choice in various industries, including construction, automotive, and manufacturing. 7. Recyclability: Aluminum-silicon alloy steel round bars are highly recyclable, which is crucial in today's environmentally conscious world. Recycling aluminum-silicon alloys requires significantly less energy compared to primary production, making them a sustainable choice. Overall, the advantages of using aluminum-silicon alloy steel round bars include their lightweight nature, high strength, corrosion resistance, thermal conductivity, machinability, cost-effectiveness, and recyclability. These properties make them a versatile material for a wide range of applications across different industries.
Q: What are the different types of steel round bar finishes?
There are several different types of steel round bar finishes available, each with its own unique properties and benefits. Some common types of steel round bar finishes include: 1. Hot Rolled: This finish is achieved by heating the steel to a high temperature and then rolling it while it is still hot. Hot rolled steel round bars have a rough surface and a blue-grey color. This finish is commonly used for structural applications where aesthetics are not a priority. 2. Cold Rolled: In contrast to hot rolled steel, cold rolled steel round bars are processed at room temperature. This results in a smoother surface and tighter dimensional tolerances. Cold rolled steel round bars are often used in applications that require a more polished look or where precise measurements are essential. 3. Turned and Polished: This finish involves removing the outer layer of the steel round bar through a process called turning. After turning, the bar is polished to achieve a smooth and shiny surface. Turned and polished steel round bars are commonly used in decorative applications or where a high-quality appearance is desired. 4. Ground: Ground steel round bars undergo a grinding process to remove imperfections and achieve a smooth, uniform surface. This finish is often used when tight tolerances and precise measurements are required, such as in machine parts or tools. 5. Chrome Plated: Chrome plating involves applying a layer of chromium onto the surface of the steel round bar. This finish provides enhanced corrosion resistance and a lustrous appearance. Chrome plated steel round bars are frequently used in applications where the material will be exposed to moisture or harsh environments. 6. Galvanized: Galvanizing is the process of coating steel with a layer of zinc to protect it from corrosion. Galvanized steel round bars have a characteristic silver appearance and are commonly used in outdoor applications or environments where rust is a concern. These are just a few examples of the different types of steel round bar finishes available. The choice of finish will depend on the specific requirements of the application, such as aesthetics, corrosion resistance, or dimensional tolerances.
Q: Can steel round bars be painted or coated?
Yes, steel round bars can be painted or coated. Painting or coating steel round bars is a common practice to enhance their appearance, protect them from corrosion, and provide additional functionality. The process typically involves cleaning the surface of the bars to remove any dirt, grease, or rust, and then applying a primer or base coat followed by a topcoat or finish. The type of paint or coating used will depend on the specific requirements of the application, such as the desired color, level of protection, or resistance to environmental conditions. Additionally, certain coatings can provide specific properties like anti-slip, heat resistance, or chemical resistance. Overall, painting or coating steel round bars is an effective way to improve their aesthetics and durability.
Q: How are steel round bars tested for tensile strength?
Steel round bars are tested for tensile strength through a process called tensile testing. This involves pulling the bar until it breaks, while measuring the amount of force applied. The results are then used to determine the maximum load the bar can withstand before fracturing, providing an indication of its tensile strength.
Q: What is the red hardness of a steel round bar?
The ability of a steel round bar to maintain its hardness and resistance to deformation at high temperatures is known as its red hardness. It indicates the steel's capacity to retain its strength and hardness when exposed to heat. Steels with higher carbon content typically demonstrate greater red hardness. This characteristic is crucial in situations where the steel is exposed to elevated temperatures, like in forging or heat-treating processes. Determining the red hardness of a steel round bar involves conducting different tests and measurements, including hardness testing at varying temperatures or assessing the steel's microstructure.
Q: Can steel round bars be hardened?
Yes, steel round bars can be hardened through various heat treatment processes such as quenching and tempering. This can significantly increase their strength and durability.
Q: How do steel round bars perform under vibration or resonance?
Steel round bars have excellent performance under vibration or resonance due to their high strength and stiffness. They are able to withstand and absorb vibrations, minimizing the risk of failure or damage. Additionally, steel round bars possess good damping properties, which helps in dissipating energy and reducing the amplitude of vibrations, resulting in improved stability and reduced noise levels.
Q: How are steel round bars used in the manufacturing of agricultural implements?
Steel round bars are commonly used in the manufacturing of agricultural implements due to their strength and durability. These bars are used as a primary material for constructing various components of agricultural tools such as plows, cultivators, tillers, and harrows. The high tensile strength of steel round bars allows these implements to withstand the rigorous demands of agricultural operations, ensuring long-lasting performance and efficient use in the field.

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