• Hot Rolled 12mm Steel Rod Price  Steel Round Bars System 1
  • Hot Rolled 12mm Steel Rod Price  Steel Round Bars System 2
  • Hot Rolled 12mm Steel Rod Price  Steel Round Bars System 3
  • Hot Rolled 12mm Steel Rod Price  Steel Round Bars System 4
Hot Rolled 12mm Steel Rod Price  Steel Round Bars

Hot Rolled 12mm Steel Rod Price Steel Round Bars

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
33 m.t.
Supply Capability:
2000000 m.t./month

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Description of steel round bar:

(1) Thickness of not more than 2MM sheet, efficient blanking die, punch die and pressure die etc.

(2) All kinds of scissors, inserts, woodworking blade.

(3) Thread rolling die and wear-resistant slider.

(4) Cold Heading Die, thermosetting resin molding.

(5) Molding in deep drawing cold extrusion dies. it has good strength and good comprehensive mechanical properties.The process is good.


 Festures of steel round bar:

4340 Forged Round Steel Bar 
1.Dia 80-800mm Length:2000-13000mm or as required 
2.Technique:Forged 
3.Delivery Time:45 days 

 

Specifications of steel round bar:

   Round bar 

Diameter(mm)

   Length (mm)


     10~800

   2000~5800


   plate/sheet    

Thickness(mm)   

    Width (mm)       

  Length (mm)    

     10~800

     80~2300

   2000~5800

 

 

Images of steel round bar:

Hot Rolled 12mm Steel Rod Price  Steel Round Bars

FAQ:                                               

1. What is your package?

Packing situation: standard seaworthy packing or as customer required.

2. How long is the lead time?

Delivery time: 45 days after order confirmed.

3. What  payment term do you accept?

Payment: T/T or L/C at sight.

Q:How do you prevent steel round bars from warping during machining?
To prevent steel round bars from warping during machining, there are several measures that can be taken: 1. Proper material selection: Choose steel round bars with low residual stress and uniform internal structure. This can minimize the chances of warping during machining. 2. Pre-machining stress relief: Subject the steel round bars to stress-relieving heat treatment before machining. This process helps to release any internal stress and stabilize the material, reducing the likelihood of warping. 3. Adequate machine setup: Ensure that the machine used for machining the steel round bars is properly calibrated and aligned. Any misalignment or imbalance can induce stress and cause warping. Regular maintenance and inspection of the machine's components are essential. 4. Proper cooling techniques: During the machining process, use appropriate cooling methods to control the temperature. Excessive heat buildup can lead to thermal distortion and warping. Lubricants and coolants can be employed to dissipate heat effectively and maintain stable machining conditions. 5. Using the right cutting tools: Employ high-quality cutting tools that are specifically designed for machining steel. Dull or incorrect tools can generate excessive heat and cause warping. Regular tool inspection and replacement are necessary to ensure optimal performance. 6. Appropriate cutting parameters: Adjust the cutting parameters such as cutting speed, feed rate, and depth of cut to suitable levels for the specific steel grade and machining operation. Improper cutting parameters can generate excessive heat and contribute to warping. 7. Minimize interrupted cuts: Avoid interrupted cuts whenever possible, as they can induce stress concentrations and increase the likelihood of warping. If interrupted cuts are necessary, use proper tool entry and exit strategies to minimize stress points. 8. Post-machining stress relief: After machining, subject the steel round bars to stress-relieving heat treatment again to relieve any residual stresses induced during the machining process. This step can help to further minimize warping. By following these preventive measures, the risk of steel round bars warping during machining can be significantly reduced, ensuring high-quality and accurate machined components.
Q:Are steel round bars available in different lengths?
Indeed, there is a variety of lengths for steel round bars. These bars are designed in diverse lengths to cater to various needs and applications. The range of lengths may differ depending on the supplier or manufacturer. Typically, steel round bars are commonly available in lengths between 6 and 12 feet. However, it is also possible to acquire custom lengths through special requests. This wide range of options grants more flexibility in construction and fabrication projects, as it facilitates the ability to cut or modify the bars according to specific requirements.
Q:Are steel round bars suitable for use in the manufacturing of fittings?
Yes, steel round bars are suitable for use in the manufacturing of fittings. Steel round bars offer several advantages that make them a preferred choice for fittings manufacturing. Firstly, steel is known for its excellent strength and durability, making it ideal for creating reliable and long-lasting fittings. Steel round bars are capable of withstanding heavy loads and high pressure, ensuring that the fittings can perform effectively in various applications. Additionally, steel round bars are highly versatile and can be easily shaped and formed into different fittings designs. This flexibility allows manufacturers to create fittings that meet specific requirements and dimensions, ensuring a perfect fit for various systems and structures. Moreover, steel is resistant to corrosion, which is essential for fittings that may come into contact with moisture or other corrosive substances. The anti-corrosion properties of steel ensure that fittings maintain their integrity and functionality over time, even in harsh environments. Furthermore, steel round bars are readily available in a wide range of sizes, grades, and finishes, providing manufacturers with ample options to meet different specifications and design preferences. In conclusion, steel round bars are a suitable choice for use in the manufacturing of fittings due to their strength, durability, versatility, corrosion resistance, and availability. These attributes make steel round bars a reliable and efficient material for creating high-quality fittings that can withstand various operating conditions and provide long-lasting performance.
Q:Can steel round bars be extruded?
No, steel round bars cannot be extruded. Extrusion is a manufacturing process mainly used for creating objects with a fixed cross-sectional profile. Steel round bars are typically produced through hot rolling or cold drawing methods.
Q:Can steel round bars be used for making universal joints?
Yes, steel round bars can be used for making universal joints. Steel round bars are commonly used in the manufacturing of universal joints due to their strength, durability, and ability to handle high torque and rotational forces.
Q:What is the difference between a bright and a precision ground steel round bar?
A bright steel round bar and a precision ground steel round bar differ in terms of their surface finish and manufacturing tolerances. The bright steel round bar, also referred to as a bright mild steel bar or a bright mild steel round bar, undergoes a process known as bright drawing. This involves pulling the steel bar through a die to achieve a smooth and shiny surface finish. Consequently, bright steel round bars have a highly polished look and a clean, smooth texture. They are commonly used in decorative applications, such as the production of furniture, automotive accessories, and architectural elements. In contrast, a precision ground steel round bar is manufactured with strict dimensional tolerances and precise surface finishes. These bars are typically produced through the process of precision grinding, where the steel bar is machined to obtain a specific diameter and surface finish. Precision ground steel round bars are renowned for their accuracy and consistency in size, making them suitable for applications that require close tolerances and high precision, such as in the manufacturing of bearings, shafts, and hydraulic cylinders. In conclusion, the primary distinction between a bright steel round bar and a precision ground steel round bar lies in their surface finish and manufacturing tolerances. A bright steel bar boasts a polished appearance and is primarily used for decorative purposes, whereas a precision ground steel bar is machined to precise dimensions and is well-suited for applications that demand high precision and close tolerances.
Q:What are the common sizes of steel round bars?
The common sizes of steel round bars vary depending on the specific application and industry standards. However, some of the most common sizes range from 1/4 inch to 24 inches in diameter. These sizes are often available in increments of 1/8 inch or 1/4 inch. It is important to note that these sizes may differ based on the country or region as well. Additionally, steel round bars can also be available in metric sizes, which typically range from 6mm to 600mm in diameter. Overall, the selection of steel round bar sizes is extensive, allowing for a wide range of applications across various industries.
Q:What are the different types of steel round bar surface finishes?
There are several different types of surface finishes that can be applied to steel round bars. Some of the most common finishes include: 1. Bright: This finish involves polishing the steel round bar to a high gloss, resulting in a shiny and reflective surface. It is often used for decorative purposes or in applications where aesthetics are important. 2. Grinded: Grinded finishes involve using a grinding wheel or abrasive belt to remove the outer layer of the steel round bar, resulting in a smooth and even surface. This finish is often used to remove imperfections or to create a uniform surface for further processing. 3. Brushed: Brushed finishes involve using a wire brush or abrasive pad to create a pattern of fine lines on the surface of the steel round bar. This finish is often chosen for its unique aesthetic appeal and is commonly used in architectural applications. 4. Powder-coated: Powder coating involves applying a dry powder to the surface of the steel round bar and then curing it using heat. This finish provides a durable and corrosion-resistant coating that can be applied in various colors and textures. 5. Galvanized: Galvanizing is the process of applying a protective zinc coating to the steel round bar to prevent corrosion. This finish is commonly used in outdoor or marine applications where the steel is exposed to moisture or harsh environmental conditions. 6. Oiled: Oiled finishes involve applying a thin layer of oil to the surface of the steel round bar. This finish provides temporary protection against corrosion and is often used for short-term storage or transportation purposes. 7. Shot-blasted: Shot blasting involves propelling small metallic or non-metallic particles at high speeds onto the surface of the steel round bar. This process creates a textured finish that helps to improve adhesion of subsequent coatings or paints. Each type of surface finish has its own unique benefits and is chosen based on the specific requirements of the application.
Q:What is the difference between a polished and a hot rolled steel round bar?
The manufacturing processes and resulting surface finishes distinguish polished steel round bars from hot rolled ones. To produce hot rolled steel round bars, a steel billet or ingot is heated to high temperatures and then shaped into a round bar through rolling. This method yields a surface finish that is rough and uneven, with mill scale and imperfections. Hot rolled bars are typically utilized in applications where surface finish is not crucial, such as structural components, machinery parts, and construction materials. In contrast, polished steel round bars undergo additional steps to achieve a smooth and glossy surface finish. Following the hot rolling process, these bars undergo various grinding and polishing techniques to eliminate mill scale, surface imperfections, and achieve a consistent finish. The result is a refined and visually appealing surface, suitable for applications where appearance matters, such as decorative items, furniture, and architectural components. Aside from surface finish, the mechanical properties of the two types of steel round bars can also differ. Hot rolled bars tend to possess a rougher surface and may exhibit residual stresses, while polished bars feature a smoother surface and reduced internal stresses. However, the overall mechanical properties, including strength and hardness, are predominantly determined by the grade and composition of the steel used, rather than the manufacturing process or surface finish. In conclusion, the discrepancy between polished and hot rolled steel round bars lies in their surface finish. Hot rolled bars have a rough and uneven surface with mill scale and imperfections, while polished bars undergo further processing for a smooth and glossy finish. The choice between the two depends on the specific application and desired appearance of the final product.
Q:How do steel round bars compare to ceramic round bars?
Steel round bars and ceramic round bars have distinct differences in terms of their properties and applications. Steel round bars are known for their exceptional strength and durability. They are made from alloys of iron and carbon, with additional elements such as manganese, chromium, and nickel. Steel bars are highly resistant to deformation, can withstand high temperatures, and have high tensile strength. Due to these properties, steel round bars are commonly used in construction, manufacturing, and engineering applications where strength and reliability are crucial. They are also easily machinable and can be shaped into various forms, making them versatile for different uses. On the other hand, ceramic round bars are made from non-metallic materials, such as clay, porcelain, or glass. Ceramics offer unique properties such as high resistance to heat, corrosion, and wear. They are also chemically inert and have excellent electrical insulation properties. Ceramic round bars are commonly used in applications where high temperatures, chemical resistance, or electrical insulation are required, such as in the aerospace industry or for manufacturing electronic components. When comparing steel round bars to ceramic round bars, it is important to consider the specific requirements of the application. Steel round bars are preferred for their exceptional strength and toughness, making them suitable for heavy-duty applications where mechanical stress and load-bearing capabilities are crucial. Ceramic round bars, on the other hand, are often chosen for their resistance to heat, chemicals, and electrical insulation properties, which are important in specialized industries. In summary, steel round bars and ceramic round bars have different properties and are suitable for different applications. Steel round bars are known for their strength and durability, making them suitable for heavy-duty applications, while ceramic round bars excel in high-temperature, chemical-resistant, and electrically insulating applications.

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