Hot Rolled Steel Round Bars Bearing Steel from China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 900 m.t.
- Supply Capability:
- 2000000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Description of steel round bar:
1. Commodity: Round steel bar
3. Technical: Hot rolling
2. Length: Min. 5.8meter, according to requirement.
3. Diameter: 16mm-250mm
5. Packing: In Bundle or according to your requirements.
Festures of steel round bar:
1.Dia 80-800mm Length:2000-13000mm or as required
2.Technique:Forged
3.Delivery Time:45 days
Specifications of steel round bar:
1. Commodity: Round steel bar
3. Technical: Hot rolling
2. Length: Min. 5.8meter, according to requirement.
3. Diameter: 16mm-250mm
Mild Steel Round Bar is used for making security grills, screens, Construction and Machine Manufacture.Stainless steel bar is widely used in Architecture,Machine Manufacture,Power Station,Electric Equipment and Factory,Oil and Chemical Industry,Food and Medical Industry,
City Decoration Industry
Images of coffee machine:
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:Can steel round bars be recycled?
- Indeed, the recycling of steel round bars is possible. Steel, being an immensely recyclable substance, encompasses steel round bars as well. The process of recycling steel round bars entails the gathering of scrap material, its subsequent melting, and the subsequent remolding into fresh steel products. This course of action can be repeated countless times, all while upholding the steel's quality and resilience. By recycling steel round bars, not only are natural resources preserved, but energy consumption and greenhouse gas emissions are also diminished in contrast to the production of new steel. An environmentally conscious choice, recycling steel round bars aids in fostering sustainability and minimizing waste.
- Q:What is the maximum length of a steel round bar that can be produced?
- Various factors, including the manufacturing process, equipment size and capacity, and logistical constraints, dictate the maximum length of a steel round bar. Typically, steel round bars can range from a few feet to several hundred feet in length. However, it is important to acknowledge that longer lengths may have certain limitations or considerations. For instance, hot rolling mills often determine the maximum length of a steel round bar based on the size and capacity of the rolling mill. The bar's length must fall within a range that the machinery can effectively roll and process. Additionally, transportation and handling logistics can also impose restrictions on the maximum length of a steel bar. Longer bars may necessitate specialized equipment or meticulous planning to ensure safe and efficient movement. Consequently, considering the specific production capabilities and constraints of the steel manufacturer or supplier becomes crucial when determining the maximum length of a steel round bar that can be produced.
- Q:What is the red hardness of a steel round bar?
- The red hardness of a steel round bar refers to its ability to maintain its hardness and resistance to deformation at high temperatures. It is a measure of how well the steel can retain its strength and hardness when exposed to heat. Generally, steels with higher carbon content exhibit higher red hardness. This property is particularly important in applications where the steel is subjected to elevated temperatures, such as in forging or heat-treating processes. The red hardness of a steel round bar can be determined through various tests and measurements, such as hardness testing at different temperatures or by evaluating the steel's microstructure.
- Q:What are the advantages of using free-cutting steel round bars?
- Free-cutting steel round bars boast numerous advantages. Firstly, their impeccable machinability sets them apart. These bars are specifically designed for easy machining, allowing for smooth and efficient cutting, drilling, and shaping processes. This makes them highly suitable for applications that demand precision and intricate detailing, such as the production of automotive components, machinery parts, and precision instruments. Secondly, free-cutting steel round bars offer enhanced productivity and reduced manufacturing costs. Thanks to their superior machinability, these bars significantly reduce the time and effort required for machining, resulting in higher production rates and increased efficiency. Additionally, the reduced wear and tear on cutting tools lengthens their lifespan, thereby reducing tool replacement costs and overall manufacturing expenses. Moreover, free-cutting steel round bars excel in chip control. During machining, the chips produced can impact the final product's surface finish and dimensional accuracy. However, free-cutting steel round bars are specifically formulated to generate small, manageable chips that are easily expelled from the cutting zone. This not only enhances the quality of machined parts but also minimizes the risk of chip clogging or chip-related issues. Another advantage of utilizing free-cutting steel round bars lies in their superb surface finish. These bars are often manufactured with a fine grain structure and minimal impurities, resulting in a smooth and visually appealing surface finish. This becomes particularly crucial for applications where aesthetics and appearance play a significant role, such as in architectural designs or decorative purposes. Lastly, free-cutting steel round bars offer exceptional mechanical properties. They are typically produced with controlled chemical compositions and undergo precise heat treatments, ensuring consistent and reliable mechanical performance. This renders them suitable for demanding applications that necessitate high strength, toughness, and durability. In conclusion, the benefits of employing free-cutting steel round bars encompass exceptional machinability, improved productivity, reduced manufacturing costs, superior chip control, enhanced surface finish, and reliable mechanical properties. These advantages establish free-cutting steel round bars as the preferred choice in various industries and applications.
- Q:What is the difference between a centerless ground and a precision ground steel round bar?
- The main difference between a centerless ground and a precision ground steel round bar lies in the manufacturing process and the resulting quality of the finished product. A centerless ground steel round bar is manufactured using a machining technique called centerless grinding. In this process, the steel bar is placed between two grinding wheels, one rotating at a high speed and the other stationary. The rotating wheel removes material from the bar's surface, creating a smooth and evenly-sized round shape. Centerless grinding is known for its ability to produce bars with tight tolerances and excellent surface finish. On the other hand, a precision ground steel round bar is manufactured using a different process called precision grinding. In precision grinding, the steel bar is held in a chuck or fixture and rotated against a grinding wheel. The grinding wheel removes material from the bar's surface, creating a precise round shape with tight tolerances. Precision grinding is often used when a higher level of accuracy is required, such as in applications where the bar will be used as a critical component in machinery or tools. In summary, both centerless ground and precision ground steel round bars offer a high level of dimensional accuracy and surface finish. However, centerless grinding is a more efficient and cost-effective process for producing large quantities of round bars with consistent quality, while precision grinding is preferred for applications that require the highest level of dimensional accuracy and surface finish.
- Q:Can steel round bars be used for making mining equipment?
- Yes, steel round bars can be used for making mining equipment. The strength and durability of steel make it a suitable material for manufacturing various mining equipment such as drill rods, excavator buckets, and support structures due to its high load-bearing capacity and resistance to wear and tear.
- Q:What are the different types of steel round bar surface coatings?
- There are several different types of steel round bar surface coatings that are commonly used to enhance the performance and durability of the steel. These coatings provide a protective layer to prevent corrosion and improve the overall appearance of the steel round bar. Some of the most common types of steel round bar surface coatings include: 1. Galvanized Coating: This coating involves applying a layer of zinc to the steel round bar. It provides excellent corrosion resistance and is commonly used in outdoor applications where the steel is exposed to moisture and other harsh environmental conditions. 2. Powder Coating: Powder coating involves applying a dry powder to the steel round bar and then curing it under heat. This coating provides a durable and attractive finish, which is resistant to chipping, scratching, and fading. Powder coating is available in a wide range of colors and textures, making it a popular choice for decorative applications. 3. Epoxy Coating: Epoxy coating is a type of thermosetting polymer that is applied as a liquid and then cured to form a protective layer. It provides excellent corrosion resistance and chemical resistance, making it suitable for applications in harsh environments. Epoxy coatings are commonly used in industries such as oil and gas, marine, and chemical processing. 4. Chrome Plating: Chrome plating involves electroplating a layer of chromium onto the steel round bar. This coating provides a high level of corrosion resistance and enhances the appearance of the steel. Chrome plating is commonly used in applications where both corrosion protection and aesthetics are important, such as automotive parts and decorative hardware. 5. Nickel Plating: Nickel plating is similar to chrome plating but involves electroplating a layer of nickel onto the steel round bar. This coating provides excellent corrosion resistance and is commonly used in applications where the steel is exposed to harsh chemicals or extreme temperatures. These are just a few examples of the different types of steel round bar surface coatings available. The choice of coating depends on the specific requirements of the application, including the level of corrosion resistance, chemical resistance, and aesthetic appeal needed. It is important to select the appropriate coating based on the intended use of the steel round bar to ensure optimal performance and longevity.
- Q:What is the difference between a hot-rolled and a cold-drawn steel round bar?
- The manufacturing process and resulting properties distinguish a hot-rolled steel round bar from a cold-drawn one. To produce hot-rolled bars, a billet or ingot is heated to a high temperature, typically around 1100 to 1300 degrees Celsius, and then rolled into the desired shape and size. This process yields a rougher surface finish and larger tolerances compared to cold-drawn bars. Hot-rolled bars exhibit less precision in dimensions and may contain surface defects such as scale or rust. In contrast, cold-drawn bars undergo manufacturing by pulling a hot-rolled bar through a die at room temperature. This process reduces the diameter and enhances the surface finish, resulting in a smoother and more precise product. Cold-drawing also improves the mechanical properties of the steel, including increased strength, hardness, and improved surface quality. The cold-drawing process provides closer dimensional tolerances, making cold-drawn bars suitable for applications that demand higher precision. In conclusion, the distinction between hot-rolled and cold-drawn steel round bars lies in the manufacturing process, resulting in differences in surface finish, dimensional tolerances, and mechanical properties. Hot-rolled bars are produced at high temperatures, possess a rougher surface, and have larger tolerances. On the other hand, cold-drawn bars are manufactured at room temperature, exhibit a smoother surface, closer dimensional tolerances, and enhanced mechanical properties. The choice between the two depends on specific application requirements and the desired characteristics of the final product.
- Q:How do steel round bars compare to other types of steel products?
- Steel round bars have several advantages over other types of steel products. Firstly, their cylindrical shape makes them highly versatile and easy to work with, allowing for various applications in construction, manufacturing, and engineering. Secondly, round bars have superior strength and durability, making them ideal for load-bearing structures and heavy-duty machinery. Additionally, their uniformity and smooth surface facilitate precision machining and fabrication processes. Lastly, steel round bars offer excellent resistance to corrosion and wear, ensuring a longer lifespan compared to other steel products. Overall, their unique properties and versatility make steel round bars a preferred choice for many industries.
- Q:What are the different grades of steel round bars available?
- Steel round bars are available in various grades, each possessing unique properties and applications. Some commonly used grades include: 1. Mild Steel: This grade is the most affordable and widely used option. It contains a low carbon content, making it easy to weld, cut, and shape. Mild steel round bars are suitable for general construction, fabrication, and manufacturing projects. 2. Carbon Steel: Carbon steel round bars have a higher carbon content compared to mild steel, resulting in greater strength and hardness. They are commonly employed in applications requiring high strength, such as machinery parts, shafts, and axles. 3. Alloy Steel: To improve specific properties, alloying elements like chromium, nickel, manganese, or molybdenum are added to produce alloy steel round bars. These bars offer enhanced strength, toughness, and wear resistance, making them ideal for automotive parts, gears, and tools. 4. Stainless Steel: Stainless steel round bars are corrosion-resistant and possess excellent mechanical properties. They find extensive use in industries like construction, food processing, and medical equipment manufacturing. Different grades of stainless steel, such as 304, 316, or 410, offer varying levels of corrosion resistance and strength. 5. Tool Steel: Tool steel round bars are specifically designed for tool and die production. They exhibit high hardness, wear resistance, and heat resistance. Commonly utilized tool steel grades like D2, A2, or O1 are employed in the manufacture of cutting tools, molds, and dies. Choosing the appropriate grade of steel round bars for your project is crucial and should consider factors such as strength, corrosion resistance, hardness, and machinability. Seeking advice from a steel supplier or an engineer can assist in identifying the most suitable grade for your specific application.
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Hot Rolled Steel Round Bars Bearing Steel from China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 900 m.t.
- Supply Capability:
- 2000000 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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