Hard Chrome Carbon Steel Round Bar with Good Quality CNBM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 990 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.Diameter 80 to 800 mm
2.Black or Bright surface
3.Annealed or Quenched and tempered provided
4.Cutting service provide
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:
Description |
Carbon Steel Rod/Carbon Steel Bar,carbon steel rod,carbon steel shaft,mild steel bar, mild steel shaft,ms bar | |
Material | ASTM | 1005,1006,1008,1010,1015,1020,1025,1030,1035,1040,1045,1050,1055,1060,1065,1070,1080,1084, 1016,1022 |
DIN | Ck10,Ck15,Ck22,Ck25,Ck30,Ck35,Ck40,Ck45,Ck50, 30Mn4,40Mn4 | |
BS | 040A04,095M15,045M10,080A40,045M10,080M50 | |
Standard | GB/T799,ASTM A29,A108,A321,A575,BS970,DIN1652,JIS G4051 | |
Section shape |
Round | |
Length |
As your required | |
Application | Carbon steel rod applies to chemical industry, shipping industry, manufacturing industry,construction,decorate Industry,electric power, pump shafts, sanitary wares,furniture handles,boiler,high temperature resistant,low temperature resistant, corrosion resistant. | |
Images of steel round bar:
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 determine the hardness of a steel round bar?
- There are various methods available to determine the hardness of a steel round bar. One commonly used method is the Rockwell hardness test, where a minor load is applied to the bar's surface using a diamond or hardened steel ball, followed by a major load. The depths of penetration for both loads are measured, and the hardness value is determined based on the difference between these depths. Another method is the Brinell hardness test, which involves indenting the steel bar's surface using a hardened steel ball under a specific load. The resulting indentation's diameter is measured, and the hardness value is calculated based on the load and indentation diameter. Alternatively, the Vickers hardness test can also be utilized. This test employs a diamond pyramid-shaped indenter applied to the steel bar's surface under a specific load. The size of the indentation is measured, and the hardness value is determined based on the load and indentation's surface area. It's important to consider that the choice of method depends on factors such as the steel type and desired accuracy of the measurement. Moreover, other factors like heat treatment and composition can impact the steel bar's hardness, so they should be taken into account during hardness determination.
- Q: How do you measure the diameter of a steel round bar?
- To measure the diameter of a steel round bar, you can use a caliper or a micrometer. Simply place the measuring tool across the widest point of the bar and read the measurement displayed on the tool.
- Q: Can steel round bars be used in the oil and gas industry?
- Indeed, the oil and gas industry finds great utility in steel round bars. These bars find widespread application across various sectors within the industry, encompassing drilling, production, and transportation of oil and gas. Their exceptional durability and high strength render them well-suited for enduring the arduous and demanding conditions typically encountered in this sector. They play a crucial role in the construction of drilling equipment, such as drill collars and drill pipes, along with the production of valves, pumps, and other vital components. Moreover, steel round bars contribute to the fabrication of pipelines and offshore platforms, wherein they provide structural support and guarantee the integrity of the infrastructure. All in all, the oil and gas industry deems steel round bars indispensable due to their robustness, dependability, and capacity to withstand the challenging environments encountered within this sector.
- Q: What are the typical yield strengths of different grades of steel round bars?
- The specific grade of steel can cause the yield strength of steel round bars to vary. Here are some common yield strengths for different grades of steel round bars: - Mild steel round bars usually have a yield strength of approximately 250 MPa (megapascals) or 36,000 psi (pounds per square inch). - The yield strength of carbon steel round bars can range from 350 to 550 MPa or 50,000 to 80,000 psi. - Compared to mild or carbon steel, alloy steel round bars such as 4140 or 4340 generally have higher yield strengths. The yield strength of these alloys can vary from 550 to 850 MPa or 80,000 to 120,000 psi. - Stainless steel round bars are available in different grades, and their yield strengths can vary accordingly. For instance, austenitic stainless steels like 304 or 316 usually have yield strengths ranging from 200 to 300 MPa or 29,000 to 43,000 psi. Conversely, duplex stainless steels like 2205 or 2507 can have higher yield strengths of 450 to 650 MPa or 65,000 to 95,000 psi. It is important to keep in mind that these values are typical ranges, and the actual yield strength of a specific grade of steel round bar may differ due to factors such as heat treatment, manufacturing process, and other variables. Therefore, it is always advisable to consult the manufacturer's specifications or industry standards for accurate and precise yield strength values of steel round bars.
- Q: What is the difference between a seamless and a turned steel round bar?
- The main difference between a seamless and a turned steel round bar lies in their manufacturing process and resulting characteristics. A seamless steel round bar is produced by piercing a solid steel billet, typically through a hot rolling process. This creates a hollow tube-like structure, which is then further elongated and shaped into the desired round bar form. The seamless nature of this bar means that there are no welded joints or seams along its length, resulting in a smooth and continuous surface. This manufacturing method enhances the overall strength and durability of the round bar. On the other hand, a turned steel round bar starts as a solid steel bar, commonly obtained through casting or hot rolling. The bar is then subjected to a machining process known as turning, where it is rotated against a cutting tool to remove material and achieve the desired dimensions and shape. This turning process creates a round bar with a smooth and polished surface. However, unlike a seamless round bar, a turned bar may have mill marks or slight imperfections due to the machining process. In terms of applications, seamless steel round bars are often preferred in industries that require high strength and reliability, such as construction, automotive, and oil and gas. Their uniform structure and absence of welds make them highly resistant to cracking and failure under heavy loads or extreme conditions. Turned steel round bars, on the other hand, are commonly used in applications where a smooth surface finish is desired, such as in decorative pieces or precision components for machinery. Overall, the main difference between a seamless and a turned steel round bar lies in their manufacturing process and resulting characteristics. While both provide a smooth surface finish, seamless round bars offer enhanced strength and reliability due to their seamless structure, whereas turned round bars are often chosen for their precise dimensions and aesthetic qualities.
- Q: How do you determine the appropriate steel grade for a specific application?
- Determining the appropriate steel grade for a specific application requires a comprehensive understanding of the application's requirements and the properties of different steel grades. Here are some key steps to consider: 1. Identify the application requirements: Start by clearly defining the specific application's requirements such as load-bearing capacity, corrosion resistance, temperature resistance, and durability. Consider factors such as the environment the steel will be exposed to, the expected stress levels, and any specialized characteristics needed. 2. Research steel grades: Once the application requirements are understood, research various steel grades available in the market. Identify steel grades that are known for possessing the desired properties required for the specific application. Consult industry standards, expert opinions, and available resources to gain insights into different steel grades and their performance in similar applications. 3. Evaluate material properties: Analyze the physical, mechanical, and chemical properties of the steel grades under consideration. Key properties to assess include strength, ductility, toughness, hardness, corrosion resistance, weldability, and formability. Compare these properties with the application requirements to determine which steel grades align best with the specific needs. 4. Consider cost and availability: Evaluate the cost and availability of the steel grades that meet the application requirements. Factors such as the initial cost, maintenance costs, and availability of the steel grade in the required form and quantity should be taken into account. This step ensures that the chosen steel grade is not only suitable but also feasible from an economic perspective. 5. Seek expert advice: Consulting with experts, such as metallurgists or engineers, can provide valuable insights into selecting the appropriate steel grade. Their expertise and experience can help weigh the pros and cons of different steel grades, identify potential challenges, and suggest alternatives or modifications if necessary. 6. Conduct testing and trials: If feasible, conduct testing or trials using samples of the selected steel grade to assess its performance under real-world conditions. This step can help validate the suitability of the chosen steel grade and identify any unforeseen issues or areas for improvement. By carefully considering the application requirements, researching steel grades, evaluating material properties, considering cost and availability, seeking expert advice, and conducting testing and trials, one can effectively determine the appropriate steel grade for a specific application.
- Q: What are the differences between hot rolled stainless steel rounds and cold drawn round ones?
- Round bar is divided into three parts: hot rolling, forging and cold drawing. Standard Specification for hot rolled round steel is 5.5-250 mm. Where: 5.5-25 mm small round steel mostly straight bundles of supply, used for steel, bolts and various mechanical parts; greater than 25 mm round steel, seamless steel pipe is mainly used for the manufacture of mechanical parts of the tube, etc..
- Q: Can steel round bars be used for making body panels?
- Indeed, body panels can be crafted using steel round bars. Steel is widely employed in the automotive sector owing to its robustness, endurance, and malleability. By manipulating, joining, and molding round bars, an array of body panel shapes can be achieved, rendering structural reinforcement and safeguarding. Nevertheless, it is crucial to acknowledge that steel round bars may not be the optimal selection for all body panels, as they might possess greater weight when compared to alternative materials like aluminum or carbon fiber. The determination to utilize steel round bars for body panels rests upon factors like the precise vehicle application, desired reduction in weight, and cost considerations.
- Q: What are the different types of steel round bars used in the manufacturing of shafts?
- There are several different types of steel round bars that are commonly used in the manufacturing of shafts. The choice of steel round bar depends on the specific requirements and application of the shaft. Here are some of the most commonly used types: 1. Carbon Steel Round Bars: These are the most common type of steel round bars used in shaft manufacturing. Carbon steel offers good strength and toughness, making it suitable for various shaft applications. 2. Alloy Steel Round Bars: Alloy steel round bars are made by adding other elements such as chromium, nickel, or molybdenum to carbon steel. This enhances the strength, hardness, and wear resistance of the shaft, making it suitable for demanding applications. 3. Stainless Steel Round Bars: Stainless steel is highly corrosion resistant and offers excellent mechanical properties. It is commonly used in shafts that require resistance to corrosion, high temperatures, or harsh environments. 4. Tool Steel Round Bars: Tool steel round bars are known for their exceptional hardness, toughness, and wear resistance. They are used in shafts for cutting tools, molds, and dies that require high performance and durability. 5. High-Speed Steel Round Bars: High-speed steel round bars are primarily used in shafts for cutting tools such as drills, mills, and taps. They have excellent heat resistance and can withstand high cutting speeds without losing their hardness. 6. Mild Steel Round Bars: Mild steel round bars are low carbon steel bars that offer good weldability and machinability. They are commonly used in shafts for less demanding applications that do not require high strength or hardness. It is important to consider the specific requirements, such as strength, hardness, corrosion resistance, and temperature resistance, when selecting the appropriate type of steel round bar for manufacturing shafts.
- Q: Can steel round bars be hot worked?
- Steel round bars can indeed undergo hot working, which involves shaping or forming the steel at high temperatures. This is typically done above the steel's recrystallization temperature, making it easier to deform and shape. Hot working of steel round bars can be accomplished through methods like hot rolling, hot forging, or hot extrusion. These processes entail heating the steel bar and applying mechanical force to shape it into the desired form. Hot working is commonly employed in the manufacturing of different steel products, like round bars, to enhance their mechanical properties and achieve specific shapes or sizes.
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Hard Chrome Carbon Steel Round Bar with Good Quality CNBM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 990 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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