Hot rolled steel round bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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Product Description:
OKorder is offering hot rolled steel round bar for construction at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot rolled steel round bar are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's steel round bar are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
1. Grade: Q235, A36, SS400, S235JR
2. Feature: Unbreakable, grinding resistant and high impact value
3. Diameter: 8mm-150mm
4. Performance: Mainly for civil construction
5. Characteristics: Even hardness, no deformation, no breaking, no mal-roundness
6. Technique: Hot rolled
7. Mass: Mass (kg/m) = Diameter (mm) × Diameter (mm) × 0.00617
Usage and Applications of Steel Round Bar Products
1. Steel round bar products is used in construction and a large number of architectural and engineering structures. And it can be used in production of handrail, windows, machinery, telecom and curtain wall.
2. It can be used in the fields like metal mines, cement plants, water coal slurry, power stations and chemical industry.
3. Besides, we can supply some especial material steel round bar that can be used for main shaft of steamer, hummer shank, with big section and supper force.
4. Recommended watchcase factory, screw factory and other cold stamping products industry use.
Packaging & Delivery of Steel Round Bar Products
Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)
Delivery Detail: 45 days
Trade terms: FOB, CFR, CIF
MOQ: 25 tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.
Weight: The price invoicing on theoretical weight basis or actual weight basis depends on customer’s request.
Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.
Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.
Production Flow of Steel Round Bar Products
Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation
Characteristics of Steel Round Bar Products
1. The steel in which the main interstitial alloying constituent is carbon in the range of 0.12–2.0%.
2. As the carbon percentage content rises, steel has the ability to become harder and stronger through heat treating; however it becomes less ductile.
3. Regardless of the heat treatment, higher carbon content reduces weld ability. In carbon steels, the higher carbon content lowers the melting point.
4. Quality should be in conformity with the specification of the manufacturer. Quantity and packing conditions should be in conformity with the term in the contract.
FAQ:
Q1: What makes stainless steel stainless?
A1: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q2: Can stainless steel rust?
A2: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q:What are the cost considerations for steel round bars?
- The cost of steel round bars can vary depending on several factors. Firstly, the cost can be greatly influenced by the type and grade of steel used in production. Different types of steel, such as carbon steel, alloy steel, or stainless steel, have varying costs due to differences in their composition and properties. Higher grade steel, which offers superior strength and durability, tends to be more expensive compared to lower grade options. Secondly, the cost is affected by the size and dimensions of the round bars. Larger diameter and length of the bars require more raw material and additional processing, resulting in higher costs. Moreover, specialized shapes or custom sizes may necessitate extra manufacturing steps or tooling, which can increase the overall price. The quantity or volume of round bars ordered can also impact the cost. Bulk orders typically benefit from economies of scale, leading to reduced unit costs. Additionally, longer-term contracts or partnerships with suppliers can result in better pricing agreements. It is important to consider transportation and logistics expenses as well. The cost of shipping steel round bars can vary based on factors such as distance, mode of transportation, and handling requirements. International shipping, for example, may involve additional customs duties and taxes. Lastly, market conditions and fluctuations in the steel industry can have an impact on the cost of round bars. Factors like supply and demand, raw material costs, and currency exchange rates can all influence the final price. It is crucial to stay updated with market trends and work closely with suppliers to negotiate favorable pricing. To ensure that the cost of steel round bars aligns with your budget and meets your specific requirements, it is essential to conduct thorough research, compare quotes from multiple suppliers, and evaluate the quality-to-price ratio before making a decision.
- Q:Can steel round bars be used for making wire?
- Yes, steel round bars can be used for making wire by undergoing a process called wire drawing. In this process, the steel round bar is pulled through a series of progressively smaller dies, reducing its diameter and elongating it into wire form.
- Q:Can steel round bars be used for making crankshafts?
- Crankshafts can be made using steel round bars, which are known for their high strength, durability, and ability to withstand the stress and load of engine operation. Steel is a preferred material for crankshafts because it provides a solid and reliable foundation for the rotating assembly. The round shape of the bars allows for easy machining and shaping to achieve the desired crankshaft design. Furthermore, steel can be heat-treated to improve its mechanical properties, including hardness and fatigue resistance, making it perfect for the demanding conditions and high-performance needs of crankshafts in different engine applications.
- Q:Can steel round bars be used in the manufacturing of springs?
- Yes, steel round bars can be used in the manufacturing of springs. Steel round bars are commonly used as a raw material in spring manufacturing due to their high strength and durability. They can be formed, heat-treated, and shaped into various types of springs, such as compression springs, tension springs, and torsion springs, depending on the specific application requirements.
- Q:How do you straighten steel round bars?
- To straighten steel round bars, you can use a variety of methods depending on the level of precision required and the size of the bars. Here are a few common techniques: 1. Manual Straightening: This method is suitable for smaller diameter round bars. Place the bar on a flat surface and apply pressure to the bent section using a hydraulic or manual press. Gradually increase the force until the bar is straightened. This technique is relatively simple but may not yield perfect results. 2. Heat Straightening: Heat straightening is effective for larger diameter round bars or bars with severe bends. Heat the bent section using an oxy-acetylene torch until it becomes red hot. Once heated, apply pressure in the opposite direction of the bend using hydraulic or manual tools. The heat softens the steel, allowing it to be manipulated easier. Be cautious not to overheat the steel, as it may weaken its structural integrity. 3. Roller Straightening: This method is commonly used in industrial settings and is suitable for larger diameter round bars. The bar is passed through a series of rollers that apply pressure to the bent section, gradually straightening it. This technique provides precise and uniform results but requires specialized equipment. 4. Hydraulic Press Straightening: For precision straightening, a hydraulic press can be used. Place the bar between two parallel plates and apply pressure using the hydraulic press. Gradually increase the force until the bar is straightened. This method is suitable for bars with minor bends and allows for precise control over the straightening process. It is essential to note that while these methods can straighten steel round bars, the effectiveness may vary depending on the severity of the bend, the quality of the steel, and the equipment used. It is advisable to consult with a professional or follow industry-specific guidelines to ensure safe and accurate straightening of steel round bars.
- Q:What are the different types of corrosion-resistant steel round bars?
- In the market, one can find a variety of corrosion-resistant steel round bars. The most commonly used types are as follows: 1. Stainless Steel Round Bars: Stainless steel is a popular choice when it comes to applications that require resistance to rust and corrosion. Its high resistance stems from the presence of chromium, which creates a protective oxide layer on the steel's surface, effectively preventing further corrosion. 2. Duplex Stainless Steel Round Bars: Duplex stainless steel is a unique type of stainless steel that combines austenite and ferrite microstructures in a balanced manner. This combination grants it exceptional corrosion resistance, high strength, and excellent weldability. 3. Nitronic Stainless Steel Round Bars: Nitronic stainless steel is an alloy known for its exceptional performance. It offers superior corrosion resistance, high strength, and good ductility. The presence of nitrogen further enhances its ability to resist pitting and crevice corrosion. 4. Alloy Steel Round Bars: Alloy steel refers to steel that has been alloyed with various elements in order to enhance its properties. Some alloy steels, including corrosion-resistant alloys (CRA), are specifically designed to withstand corrosion in harsh environments. These alloys typically contain elements such as chromium, nickel, and molybdenum. 5. Aluminum Round Bars: Although not technically steel, aluminum round bars are commonly used in applications where corrosion resistance is crucial. Aluminum forms a protective oxide layer on its surface, effectively preventing corrosion. It is particularly suitable for applications where weight is a concern. 6. Copper-Nickel Round Bars: Copper-nickel alloys, such as Cu-Ni 90/10 and Cu-Ni 70/30, are extensively utilized in marine and offshore applications due to their excellent resistance to seawater corrosion. These alloys possess high strength, good ductility, and exceptional resistance to biofouling. These examples represent only a fraction of the corrosion-resistant steel round bars available in the market. The choice of material depends on specific application requirements, environmental conditions, and budget considerations. Consulting a materials engineer or specialist is crucial in selecting the most suitable corrosion-resistant steel round bar for a particular application.
- 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:Are steel round bars suitable for use in food processing equipment?
- Yes, steel round bars are suitable for use in food processing equipment. Steel is a durable and hygienic material that can withstand the rigorous demands of food processing environments. It is resistant to corrosion, easy to clean, and can maintain its structural integrity even under high temperatures and heavy usage.
- Q:How do you identify the grade of a steel round bar?
- The grade of a steel round bar can be identified through several methods. One way is to check the markings or labels on the bar itself. Manufacturers often stamp or engrave the grade directly onto the surface of the bar. These markings typically include information such as the grade designation (e.g., 304, 316, 4140), which represents the specific alloy composition, and may also include additional details such as the heat or lot number. Another method is to refer to the mill test certificate (MTC) that accompanies the steel round bar. The MTC provides comprehensive information about the composition, mechanical properties, and other relevant specifications of the material. The MTC is usually issued by the steel mill or supplier and can be requested upon purchase. Moreover, visual inspection and physical testing can help identify the grade of a steel round bar. Visual inspection involves observing the bar's appearance, texture, and color. Different grades of steel may exhibit distinct characteristics, such as a shiny or matte finish, specific surface treatments, or variations in color due to different alloying elements. Physical testing methods, such as tensile or hardness testing, can provide further confirmation of the steel grade. These tests measure the mechanical properties of the material, such as its strength, ductility, and hardness. By comparing the test results with known standards and specifications for different steel grades, one can determine the grade of the round bar. In summary, to identify the grade of a steel round bar, one can check for markings on the bar, refer to the mill test certificate, visually inspect the bar, and perform physical tests to assess its mechanical properties.
- Q:Can steel round bars be used in the production of construction equipment?
- Yes, steel round bars can be used in the production of construction equipment. Steel round bars are commonly used in the construction industry for various applications, including the manufacturing of heavy machinery, equipment components, structural frames, and supports. The high strength and durability of steel make it an ideal material for constructing robust and reliable construction equipment.
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Hot rolled steel round bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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