Hot Rolled D-bar with Many Sizes
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Product Description:
OKorder is offeringDeformed Steel Bar 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:
Deformed bar is widely used in buildings, bridges, roads and other engineering construction. Big to highways, railways, bridges, culverts, tunnels, public facilities such as flood control, dam, small to housing construction, beam, column, wall and the foundation of the plate, deformed bar is an integral structure material. With the development of world economy and the vigorous development of infrastructure construction, real estate, the demand for deformed bar will be larger and larger..
Product Advantages:
OKorder's Deformed Steel 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:
Chemical Composition: (Please kindly find our chemistry of our material based on HRB400 as below for your information)
Grade | Technical data of the original chemical composition (%) | ||||||
C | Mn | Si | S | P | V | ||
HRB400 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physical capability | |||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | |||||
≥400 | ≥570 | ≥14 | |||||
Packaging & Delivery of Wire Rod Q235:
Packaging Detail: products are packed in coil and then shipped by container or bulk vessel
Each coil weight: 2-3MT
Delivery Detail: within 45 days after received deposit or LC.
Label: to be specified by customer, generally, each bundle has 1-2 labels
Trade terms: FOB, CFR, CIF
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: What makes stainless steel stainless?
A2: 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.
Q3: Can stainless steel rust?
A3: 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.
Images:
- Q: What are the advantages of using bearing steel round bars?
- There are several advantages of using bearing steel round bars. Firstly, bearing steel has high hardness and wear resistance, which ensures durability and longevity of the bearings. Secondly, bearing steel has excellent dimensional stability and can withstand high temperatures, making it suitable for applications with heavy loads and high-speed rotations. Additionally, bearing steel round bars have excellent surface finish and low friction coefficient, resulting in smooth and efficient operation. Lastly, bearing steel has good corrosion resistance, reducing the risk of rust and prolonging the lifespan of the bearings.
- Q: Can steel round bars be used in the manufacturing of appliances?
- Yes, steel round bars can be used in the manufacturing of appliances. Steel is a durable and versatile material that can be shaped into different forms, including round bars, which can be used for various purposes in appliance manufacturing such as structural support, handles, or components.
- Q: How do you prevent warping during welding of steel round bars?
- To prevent warping when welding steel round bars, there are several precautions that can be taken: 1. Ensure proper fit-up: Before welding, make sure the round bars are correctly aligned and fitted together. Any gaps or misalignments can cause uneven heating and cooling, increasing the likelihood of warping. 2. Divide welding into smaller sections: Instead of continuously welding along the entire length of the round bar, break it down into multiple smaller sections. This will help distribute heat more evenly and decrease the risk of warping. 3. Use low heat input techniques: Employ welding techniques like pulse welding or tack welding that minimize heat input. These methods allow for controlled and intermittent heating, reducing the chances of warping. 4. Consider preheating: Preheating the round bars before welding can also prevent warping, especially with thicker bars or when welding dissimilar metals. Preheating helps minimize the temperature difference between the weld and the surrounding material, reducing the risk of warping. 5. Monitor and control heat input: Keep a close eye on the heat input during welding. Excessive heat can cause rapid expansion and contraction, leading to warping. Use appropriate welding parameters, such as lower amperage and shorter welding times, to control the heat input. 6. Utilize welding fixtures: Use welding fixtures or jigs to securely hold the round bars in place during welding. This helps maintain proper alignment and prevents movement, reducing the chance of warping. 7. Allow for natural cooling: After welding, let the round bars cool down slowly and naturally. Avoid rapid cooling methods like quenching, as they can induce stress and increase the risk of warping. By implementing these measures, the likelihood of warping when welding steel round bars can be significantly reduced, resulting in higher quality and more dependable welded joints.
- Q: The problem of dowel bars on concrete pavements?
- The dowel bar is arranged according to the transverse contraction joint and expansion joint set, meaning that a transverse contraction joint and expansion joint place dowels, are not plate must be set. In general, each 200m set a expansion joint, or other road intersection, and bridge connecting point must be set up.
- Q: What is the tolerance level for steel round bars?
- The tolerance level of steel round bars can vary based on multiple factors, including the bar's grade, diameter, and industry standards. Typically, the tolerance level is specified in terms of diameter or diameter deviation. For instance, in manufacturing, the tolerance level can be defined as a specific range of diameters, such as +/- 0.001 inches or +/- 0.02 millimeters. This means that the actual diameter should fall within this range to meet the tolerance requirements. Alternatively, the tolerance level can be expressed as diameter deviation, which measures the difference between the actual diameter and the specified nominal diameter. This deviation is often presented as a percentage or a specific measurement, like +/- 0.5% or +/- 0.010 inches. It is important to acknowledge that certain industries, like aerospace or automotive, may have stricter tolerance requirements due to the need for precision and quality. In these cases, the tolerance specifications might be narrower to ensure compliance with performance and safety standards. Ultimately, it is crucial to refer to relevant industry standards, specifications, or customer requirements to determine the specific tolerance level for steel round bars in a particular application.
- Q: What are the different types of steel round bar coatings used in the automotive industry?
- In the automotive industry, various coatings are commonly applied to steel round bars to enhance their durability, corrosion resistance, and overall performance. Here are some examples: 1. Galvanized Coating: Widely utilized in automotive applications, this coating involves the application of a zinc layer to the steel bar's surface. Galvanized coating provides excellent protection against corrosion, safeguarding the steel from rust and other forms of degradation. 2. Epoxy Coating: This coating is preferred when high chemical resistance is required in automotive applications. It forms a protective barrier against chemicals, moisture, and other corrosive substances. Additionally, epoxy coatings exhibit exceptional adhesion properties, ensuring long-lasting performance. 3. Powder Coating: Known for durability and aesthetic appeal, powder coating is a popular choice for steel round bars in the automotive industry. It involves the application of dry powder to the steel bar's surface, which is then heated, creating a tough and protective layer. Powder coatings offer a wide range of colors and finishes, allowing for customization and branding opportunities. 4. Ceramic Coating: Ideal for automotive applications involving high temperatures, ceramic coatings provide exceptional heat resistance. They form a protective barrier that prevents heat damage and extends the lifespan of steel round bars. 5. Phosphate Coating: Often used as a pre-treatment before applying other coatings, phosphate coatings enhance adhesion and provide additional corrosion resistance. They also improve the lubricity of the steel bar, reducing friction and wear. These examples demonstrate the variety of steel round bar coatings used in the automotive industry. Each coating offers unique benefits and is selected based on specific application requirements. Ultimately, these coatings play a vital role in improving the performance and longevity of steel round bars in automotive applications.
- Q: Can steel round bars be used in the manufacturing of mining equipment?
- Yes, steel round bars can be used in the manufacturing of mining equipment. Steel round bars are commonly used in the construction industry due to their high strength and durability. They can be easily machined, welded, and fabricated into various shapes and sizes, making them suitable for a wide range of mining equipment. Steel round bars can be used to manufacture components such as shafts, axles, gears, and structural supports in mining machinery. Their ability to withstand heavy loads and harsh environments makes them ideal for mining equipment that operates in rugged conditions. Additionally, steel round bars can be heat-treated to enhance their mechanical properties, further increasing their suitability for mining equipment manufacturing.
- Q: Are steel round bars used in the automotive industry?
- Yes, steel round bars are commonly used in the automotive industry. They are utilized in various applications such as the manufacturing of engine components, suspension systems, chassis, and axles. Steel round bars offer superior strength, durability, and versatility, making them an ideal choice for automotive parts that require high performance and reliability. Additionally, steel's ability to withstand heavy loads and resist deformation makes it suitable for use in critical automotive applications where safety is paramount.
- Q: How do you calculate the weight of a steel round bar based on its length, diameter, and density?
- To calculate the weight of a steel round bar, you can use the formula: weight = (π * density * diameter^2 * length) / 4.
- Q: What are the advantages of using nickel-chromium alloy steel round bars?
- Using nickel-chromium alloy steel round bars in various applications offers several benefits. Firstly, these round bars possess outstanding corrosion resistance properties. The inclusion of nickel and chromium elements in the alloy enhances its ability to withstand corrosion from moisture, chemicals, and oxidation, making it suitable for use in challenging environments like marine applications, chemical processing plants, and oil refineries. Secondly, these round bars exhibit high temperature resistance. The combination of nickel and chromium in the alloy allows it to endure elevated temperatures without compromising its structural integrity. This makes them ideal for use in heat exchangers, furnaces, and other high-temperature applications. Furthermore, these round bars boast exceptional mechanical properties. They demonstrate excellent strength, toughness, and wear resistance, making them ideal for applications that require high load-bearing capabilities. Additionally, they exhibit good ductility, enabling easy machining and fabrication. Additionally, these round bars possess good electrical conductivity, making them suitable for electrical and electronic applications where conductivity is crucial, such as in the manufacturing of resistors, heating elements, and electrical connectors. Lastly, these round bars are readily available and cost-effective. Being a widely used material in various industries, they are easily accessible and can be obtained at competitive prices. In conclusion, the advantages of utilizing nickel-chromium alloy steel round bars encompass excellent corrosion resistance, high-temperature resistance, superior mechanical properties, good electrical conductivity, and cost-effectiveness. These characteristics make them the preferred choice for a wide range of applications in industries such as construction, automotive, aerospace, and electrical engineering.
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Hot Rolled D-bar with Many Sizes
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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