• Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 System 1
  • Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 System 2
  • Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 System 3
Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045

Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045

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Loading Port:
Shanghai
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
200000 m.t./month

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Product Description:

OKorder is offering Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 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 Mild Round Steel Bar Q235, SAE1020,SAE1045 are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

1. Chinese standard steel bar is often used where large amounts of steel need to be formed, for example as structural steel.

2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.

3. Steel round bar is used in construction and a large number of architectural and engineering structures.

 

Product Advantages:

OKorder's Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 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

 

Specifications of Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045

1. Grade: Q195, Q235, Q345

2. Diameter: 6mm-150mm

3. Length: 6m, 9m, 12m or as customer’s request

4. Tolerance: Within ±5% for weight; ±2mm for diameter

5. Note: The price can be better is the quantity is good

6. Chemical composition

Alloy No

Element (%)

C

Mn

S

P

Si

Q195

0.06-0.12

0.25

≤0.05

≤0.045

≤0.3

Q235

0.12—0.20

0.3—0.7

≤0.045

≤0.045

≤0.3

Q345

≤0.2

1.00-1.60

≤0.045

≤0.045

≤0.55

Packaging & Delivery of Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045

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: Theprice 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 Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045

1. The common processes are preheated forging quenching, dual refinement solution process, cooling quenching and isothermal quenching. We use heat treatment for dual refinement solution process.

2. Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation

FAQ:

Q1: Can fit in the containers of 20fts Hot  Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 of 6M?

A1: No proble, we can put them into the containers in the form sideling.

Q2: How soon can we receive the product after purchase?

A2: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Q3: How do we guarantee the quality of our products?

A3: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q: What are the advantages of using shock-resistant steel round bars?
The advantages of using shock-resistant steel round bars are that they have high strength and toughness, making them suitable for applications where there is a high risk of impact, vibrations, or sudden loadings. These bars can withstand heavy loads and absorb energy, reducing the risk of structural failure or damage. Additionally, shock-resistant steel round bars offer improved resistance to wear, corrosion, and fatigue, resulting in longer service life and reduced maintenance costs.
Q: What are the typical dimensions of a steel round bar?
The typical dimensions of a steel round bar vary depending on the intended application and industry standards. However, common sizes range from 1/4 inch to 12 inches in diameter, with lengths usually ranging from 10 to 20 feet.
Q: Are steel round bars available in custom lengths?
Custom lengths of steel round bars are indeed obtainable. While steel round bars are usually produced in standard lengths, numerous suppliers provide the possibility of tailoring them to specific lengths based on customer demands. This grants increased adaptability for various applications necessitating precise lengths. Whether shorter or longer steel round bars are needed, individuals can reach out to a steel supplier or fabricator for assistance in acquiring custom lengths that align with their project's specifications.
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: Can steel round bars be galvanized?
Yes, steel round bars can be galvanized. Galvanizing is a process in which a protective zinc coating is applied to the surface of steel to prevent corrosion. This process can be applied to various steel products, including round bars. Galvanizing steel round bars not only enhances their resistance to corrosion but also improves their durability and longevity. The galvanizing process involves immersing the round bars in a bath of molten zinc, which adheres to the steel and forms a protective layer. This layer acts as a barrier, shielding the steel from moisture, chemicals, and other corrosive elements. As a result, galvanized steel round bars are commonly used in outdoor applications, such as construction, fencing, and marine environments, where they are exposed to harsh conditions.
Q: What are the advantages of using shock-resistant steel round bars?
Using shock-resistant steel round bars in various applications has numerous benefits. Firstly, these round bars are specifically designed to withstand high impact and shock loads, making them perfect for industries like construction, automotive, and manufacturing. Their shock resistance ensures that they remain intact and maintain structural integrity, even in extreme conditions. Furthermore, shock-resistant steel round bars offer enhanced durability. They are made from high-quality steel alloys engineered to provide superior strength and resistance to wear and tear. This makes them highly resistant to bending, cracking, and fracture, resulting in a longer lifespan compared to regular steel round bars. Moreover, these round bars improve safety in applications where there is a risk of impact or sudden loads. By using them, the likelihood of structural failure or catastrophic accidents is significantly reduced, ensuring a higher level of security for workers and the overall operation. Additionally, shock-resistant steel round bars are known for their excellent machinability and weldability. This means they can be easily shaped, cut, and welded to meet specific requirements, allowing for versatility in design and manufacturing processes. This ease of manipulation makes them a preferred choice for projects requiring customization. Furthermore, shock-resistant steel round bars offer cost-effective solutions. Their high durability and resistance to wear mean they require less frequent replacements, resulting in reduced maintenance and replacement costs. Additionally, their ability to withstand shock loads reduces the need for additional reinforcement or support structures, further decreasing overall project expenses. In conclusion, the advantages of using shock-resistant steel round bars include high impact resistance, enhanced durability, improved safety, excellent machinability, and cost-effectiveness. These properties make them a reliable and efficient choice for a wide range of applications, ensuring long-lasting and reliable performance.
Q: How do you prevent warping during welding of steel round bars?
To prevent warping during welding of steel round bars, there are several precautions that can be taken: 1. Proper fit-up: Ensure that the round bars are properly aligned and fit together before welding. Any gaps or misalignments can lead to uneven heating and cooling, increasing the chances of warping. 2. Welding sequence: Divide the welding into multiple smaller sections or segments instead of welding continuously along the entire length of the round bar. This will help distribute the heat more evenly and reduce the risk of warping. 3. Welding technique: Use a welding technique that minimizes heat input, such as pulse welding or tack welding. These techniques allow for controlled and intermittent heating, which reduces the chances of warping. 4. Preheating: Preheating the round bars before welding can also help prevent warping. This is especially important for thicker bars or when welding dissimilar metals. Preheating helps to reduce the temperature gradient between the weld and the surrounding material, minimizing the risk of warping. 5. Heat control: Monitor and control 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. Welding fixtures: Use welding fixtures or jigs to hold the round bars in place during welding. This helps to maintain proper alignment and prevents movement during the welding process, reducing the chances of warping. 7. Post-welding cooling: Allow the welded round bars to 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 risk of warping during welding of steel round bars can be significantly reduced, resulting in better quality and more reliable welded joints.
Q: What are the advantages of using heat-treatable steel round bars?
There are several advantages of using heat-treatable steel round bars: 1. Increased strength: Heat-treatable steel round bars can be subjected to controlled heating and cooling processes, which enhances their strength and hardness. This makes them suitable for applications that require high strength and durability. 2. Improved wear resistance: Through heat treatment, the steel round bars can develop a hardened surface layer, which significantly improves their resistance to wear and abrasion. This makes them ideal for use in industries such as manufacturing, construction, and automotive, where components are subjected to heavy wear and tear. 3. Customizability: Heat-treatable steel round bars offer the advantage of being easily customizable to meet specific requirements. By adjusting the heat treatment process, the hardness, strength, and other mechanical properties of the bars can be tailored to suit different applications, ensuring optimal performance. 4. Machinability: Heat-treatable steel round bars typically have good machinability, which means they can be easily cut, drilled, or shaped into various forms without compromising their structural integrity. This makes them convenient to work with, reducing production time and costs. 5. Versatility: Heat-treatable steel round bars are highly versatile and find applications in a wide range of industries, including construction, manufacturing, oil and gas, automotive, and aerospace. They are commonly used in the production of shafts, gears, bolts, axles, and other critical components. 6. Cost-effectiveness: While heat-treatable steel round bars may have a higher initial cost compared to non-heat-treatable or lower-grade steels, their durability and enhanced properties make them cost-effective in the long run. The improved strength and wear resistance lead to longer service life, reducing the need for frequent replacements and maintenance. Overall, the advantages of using heat-treatable steel round bars include increased strength, improved wear resistance, customizability, good machinability, versatility, and cost-effectiveness. These benefits make them a preferred choice for demanding applications that require high-performance materials.
Q: Can steel round bars be used in the manufacturing of office furniture?
Office furniture can indeed utilize steel round bars. Steel, being a versatile and enduring material, can be molded into various shapes, including round bars. These bars are useful as structural elements in office furniture, such as table legs, chair frames, and support beams. They provide the furniture with strength and steadiness, making them suitable for heavy usage in office settings. Furthermore, steel can be finished in diverse manners, such as powder coating or chrome plating, to enhance its appearance and match the office space's aesthetic. All in all, the utilization of steel round bars in the production of office furniture offers both durability and stability, while also providing a contemporary appearance.
Q: Can steel round bars be used for making storage tanks?
Storage tanks can indeed be made using steel round bars. Steel is a highly versatile material that is extensively used across various industries, including the manufacturing of storage tanks. The utilization of steel round bars is renowned for their exceptional strength, durability, and resistance to corrosion, rendering them suitable for the storage of a wide array of substances, such as liquids and gases. The circular shape of these bars enables effortless fabrication and assembly, thereby guaranteeing the structural integrity of the storage tank. Moreover, steel round bars can be effortlessly welded or bolted together, allowing for customization and flexibility in tank design. In summary, due to their reliability, longevity, and capacity to endure high pressure and extreme environmental conditions, steel round bars are a favored option for the production of storage tanks.

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