Hot Rolled Steel Round Bar for Structure Using
- Ref Price:
-
- Loading Port:
- Tianjin
- 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 Steel Round Bar for Structure Using 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 for Structure Using are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries. Carbon steel round bar is the most common form of steel because its price is relatively low while it provides material properties that are acceptable for many applications, more so than iron. It is often used when large quantities of steel are needed, for example as structural steel. The density of this product is approximately 7.85g/cm³ and the young's modulus, like all steels.
Product Advantages:
OKorder's Steel I-Beams 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 Steel Round Bar for Structure Using
1. Grade: Q235, SS400, S235JR, A36
2. Sizes: Diameter: 6mm-150mm; Length: 6m, 9m, 12m or as customer’s request
3. Type: Mild steel; Low carbon steel
4. Shape: Round bar, solid bar of steel with circular section
5. Technique: Hot rolled or cold drawn
6. Mass: Mass(kg/m) = Diameter(mm)×Diameter(mm)×0.00617
Steel Type | Maximum forging temperature (°F / °C) | Burning temperature (°F / °C) |
1.5% carbon | 1920 / 1049 | 2080 / 1138 |
1.1% carbon | 1980 / 1082 | 2140 / 1171 |
0.9% carbon | 2050 / 1121 | 2230 / 1221 |
0.5% carbon | 2280 / 1249 | 2460 / 1349 |
0.2% carbon | 2410 / 1321 | 2680 / 1471 |
3.0% nickel steel | 2280 / 1249 | 2500 / 1371 |
3.0% nickel–chromium steel | 2280 / 1249 | 2500 / 1371 |
5.0% nickel (case-hardening) steel | 2320 / 1271 | 2640 / 1449 |
Packaging & Delivery of Hot Rolled Steel Round Bar for Structure Using
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 Carbon Steel Round Bar
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. The main measures process is high temperature solution and refinement cycle. High temperature solution can improve the carbide morphology and particle size. The aim is to make the loop refinement ultrafine austenite grains.
2. EAF+LF+VD+ Forged+ Heat Treatment
FAQ:
Q1: Can fit in the containers of 20fts the steel beams of 6M?
A1: No proble, we can put them into the containers in the form sideling.
Q2: What is the normal tolerance of Hot Rolled Mild Steel Angle Beams for Structures and for Buildings?
A2: Normally 3%-5%, but we can also produce the goods according to the customers' requests.
Q3: The products are invoicing on theoritical weight or on actual weight?
A3: We can do it in both manners, according to the customers' request.
- Q: Difference between cold drawn round steel and round steel
- Cold formed steel allows partial buckling of the cross section, thus taking full advantage of the post buckling capacity of the member, while the hot-rolled section does not allow partial buckling of the cross section.
- Q: Can steel round bars be used for making tools or machinery parts?
- Yes, steel round bars can be used for making tools or machinery parts. Steel round bars are known for their high strength, durability, and resistance to wear and tear. These properties make them ideal for applications in the manufacturing of tools and machinery parts that require high strength and reliability. Steel round bars can be machined, forged, or heat-treated to achieve the desired shape and properties required for specific tools or machinery parts. Additionally, steel round bars come in various grades, each with its own specific properties, allowing manufacturers to select the most suitable grade for their specific application. Overall, steel round bars are a versatile and commonly used material in the manufacturing industry for making tools and machinery parts.
- Q: What are the different types of surface treatments for steel round bars?
- Steel round bars can be treated in several ways to enhance their properties and suit different applications. Some commonly used treatments for steel round bars include: 1. Zinc coating, also known as galvanization, provides excellent corrosion resistance. It is often used in outdoor and marine applications. 2. Black oxide coating chemically converts the surface of the steel round bars to a black iron oxide layer, offering enhanced corrosion resistance and an attractive black finish. This treatment is popular for decorative purposes. 3. Grinding is a surface treatment that involves using abrasive materials to remove the outer layer of the steel round bars. This process improves the surface finish, making them smoother and more visually appealing. 4. Shot blasting involves propelling small metallic or non-metallic particles at high velocity onto the surface of the steel round bars. It effectively removes impurities like mill scale and rust, resulting in a clean and uniform surface. 5. Chrome plating deposits a layer of chromium onto the surface of the steel round bars, providing excellent corrosion resistance and a polished, mirror-like finish. This treatment is commonly used when aesthetics and corrosion resistance are important. 6. Powder coating involves applying a dry powder electrostatically to the steel round bars, which is then cured under heat. This treatment creates a durable and visually appealing finish that is resistant to corrosion, chemicals, and UV rays. 7. Passivation is a chemical treatment that removes iron and other contaminants from the surface of the steel round bars. It leaves behind a clean and corrosion-resistant layer. Passivation is particularly important in industries such as medical and food, where cleanliness and corrosion resistance are crucial. These examples highlight the range of surface treatments available for steel round bars. The choice of treatment depends on specific requirements such as corrosion resistance, aesthetics, and durability.
- Q: Are steel round bars suitable for architectural applications?
- Yes, steel round bars are suitable for architectural applications. They offer strength, durability, and versatility, allowing them to be used in various architectural designs such as railings, sculptures, and decorative elements. Steel round bars can be easily fabricated and have a sleek and modern aesthetic, making them a popular choice in the architectural industry.
- Q: Can steel round bars be used for making agricultural equipment?
- Yes, steel round bars can be used for making agricultural equipment. Steel round bars are known for their high strength and durability, making them suitable for heavy-duty applications in the agricultural industry. They can be used to manufacture various agricultural equipment such as plows, tillers, cultivators, harrows, and seeders. The strength of steel round bars allows these equipment to withstand the harsh conditions in the field, including the impact of rocks and hard soil. Additionally, steel round bars can be easily shaped and welded, providing flexibility in designing and customizing agricultural equipment according to specific requirements. Overall, steel round bars are a reliable and cost-effective material choice for making agricultural equipment due to their strength, durability, and versatility.
- Q: What are the advantages of using magnesium-alloy steel round bars?
- Using magnesium-alloy steel round bars offers several benefits: 1. They are lightweight, making them ideal for industries that require weight reduction, such as aerospace and automotive. 2. Despite being lightweight, they have a high strength-to-weight ratio, ensuring structural integrity under high loads. 3. They have excellent corrosion resistance, making them suitable for outdoor and marine applications. 4. They are known for their superior machinability, allowing for precise and complex component manufacturing. 5. They effectively dissipate heat, making them ideal for applications that require heat management. 6. They contribute to a more sustainable and environmentally friendly manufacturing process due to magnesium's recyclability. 7. While they may have a higher initial cost, their lightweight nature leads to cost savings in transportation and installation. Additionally, their corrosion resistance and durability reduce long-term maintenance and replacement costs. In conclusion, magnesium-alloy steel round bars offer advantages such as lightweight, high strength-to-weight ratio, corrosion resistance, machinability, heat dissipation, eco-friendliness, and cost-effectiveness. They are highly desirable for industries that prioritize weight reduction, performance, and durability.
- Q: Are steel round bars suitable for bicycle frame applications?
- Yes, steel round bars are suitable for bicycle frame applications. Steel is a commonly used material for bicycle frames due to its strength, durability, and ability to absorb vibrations. Round bars provide a strong and rigid structure, allowing for a stable and reliable frame that can withstand the stresses and strains of regular use.
- Q: Can steel round bars be used in the food processing industry?
- No, steel round bars are not typically used in the food processing industry as they can potentially contaminate the food due to their composition and surface characteristics. Food-grade materials such as stainless steel are preferred for their corrosion resistance and hygienic properties in order to maintain the integrity and safety of the food being processed.
- Q: What is the red hardness of a steel round bar?
- The ability of a steel round bar to maintain its hardness and resistance to deformation at high temperatures is known as its red hardness. It indicates the steel's capacity to retain its strength and hardness when exposed to heat. Steels with higher carbon content typically demonstrate greater red hardness. This characteristic is crucial in situations where the steel is exposed to elevated temperatures, like in forging or heat-treating processes. Determining the red hardness of a steel round bar involves conducting different tests and measurements, including hardness testing at varying temperatures or assessing the steel's microstructure.
- Q: What is the difference between a hot-rolled and a forged steel round bar?
- The manufacturing process and resulting properties distinguish a hot-rolled steel round bar from a forged one. Hot-rolled steel round bars are created by heating a steel billet or ingot to a high temperature and shaping it with rollers. This method allows for large-scale production and the creation of various sizes and shapes. As the steel is heated and shaped, it undergoes significant deformation and recrystallization, resulting in a uniform grain structure. Hot-rolled steel round bars have a rougher surface finish and may have different levels of internal stress due to the cooling process. They are commonly used in construction, manufacturing, and general fabrication where strength and cost-effectiveness are important. In contrast, forged steel round bars are manufactured by applying extreme pressure to a heated steel billet or ingot, often using a hammer or press. This process produces a much stronger and more durable product compared to hot-rolled steel. The intense pressure during forging aligns the grain structure of the steel, leading to improved mechanical properties such as increased strength, toughness, and resistance to fatigue and impact. Moreover, the forging process eliminates internal voids and porosity, making forged steel round bars more reliable and less prone to failure. Given the high level of customization and precision involved in forging, these round bars find extensive use in critical applications that demand superior strength and performance, such as aerospace, automotive, and oil and gas industries. In summary, the primary distinctions between hot-rolled and forged steel round bars arise from their manufacturing processes and resulting properties. Hot-rolled steel offers cost-effectiveness and a wide range of sizes and shapes, while forged steel provides superior strength, durability, and reliability. The choice between the two depends on the specific application and desired performance characteristics.
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Hot Rolled Steel Round Bar for Structure Using
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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