Hot Rolld Steel Round Bars with Variety Grade
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 200 m.t.
- Supply Capability:
- 30000 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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OKorder is offeringHot Rolld Steel Round Bars with Variety Grade 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 African, South American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolld Steel Round Bars with Variety Grade 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 Hot Rolld Steel Round Bars with Variety Grade are durable, strong, and wide variety of sizes.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: Q195 – 235
Size: 8MM~50MM
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
FAQ:
Q1: How do we guarantee the quality of our products?
A1: 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.
Q2: How soon can we receive the product after purchase?
A2: Within three days of placing an order, we will arrange production. The normal sizes with the normal grade can be produced within one month. The specific shipping date is dependent upon international and government factors, the delivery to international main port about 45-60days.
Q3: what is the difference between actual weight and theoretical weight?
A3: All the section steel has two weights: actual weight and theoretical weight. Actual weight is the weighing out when the product delivered from the mill. Theoretical weight is calculated by pieces. The invoice can be based on each of them as your request.
Images:
- Q: What are the advantages of using duplex steel round bars?
- There are several advantages of using duplex steel round bars in various applications. Firstly, duplex steel round bars offer excellent corrosion resistance. This type of steel contains a balanced combination of chromium, nickel, and molybdenum, which enables it to withstand harsh environments, including marine and chemical industries. This corrosion resistance makes duplex steel round bars ideal for applications where exposure to corrosive elements is high. Secondly, duplex steel round bars possess high strength and toughness. The duplex microstructure of this steel combines both ferrite and austenite phases, resulting in a material with higher strength compared to traditional stainless steels. This enhanced strength and toughness make duplex steel round bars suitable for demanding applications that require high load-bearing capacities. Additionally, duplex steel round bars exhibit good fatigue resistance. This property makes them suitable for applications subjected to cyclic loading or dynamic stress, such as in structural components or machinery parts. The fatigue resistance of duplex steel allows for extended service life and reliability in such applications. Another advantage of using duplex steel round bars is their superior weldability. They offer good weldability due to their balanced chemical composition and microstructure. This makes it easier to fabricate and join duplex steel round bars, reducing production time and costs in various industries. Furthermore, duplex steel round bars have excellent resistance to stress corrosion cracking (SCC). SCC occurs when a material is exposed to a corrosive environment combined with tensile stresses, leading to premature failure. The ability of duplex steel to resist SCC makes it a preferred choice for applications where the risk of stress corrosion cracking is high, such as in offshore and oil and gas industries. Lastly, duplex steel round bars offer cost-effective solutions. Despite their superior properties, duplex steel round bars are often more cost-effective than other high-performance materials. Their long service life, reduced maintenance requirements, and overall durability contribute to lower lifecycle costs, making them an economical choice for various applications. In summary, the advantages of using duplex steel round bars include excellent corrosion resistance, high strength and toughness, good fatigue resistance, superior weldability, resistance to stress corrosion cracking, and cost-effectiveness. These properties make duplex steel round bars a preferred choice for a wide range of industries, including oil and gas, chemical processing, marine, and structural applications.
- Q: What are the different types of steel round bars used in the manufacturing of valves and fittings?
- There are several types of steel round bars commonly used in the manufacturing of valves and fittings, including carbon steel round bars, stainless steel round bars, and alloy steel round bars. These different types of steel offer varying levels of strength, corrosion resistance, and durability, allowing manufacturers to choose the most suitable material for their specific application requirements.
- Q: What is the difference between a hot rolled and a turned steel round bar?
- The main difference between a hot rolled and a turned steel round bar lies in the manufacturing process and the resulting characteristics of the finished product. A hot rolled steel round bar is produced by heating a billet or ingot of steel to a high temperature and then rolling it into the desired shape. This process allows for the steel to be formed and shaped easily, resulting in a bar with a rough surface and a slightly rounded or irregular shape. Hot rolling also helps to improve the overall strength and toughness of the steel, making it suitable for a wide range of applications. On the other hand, a turned steel round bar is produced by machining a hot rolled or cold drawn bar on a lathe. This process involves removing material from the surface of the bar using cutting tools, resulting in a smooth and precise finish. Turning also allows for greater dimensional accuracy and control over the final shape and size of the bar. In terms of surface finish and dimensional accuracy, a turned steel round bar generally offers a higher level of precision compared to a hot rolled bar. The turned bar has a smoother surface with fewer imperfections, making it ideal for applications where appearance and aesthetics are important. Additionally, the turned bar typically has tighter tolerances, ensuring consistent dimensions throughout its length. The choice between a hot rolled and a turned steel round bar depends on the specific requirements of the application. Hot rolled bars are commonly used in construction, manufacturing, and general engineering applications where strength and toughness are crucial. Turned bars, on the other hand, are often used in industries such as automotive, aerospace, and precision machining, where a high level of surface finish and dimensional accuracy is required. In summary, the difference between a hot rolled and a turned steel round bar lies in the manufacturing process and the resulting characteristics. Hot rolled bars offer strength and toughness, while turned bars provide a smoother surface finish and greater dimensional accuracy. The choice depends on the specific needs of the application.
- Q: What is the difference between a rough turned and a hot rolled steel round bar?
- A rough turned steel round bar and a hot rolled steel round bar differ in their manufacturing processes and resulting properties. A rough turned steel round bar is produced by first heating a steel billet or ingot to a high temperature and then subjecting it to rough machining processes. The rough machining involves removing excess material from the surface of the bar to achieve a desired size and shape. This process results in a slightly smoother surface compared to the hot rolled bar, but it may still have some minor imperfections. Rough turned bars are often used in applications where a smoother surface finish is required, such as in machining operations. On the other hand, a hot rolled steel round bar is manufactured by heating a steel billet or ingot to extremely high temperatures and then passing it through a series of rolling mills. The hot rolling process involves reducing the thickness and increasing the length of the steel bar by compressing it between a set of rotating rolls. As a result, hot rolled bars have a rough, scaled surface with variations in diameter along their length. This textured surface provides excellent adherence for paint, coatings, or further processing. Hot rolled bars are commonly used in construction, manufacturing, and structural applications where mechanical properties such as strength and durability are important. In summary, the main difference between a rough turned and a hot rolled steel round bar lies in their manufacturing processes and surface finish. Rough turned bars undergo rough machining to achieve a smoother surface, while hot rolled bars are formed through high-temperature rolling, resulting in a rough, scaled surface. The choice between these two types of bars depends on the specific application and the desired properties, such as surface finish, strength, and adherence.
- Q: How do steel round bars perform in outdoor or marine environments?
- Steel round bars generally perform well in outdoor or marine environments due to their inherent strength and corrosion resistance. The composition of steel, particularly stainless steel, enables it to withstand exposure to moisture, saltwater, and other harsh elements without significant degradation or rusting. This makes steel round bars a dependable choice for construction, infrastructure, and marine applications where durability and longevity are crucial.
- Q: Can steel round bars be bent?
- Yes, steel round bars can be bent. The flexibility of steel allows it to be shaped and manipulated into various forms, including bending round bars into desired angles or curves.
- Q: What is the maximum elongation of steel round bars?
- The maximum elongation of steel round bars can vary depending on the specific grade and composition of the steel. However, in general, the maximum elongation for steel round bars is typically around 20-30% of its original length. This means that the steel round bar can stretch or elongate by up to 20-30% before reaching its breaking point or ultimate tensile strength. It is important to note that this maximum elongation is influenced by various factors such as the quality of the steel, the manufacturing process, and any heat treatment applied to the bars. Therefore, it is advisable to consult the specific manufacturer's specifications and consider the intended application of the steel round bars to determine the maximum elongation for a particular case.
- Q: How do steel round bars perform under torsion or twisting forces?
- Steel round bars are known for their excellent performance under torsion or twisting forces. Due to their inherent strength and stiffness, steel round bars are capable of withstanding high levels of torque without significant deformation or failure. When subjected to torsion, steel round bars exhibit a phenomenon known as elastic behavior. Initially, the bar will twist and deform elastically, meaning it will return to its original shape once the twisting forces are removed. This elastic deformation is proportional to the applied torque, following Hooke's law. However, if the torsional forces exceed the elastic limit of the steel round bar, it will undergo plastic deformation. This means that the bar will permanently twist and will not return to its original shape once the forces are released. The amount of plastic deformation depends on the magnitude and duration of the torsional forces. Steel round bars are highly resistant to torsional failure due to their high tensile strength, which allows them to withstand significant twisting forces. Additionally, the smooth and uniform surface of the round bars reduces the likelihood of stress concentrations, further enhancing their torsional performance. It is important to note that the performance of steel round bars under torsion can be influenced by factors such as alloy composition, heat treatment, and manufacturing processes. By selecting suitable grades of steel and employing appropriate processing techniques, the torsional strength and performance of steel round bars can be further optimized to meet specific application requirements.
- Q: How do steel round bars compare to fiberglass or composite bars?
- Steel round bars and fiberglass or composite bars have distinct differences in terms of their properties and applications. Strength and Durability: Steel round bars are known for their exceptional strength and durability. They have a high tensile strength and can withstand heavy loads and stress. Fiberglass or composite bars, on the other hand, have good strength-to-weight ratio but are generally not as strong as steel bars. They may be more prone to bending or breaking under high pressure or impact. Weight: Steel bars are significantly heavier than fiberglass or composite bars. This can be advantageous in certain applications where additional weight is desired for stability or to counteract external forces. However, in situations where weight reduction is crucial, such as in aerospace or automotive industries, fiberglass or composite bars are preferred due to their lightweight nature. Corrosion Resistance: Steel bars are susceptible to corrosion, especially when exposed to moisture or harsh environments. They require regular maintenance and protective coatings to prevent rusting. In contrast, fiberglass or composite bars are inherently corrosion-resistant, making them suitable for applications in marine or chemical industries where exposure to corrosive elements is common. Electrical Conductivity: Steel round bars are conductive, which can be advantageous in certain applications where electrical grounding or conductivity is required. Fiberglass or composite bars, being non-conductive, are preferred in situations where electrical insulation is necessary, such as in electrical installations or sensitive electronic systems. Cost: Steel bars are generally more cost-effective compared to fiberglass or composite bars. The raw materials for steel production are widely available, making them more affordable in most cases. Fiberglass or composite bars, on the other hand, involve complex manufacturing processes and the use of specialized materials, leading to higher production costs. In summary, steel round bars are favored for their strength, durability, and cost-effectiveness. They are commonly used in construction, manufacturing, and infrastructure projects. Fiberglass or composite bars, on the other hand, offer advantages in terms of weight reduction, corrosion resistance, electrical insulation, and are frequently used in applications requiring these properties. The choice between the two depends on the specific requirements and conditions of the project or industry.
- Q: Can steel round bars be used in the agriculture industry?
- Yes, steel round bars can be used in the agriculture industry. They are commonly used in various applications such as constructing farm equipment, fencing, and building structures. Steel round bars are known for their strength and durability, making them suitable for heavy-duty tasks in the agriculture sector. Additionally, steel round bars can withstand harsh weather conditions and resist corrosion, ensuring their longevity and reliability in agricultural settings. Overall, steel round bars are a versatile and practical choice for the agriculture industry due to their strength, durability, and resistance to environmental factors.
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Hot Rolld Steel Round Bars with Variety Grade
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 200 m.t.
- Supply Capability:
- 30000 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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