Hot Rolled Iron Steel Round Bars in High Quality

Hot Rolled Iron Steel Round Bars in High Quality System 1

Hot Rolled Iron Steel Round Bars in High Quality

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 100 m.t.

Supply Capability:: 40000 m.t./month

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OKorder is offering Hot Rolled Iron Steel Round Bars in High Quality 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 Rolled Iron Steel Round Bars in High Quality 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 Rolled Iron Steel Round Bars in High Quality 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

Certificates: ISO, SGS, BV, CIQ

Length: 6m – 12m, as per customer request

Packaging: Export packing, nude packing, bundled

Trademark	Rank	Chemical composition (quality score) %
		C	Si	Mn	S	P
		C	Si	Mn	S	P
			≤		≤	≤
Q235	A	0.14-0.22	0.30	0.30-0.65	0.050	0.045
Q235	B	0.12-0.20	0.30	0.30-0.70	0.045	0.045
Trademark	Rank	Pulling Test
		Bend PointΔs/Mpa		Tensile Strength	Elongation Ratioδ5%
		Thickness (Diameter) /MM		Tensile Strength	Thickness (Diameter) /MM
		≤16	16-40		≤16	16-40
		≥			≥
Q235	A	235	225	375-500	26	25
Q235	B	235	225	375-500	26	25

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: How do we guarantee the quality of our products?

A2: 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.

Q3: How soon can we receive the product after purchase?

A3: 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.

Q4: How many tons of steel products could be loaded in containers?

A4: Usually the steel products are delivered by bulk vessel because of the large quantity and the freight. However, there are no bulk vessel enter some seaports so that we have to deliver the cargo by containers. The 6m steel product can be loaded in 20FT container, but the quantity is changed according to the size, usually from 18tons to 25tons.

Q5: what is the difference between actual weight and theoretical weight?

A5: 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.

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Hot Rolled Iron Steel Round Bars in High Quality

Q: The difference between round face and round bar steel on concrete: Round bar is divided into three parts: hot rolling, forging and cold drawing. Standard Specification for hot rolled round steel is 5.5-250 mm. Of which: 5.5-25 mm small round bars are mostly supplied by straight strips. They are used as reinforcing bars, bolts and various mechanical parts, and more than 25 millimeters of round steel. They are mainly used in the manufacture of mechanical parts or seamless steel tube billets.

Q: Can steel round bars be used for making hydraulic cylinders or pistons?: Yes, steel round bars can be used for making hydraulic cylinders or pistons. Steel is a strong and durable material that can withstand the high pressures and loads that hydraulic cylinders and pistons typically experience. Steel round bars can be machined or shaped into the desired dimensions for the hydraulic cylinder or piston. Additionally, steel has good corrosion resistance properties, which is important for hydraulic systems that may come into contact with moisture or other corrosive substances. Overall, steel round bars are a suitable material choice for manufacturing hydraulic cylinders and pistons.

Q: Can steel round bars be used for shafts or axles?: Yes, steel round bars can be used for shafts or axles. Steel round bars are commonly used for these applications due to their high strength, durability, and ability to withstand heavy loads and torsional forces. They can be machined and shaped to fit specific requirements, making them suitable for various industrial and mechanical applications.

Q: What is the difference between a centerless ground and a polished steel round bar?: A centerless ground steel round bar and a polished steel round bar are both types of steel bars that have undergone different finishing processes, resulting in distinct qualities and characteristics. A centerless ground steel round bar is produced by grinding the surface of the steel bar using a specialized machine called a centerless grinder. This process removes any imperfections or irregularities on the surface, resulting in a smooth and uniform finish. The centerless grinding process also ensures that the diameter of the bar remains consistent throughout its length. This makes centerless ground steel round bars ideal for applications that require precise dimensions and a smooth surface, such as in machining operations or as a base material for further processing. On the other hand, a polished steel round bar is achieved through a polishing process, where the surface of the steel bar is buffed and polished using abrasive materials. This process helps to enhance the aesthetic appearance of the steel bar, giving it a shiny and reflective surface. Unlike centerless grinding, polishing does not involve removing material from the surface but rather smoothing and refining it. Polished steel round bars are often used in decorative applications, such as in architecture, interior design, or as components in high-end furniture. In summary, the main difference between a centerless ground steel round bar and a polished steel round bar lies in the finishing process. Centerless grinding focuses on achieving precise dimensions and a smooth surface, making it suitable for functional applications. On the other hand, polishing aims to enhance the visual appeal of the steel bar, making it more suitable for decorative purposes.

Q: What are the different types of steel round bars used in the marine industry?: In the marine industry, various types of steel round bars are used for different applications. These steel round bars are specifically designed to withstand the harsh marine environment and provide high strength and corrosion resistance. 1. Stainless Steel Round Bars: Stainless steel round bars are widely used in the marine industry due to their excellent corrosion resistance properties. They are resistant to saltwater, acids, and other corrosive elements found in the marine environment. Stainless steel round bars are commonly used for marine fittings, fasteners, and propeller shafts. 2. Carbon Steel Round Bars: Carbon steel round bars are known for their high strength and durability. They are used in various marine applications such as shipbuilding, construction of offshore structures, and fabrication of marine equipment. Carbon steel round bars are available in different grades, with higher carbon content providing increased strength and hardness. 3. Alloy Steel Round Bars: Alloy steel round bars are made by combining different elements such as chromium, nickel, and molybdenum with carbon steel to enhance their mechanical properties. These bars offer excellent strength, toughness, and resistance to corrosion. Alloy steel round bars are commonly used for marine shafts, gears, and structural components. 4. Duplex Stainless Steel Round Bars: Duplex stainless steel round bars are a combination of austenitic and ferritic stainless steels. They offer superior corrosion resistance and high strength, making them ideal for marine applications. Duplex stainless steel round bars are often used in offshore platforms, marine vessels, and underwater equipment. 5. Nickel Alloy Round Bars: Nickel alloy round bars are known for their exceptional resistance to corrosion and high-temperature environments. They are used in critical marine applications where strength, durability, and resistance to corrosive elements are essential. Nickel alloy round bars are commonly used in marine valves, pumps, and heat exchangers. Each type of steel round bar used in the marine industry has its own unique properties and advantages. The selection of the appropriate steel round bar depends on the specific application and requirements of the marine project.

Q: What are the advantages of using weather-resistant steel round bars?: There are several advantages to using weather-resistant steel round bars. Firstly, weather-resistant steel round bars are designed to withstand the effects of harsh weather conditions. They are specifically formulated to resist corrosion, rust, and other forms of degradation caused by exposure to rain, snow, humidity, and even saltwater environments. This makes them highly suitable for outdoor applications, such as construction projects, marine structures, and infrastructure in coastal areas. Secondly, the use of weather-resistant steel round bars eliminates the need for additional protective coatings or treatments. Unlike regular steel, which requires regular maintenance and painting to prevent rust and corrosion, weather-resistant steel round bars possess a natural protective layer that forms on the surface, known as patina. This patina acts as a barrier against further corrosion, reducing the overall maintenance requirements and extending the lifespan of the material. Thirdly, weather-resistant steel round bars offer exceptional strength and durability. They are manufactured using a special alloy composition, which enhances their mechanical properties and makes them highly resistant to impact, bending, and fatigue. This makes them ideal for structural applications where strength and reliability are crucial, such as in bridges, building frameworks, and heavy machinery. Additionally, weather-resistant steel round bars have aesthetic advantages. The unique patina that develops on the surface of these bars gives them a distinctive appearance, often described as an attractive and warm reddish-brown color. This natural weathered look can be desirable for architectural and design purposes, adding a visually appealing element to structures and outdoor installations. Lastly, the use of weather-resistant steel round bars contributes to sustainability and cost-effectiveness. Due to their long lifespan and low maintenance requirements, these bars offer a more sustainable solution compared to traditional steel, which often requires frequent painting and replacement. Furthermore, the initial investment in weather-resistant steel round bars may be higher than regular steel, but the long-term savings in maintenance and replacement costs make them a cost-effective choice in the long run. In conclusion, the advantages of using weather-resistant steel round bars include their ability to withstand harsh weather conditions, eliminate the need for additional protective coatings, provide exceptional strength and durability, offer aesthetic appeal, and contribute to sustainability and cost-effectiveness.

Q: Can steel round bars be used for making gears?: Certainly! Gears can indeed be made using steel round bars. The reason for their widespread use in gear manufacturing lies in their outstanding strength, longevity, and ability to withstand damage. These bars can be processed, subjected to heat treatment, and molded into different types of gears, including spur gears, helical gears, and bevel gears. Steel round bars provide exceptional accuracy and dependability, making them ideal for applications demanding durable and high-performing gears, like automotive transmissions, industrial machinery, and power transmission systems.

Q: Are steel round bars suitable for bicycle frame applications?: Yes, steel round bars are suitable for bicycle frame applications. Steel is a popular material choice for bicycle frames due to its strength, durability, and versatility. Steel round bars provide excellent structural integrity, making them ideal for supporting the weight and stress placed on a bicycle frame during use. Additionally, steel is known for its high fatigue resistance, which means it can withstand repeated loading and unloading without losing its strength. Steel round bars also offer good weldability, allowing for easy construction and repair of bicycle frames. Overall, steel round bars are a reliable and practical choice for bicycle frame applications.

Q: What are the different types of corrosion-resistant steel round bars?: There are several different types of corrosion-resistant steel round bars available in the market. Some of the commonly used types include: 1. Stainless Steel Round Bars: Stainless steel is a popular choice for corrosion-resistant applications due to its high resistance to rust and corrosion. It contains chromium, which forms a protective oxide layer on the surface of the steel, preventing further corrosion. 2. Duplex Stainless Steel Round Bars: Duplex stainless steel is a type of stainless steel that contains a balanced combination of austenite and ferrite microstructures. This gives it excellent corrosion resistance, high strength, and good weldability. 3. Nitronic Stainless Steel Round Bars: Nitronic stainless steel is a high-performance alloy that offers superior corrosion resistance, high strength, and good ductility. It contains nitrogen, which enhances its resistance to pitting and crevice corrosion. 4. Alloy Steel Round Bars: Alloy steel is a type of steel that is alloyed with various elements to improve its properties. Some alloy steels, such as corrosion-resistant alloys (CRA), are specifically designed to resist corrosion in harsh environments. These alloys typically contain elements such as chromium, nickel, and molybdenum. 5. Aluminum Round Bars: While not technically steel, aluminum round bars are often used in applications where corrosion resistance is essential. Aluminum forms a protective oxide layer on its surface, which helps prevent 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 widely used in marine and offshore applications due to their excellent resistance to seawater corrosion. These alloys have high strength, good ductility, and exceptional resistance to biofouling. These are just a few examples of the different types of corrosion-resistant steel round bars available. The choice of material depends on the specific application requirements, environmental conditions, and budget considerations. It is important to consult with a materials engineer or specialist to select the most suitable corrosion-resistant steel round bar for a particular application.

Q: What are the different finishes available for steel round bars?: There are several different finishes available for steel round bars, each of which serves a specific purpose and provides distinct benefits. Some of the most common finishes include: 1. Hot Rolled: This finish is achieved by heating the steel above its recrystallization temperature and then rapidly cooling it. It results in a rough, scaly surface texture that provides excellent corrosion resistance and durability. 2. Cold Rolled: In this process, the steel is rolled at room temperature, resulting in a smooth and polished finish. Cold rolled steel round bars are known for their precise dimensions, tight tolerances, and improved surface finish. 3. Bright Drawn: This finish involves subjecting the steel round bars to a drawing process, where they are pulled through a die to achieve the desired shape and size. It leaves the surface smooth, bright, and free from any imperfections or defects. 4. Polished: Polishing is typically done after the steel round bars have been cold rolled or drawn. It involves using abrasive materials or chemical treatments to remove any surface imperfections and create a highly reflective finish. Polished steel round bars are often used in decorative applications. 5. Ground: Grinding is a process where the steel round bars are subjected to abrasive wheels to remove any surface imperfections or irregularities. It results in a smooth and even finish, making the bars suitable for applications where tight tolerances and uniformity are required. 6. Galvanized: Galvanizing is a coating process where the steel round bars are dipped in a bath of molten zinc. This creates a protective layer that prevents corrosion and increases the lifespan of the bars, making them suitable for outdoor applications or environments with high humidity or moisture. These different finishes offer a range of properties and appearances, allowing steel round bars to be used in various industries and applications such as construction, automotive, manufacturing, and engineering. It is important to consider the specific requirements and conditions of the intended use when selecting the appropriate finish for steel round bars.

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