Hot Rolled Steel Round Bar 40Cr System 1

Hot Rolled Steel Round Bar 40Cr

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 100 m.t.

Supply Capability:: 2000 m.t./month

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Product Applications:

Hot Rolled Steel Round Bar are ideal for a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc

Product Advantages:

OKorder's Hot Rolled Steel Round Bars are durable, strong, and with competitive price

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:

Manufacture: Hot rolled

Grade: Q195 – 235

Certificates: ISO, SGS, BV, CIQ

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

Packaging: Export packing, nude packing, bundled

Diameter	Mass	Diameter	Mass	Diameter	Mass
(mm)	(kg/m)	(mm)	(kg/m)	(mm)	(kg/m)
6	0.22	22	2.98	53	17.30
7	0.30	24	3.55	56	19.30
8	0.40	25	3.85	60	22.20
9	0.50	26	4.17	63	24.50
10	0.62	28	4.83	65	26.00
11	0.75	30	5.55	70	30.20
12	0.89	32	6.31	75	34.70
13	1.04	34	7.13	80	39.50
14	1.21	36	7.99	85	44.50
15	1.39	38	8.90	90	49.90
16	1.58	40	9.86	95	55.60
17	1.78	42	10.90	100	61.70
18	2.00	45	12.50	120	88.85
19	2.23	48	14.20	140	120.93
20	2.47	50	15.40	150	138.82

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 begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Q4:What is the package

A4: Standard seaworthy packing or as customer required; all goods are packed in bundle with steel strips and shipped by break bulk vessel or container

Images:

Hot Rolled Steel Round Bar 40Cr

Q:What are the different types of carbon steel round bars?: There are several different types of carbon steel round bars, including low carbon steel, medium carbon steel, and high carbon steel. Each type has varying levels of carbon content, which determines its strength and hardness. Low carbon steel round bars have the lowest carbon content and are more easily welded and formed. Medium carbon steel round bars have a higher carbon content and are stronger and more durable, making them suitable for applications that require higher strength. High carbon steel round bars have the highest carbon content and are extremely strong and hard, making them ideal for applications that require maximum strength and wear resistance.

Q:Can steel round bars be used for making connecting rods?: Yes, steel round bars can be used for making connecting rods. Connecting rods are vital components in internal combustion engines, and they require high strength and durability to withstand the forces and stresses involved in the engine's operation. Steel round bars, typically made from alloy steel, have excellent mechanical properties such as high tensile strength, hardness, and fatigue resistance, making them suitable for this application. Furthermore, steel round bars can be easily machined and shaped into the desired dimensions and specifications required for connecting rods. Therefore, using steel round bars is a common and reliable choice for manufacturing connecting rods in the automotive and other industries.

Q:Can steel round bars be used in the textile industry?: Steel round bars can indeed be used in the textile industry, albeit in limited applications. While textiles are primarily made from natural or synthetic fibers, steel round bars can be utilized in the machinery and equipment used in textile production. These bars are often used to construct frames, supports, and other structural components of textile machinery. For example, steel round bars can be used to build the frames of looms, which are used to weave fabrics. They can also be used in the construction of spinning machines, knitting machines, and other textile manufacturing equipment. Additionally, steel round bars can be used as a base or support for textile drying racks, storage systems, or conveyor systems. In these applications, the strength and durability of steel make it a suitable material for withstanding the demands of industrial textile production. However, it is important to note that steel round bars are not directly incorporated into the fabric or textile products themselves.

Q:How are steel round bars used in the manufacturing of hydraulic systems?: Steel round bars are commonly used in the manufacturing of hydraulic systems as they provide strength, durability, and stability to various components such as pistons, cylinders, and shafts. They are machined and shaped to create precision parts that can withstand high pressure and repetitive movements. The use of steel round bars ensures the reliable and efficient functioning of hydraulic systems, making them an integral part of their construction.

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:How do steel round bars compare to concrete round bars?: Steel round bars and concrete round bars have several key differences. Firstly, steel round bars are made of a strong and durable material, whereas concrete round bars are made of a composite material consisting of cement, aggregates, and water. This difference in materials gives steel round bars a higher tensile strength and resistance to bending and deformation compared to concrete round bars, which are more prone to cracking and breaking under stress. Secondly, steel round bars offer greater flexibility in terms of design and customization. They can be easily shaped, bent, and cut to specific lengths and dimensions, making them highly versatile for various applications. On the other hand, concrete round bars are usually available in standard sizes and shapes, limiting their design possibilities. Another important aspect to consider is the weight. Steel round bars are generally lighter in weight compared to concrete round bars, making them easier to handle and transport. This weight advantage also translates into reduced structural loads, allowing for more efficient and cost-effective construction. In terms of corrosion resistance, steel round bars require additional protective measures such as coatings or galvanization to prevent rust and corrosion, especially in humid or marine environments. Concrete round bars, on the other hand, are naturally resistant to corrosion. This can be a significant factor when considering the long-term durability and maintenance requirements of a structure. Lastly, cost is an important factor to consider. While steel round bars may have a higher initial material cost compared to concrete round bars, their superior strength and durability can lead to long-term cost savings. Concrete round bars may require more frequent maintenance and repairs, which can add up over time. In conclusion, steel round bars offer superior strength, flexibility, and durability compared to concrete round bars. However, the choice between the two depends on the specific requirements of the project, including factors such as design flexibility, weight considerations, corrosion resistance, and cost.

Q:How are steel round bars made?: Hot rolling is the method used to produce steel round bars. It starts by heating a large rectangular steel billet until it becomes malleable. Then, the heated billet is fed through a series of rolling stands that gradually decrease its thickness and give it a round shape. To begin the hot rolling process, the billet is placed in a furnace and subjected to extremely high temperatures, typically ranging from 1200 to 1300 degrees Celsius. This high heat makes the steel more pliable and easier to manipulate. Once the billet is heated, it is introduced into a rolling mill. This mill consists of rollers that progressively reduce the thickness and elongate the billet. Each set of rollers squeezes and stretches the billet, gradually forming it into a round shape. The number of passes through the rolling mill depends on the desired final size and shape of the round bar. While the rolling process takes place, the steel bar is also cooled to prevent overheating and ensure proper metallurgical properties. This cooling can be achieved through the use of a water spray or air cooling system. After the bar has been shaped and cooled, it is cut into the desired lengths. The cut bars then undergo further processes, including straightening, surface treatment, and quality testing. These additional steps guarantee that the steel round bars meet the required specifications and standards. In conclusion, the production of steel round bars involves heating a steel billet, passing it through a series of rolling stands to shape it into a round bar, cooling it, and cutting it into the desired lengths. This process enables the creation of robust and long-lasting round bars that serve various applications in industries like construction, manufacturing, and engineering.

Q:What are the advantages of using corrosion-resistant steel round bars?: Using corrosion-resistant steel round bars offers numerous benefits. Firstly, these bars possess a high resistance to corrosion, enabling them to withstand exposure to moisture, chemicals, and other corrosive elements without experiencing significant damage. This makes them ideal for use in environments where the risk of corrosion is high, such as coastal areas or industrial settings. Secondly, corrosion-resistant steel round bars have a longer lifespan compared to regular steel bars. Their ability to resist corrosion ensures that they maintain their structural integrity and strength over time, reducing the need for frequent replacements. This not only saves costs but also minimizes the downtime associated with maintenance and repairs. Furthermore, the utilization of corrosion-resistant steel round bars enhances safety. When steel bars corrode, they can weaken and eventually fail, posing a risk to buildings, infrastructure, and even human lives. By employing corrosion-resistant steel round bars, the risk of structural failures due to corrosion is significantly reduced, ensuring the safety of individuals and property. In addition, corrosion-resistant steel round bars offer versatility in design and application. These bars can be easily fabricated and shaped into various configurations, making them suitable for a wide range of construction projects. They can be utilized in the construction of bridges, buildings, marine structures, pipelines, and many other applications where corrosion resistance is crucial. Lastly, corrosion-resistant steel round bars contribute to environmental sustainability. The longer lifespan of these bars decreases the need for frequent replacements, consequently reducing the demand for raw materials and minimizing waste. Furthermore, their resistance to corrosion results in less maintenance and repair work, leading to lower energy consumption and fewer carbon emissions. In conclusion, the advantages of using corrosion-resistant steel round bars include their resistance to corrosion, extended lifespan, enhanced safety, versatility in design, and positive environmental impact. These qualities make them a cost-effective and dependable choice for various construction and infrastructure projects.

Q:Can steel round bars be used in corrosive environments?: Steel round bars can be used in corrosive environments depending on the specific grade of steel and the severity of the corrosive conditions. Stainless steel round bars, for example, have high resistance to corrosion and are commonly used in corrosive environments. However, regular carbon steel round bars may be susceptible to corrosion and would require additional protective coatings or treatments to be used effectively in such conditions.

Q:Are steel round bars suitable for the production of fasteners?: Yes, steel round bars are suitable for the production of fasteners. Steel is a strong and durable material that can withstand high levels of tension and pressure, making it ideal for fasteners. Round bars, in particular, offer a smooth and uniform surface that is easy to machine and shape into various types of fasteners such as bolts, screws, and studs. The versatility of steel round bars allows for customization in terms of size, length, and surface finish, making them suitable for a wide range of fastening applications in industries such as construction, automotive, and manufacturing. Additionally, steel round bars have excellent corrosion resistance properties when coated with protective finishes, ensuring the longevity and reliability of the fasteners.

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