C45 Density of Carbon Steel

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 120000 m.t./month

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C	Si	Mn	P	S	Cr	Ni	Cu
0.42~0.50%	0.17~0.37%	0.50~0.80%	≤0.035%	≤0.035%	≤0.25%	≤0.25%	≤0.25%

Company Information

CNBM International Corporation is the most important trading platform of CNBM group.

Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.

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professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale

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SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem

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CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.

4, Payment Terms?

30% TT as deposit and 70% before delivery.

Irrevocable L/C at sight.

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CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.

For any problem, please kindly contact us at any your convenient time.

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Packaging & Delivery

1, Packaging: seaworthy package or as required

2, Delivery: 35-45 days or based on quantity

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: Round bar, flat steel, not reinforced: Flat steel: can be used to make iron, tools and machinery parts, building used as housing structure, escalator.All belong to section steel. Round steel can be used as reinforcing steel, which is often referred to as light round bar and primary steel. Flat steel is finished steel, not steel.

Q: What are the different types of steel round bar alloys for improved machinability?: There are several types of steel round bar alloys that are specifically designed to improve machinability. These alloys are chosen for their ability to be easily shaped, cut, and drilled, which is crucial in various machining applications. Some of the commonly used steel round bar alloys for improved machinability include: 1. 12L14 Steel: This alloy contains added lead, which enhances its machinability. The presence of lead lubricates the cutting tool, reduces friction, and improves chip formation during the machining process. 2. 1215 Steel: Similar to 12L14, 1215 steel also contains added lead, which provides excellent machinability. This alloy is known for its high cutting speeds, smooth surface finish, and improved chip control. 3. 4140 Steel: Although not specifically designed for machinability, 4140 steel is known for its excellent overall machining properties. With proper heat treatment, this alloy offers good strength, toughness, and wear resistance while still maintaining a reasonable level of machinability. 4. 1018 Steel: This low carbon steel alloy is widely used for its excellent machinability. It is easy to cut, drill, and shape, making it suitable for a variety of machining operations. However, it may have lower strength compared to some other alloys. 5. 8620 Steel: This alloy is specifically designed for case hardening, but it also offers good machinability. 8620 steel can be easily machined, providing high surface finish and dimensional accuracy. 6. 416 Stainless Steel: This stainless steel alloy provides good machinability due to its sulfur content. It is used in applications where corrosion resistance is required along with improved machinability. These are just a few examples of steel round bar alloys that are chosen for their enhanced machinability. The selection of the appropriate alloy depends on the specific machining requirements and the desired properties in the final product.

Q: Can steel round bars be used for making propeller shafts?: Yes, steel round bars can be used for making propeller shafts. Steel is a common material choice for propeller shafts due to its strength, durability, and resistance to corrosion. The round shape of the steel bar allows for efficient transfer of rotational energy, making it suitable for propeller shafts in various applications.

Q: What is the average cost of steel round bars?: The average cost of steel round bars can vary depending on various factors such as size, grade, quantity, and market conditions. It is recommended to check with steel suppliers or conduct market research to get an accurate and up-to-date average cost.

Q: How do steel round bars compare to rubber round bars?: Steel round bars and rubber round bars have different properties and applications. Steel round bars are known for their strength, durability, and resistance to high temperatures and corrosion. They are commonly used in construction, manufacturing, and engineering projects that require structural support or reinforcement. On the other hand, rubber round bars are known for their flexibility, shock absorption, and noise reduction properties. They are often used in applications such as automotive parts, conveyor belts, and vibration isolation systems. Overall, the choice between steel and rubber round bars depends on the specific requirements of the application and the desired properties needed.

Q: Are steel round bars suitable for food processing applications?: Steel round bars are commonly used in food processing applications due to their many desirable properties. Firstly, steel is highly durable and can withstand heavy usage and frequent cleaning in food processing environments. This makes it an ideal choice for equipment such as conveyor belts, mixers, and cutting tools. Additionally, steel round bars are resistant to corrosion, which is crucial in food processing applications where exposure to moisture and various chemicals is common. This resistance ensures that the equipment remains hygienic and safe for food production. Furthermore, steel round bars can be easily machined and fabricated into different shapes and sizes, making them versatile for various food processing needs. They can be used to create custom equipment or parts that meet specific requirements, ensuring efficient and effective food processing operations. Lastly, steel is a cost-effective material for food processing applications. It offers excellent value for money, as it provides long-lasting performance, requires minimal maintenance, and can be readily available in the market. However, it is important to note that not all steel round bars are suitable for food processing applications. Stainless steel is the most commonly used type of steel in this industry due to its enhanced corrosion resistance and hygienic properties. Therefore, when choosing steel round bars for food processing applications, it is crucial to ensure that they meet the necessary standards and regulations for food safety.

Q: Can steel round bars be used for making conveyor belts?: No, steel round bars cannot be used for making conveyor belts. Conveyor belts are typically made from materials like rubber or fabric, which provide flexibility and durability necessary for their function. Steel round bars are rigid and not suitable for this purpose.

Q: Can steel round bars be used for making engine parts?: Yes, steel round bars can be used for making engine parts. Steel round bars are often used in the manufacturing of engine components due to their high strength, durability, and resistance to heat and corrosion. They can be machined into various shapes and sizes to create engine parts such as crankshafts, camshafts, connecting rods, and valves. The use of steel round bars ensures the required mechanical properties and structural integrity needed for engine performance and reliability. Additionally, steel round bars can be heat-treated and surface-treated to further enhance their properties, making them suitable for engine applications.

Q: What are the common industries that use steel round bars?: Due to their strength, durability, and versatility, steel round bars are widely utilized across various industries. Construction, manufacturing, automotive, aerospace, energy, and oil and gas industries heavily rely on these bars for their unique properties and applications. In the construction industry, steel round bars play a vital role in creating structural frameworks like beams, columns, and trusses. They provide the necessary support and stability for buildings, bridges, and other infrastructures. Additionally, steel round bars reinforce concrete structures, guaranteeing their structural integrity. The manufacturing industry extensively employs steel round bars in the production of machinery, equipment, and tools. These bars are often machined, forged, or heat-treated to manufacture components such as shafts, gears, fasteners, and bearings. Their high tensile strength and resistance to wear and tear make them ideal for withstanding heavy loads and harsh operating conditions. In the automotive sector, steel round bars are essential in manufacturing crucial vehicle components like axles, crankshafts, camshafts, and suspension systems. These bars provide the required strength and durability for safe and reliable transportation. The aerospace industry heavily relies on steel round bars for manufacturing aircraft components, including landing gears, engine parts, and structural elements. Steel round bars ensure the safety and performance of aircraft due to their high strength-to-weight ratio, allowing for lighter aircraft without compromising strength. In the energy industry, steel round bars are used in constructing turbines, generators, and transmission towers for power generation and transmission. The robustness and corrosion resistance of steel make it suitable for extreme temperatures and harsh environments. Lastly, the oil and gas industry extensively utilizes steel round bars for drilling equipment, pipe fittings, valves, and other critical components. These bars are specially designed to withstand high-pressure and corrosive environments, making them vital for oil and gas exploration, extraction, and transportation. To summarize, steel round bars are widely used across various industries for their strength, durability, and versatility. They are crucial in ensuring the safety, reliability, and efficiency of numerous industrial processes in construction, manufacturing, automotive, aerospace, energy, and oil and gas sectors.

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