Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
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Item specifice
Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
Product Description of Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
1. Steel grade: ASTM4140, SCM440, 42CrMo, DIN1.7225
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification of Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
Material | SCM4140 | Round bar | Dia(mm) | 16-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition of Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
C | Si | Mn | Cr | Mo | P | S |
0.38~0.43 | 0.15~0.35 | 0.75~1.00 | 0.8~1.1 | 0.15~0.25 | ≤0.035 | <0.04< td=""> |
Photo Show of Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
1. Steel round bar is used in 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.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
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.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
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.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
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.
We'll reply you in our first priority within 24 hours.
- Q:What are the advantages of using steel round bars over other materials?
- There are several advantages of using steel round bars over other materials. Firstly, steel round bars offer exceptional strength and durability, making them ideal for high-stress applications. Secondly, steel has excellent heat resistance, making it suitable for use in extreme temperature environments. Additionally, steel round bars exhibit excellent machinability, allowing for easy fabrication and customization. Moreover, steel is highly resistant to corrosion, ensuring longevity and reduced maintenance costs. Lastly, steel round bars are readily available in various sizes and grades, offering versatility for a wide range of construction and industrial projects.
- Q:What is the difference between a seamless and a turned steel round bar?
- The manufacturing process and resulting characteristics distinguish a seamless steel round bar from a turned steel round bar. To produce a seamless steel round bar, a solid steel billet is pierced, typically through hot rolling. This creates a hollow tube-like structure that is then elongated and shaped into the desired round bar form. The absence of welded joints or seams along its length gives the seamless bar a smooth and continuous surface. This manufacturing method improves the overall strength and durability of the round bar. In contrast, a turned steel round bar begins as a solid steel bar obtained through casting or hot rolling. The bar undergoes a machining process called turning, where it is rotated against a cutting tool to remove material and achieve the desired dimensions and shape. This turning process results in a round bar with a smooth and polished surface. However, there may be mill marks or slight imperfections due to the machining process, unlike a seamless round bar. Seamless steel round bars are often preferred in industries that require high strength and reliability, such as construction, automotive, and oil and gas. Their uniform structure and absence of welds make them highly resistant to cracking and failure under heavy loads or extreme conditions. On the other hand, turned steel round bars are commonly used in applications where a smooth surface finish is desired, such as decorative pieces or precision components for machinery. In summary, the main difference between a seamless and a turned steel round bar lies in their manufacturing process and resulting characteristics. While both provide a smooth surface finish, seamless round bars offer enhanced strength and reliability due to their seamless structure, whereas turned round bars are often chosen for their precise dimensions and aesthetic qualities.
- Q:What is the typical hardness of a steel round bar?
- The hardness of a steel round bar can vary depending on its specific grade and heat treatment. Generally, steel round bars have a hardness ranging from 100 to 300 on the Brinell hardness scale, which measures a material's resistance to indentation and is commonly used for assessing metal hardness. It's worth noting that different applications may call for varying levels of hardness, and steel round bars can be tailored to meet specific requirements through heat treatment processes like quenching and tempering.
- Q:Can steel round bars be used in high temperature applications?
- Steel round bars can indeed be used in high temperature applications. However, the specific type of steel and its composition will determine its suitability for such conditions. Certain grades of steel, such as stainless steel or heat-resistant alloys, are specifically designed to withstand high temperatures without losing their strength or undergoing deformation. These steel round bars are often used in applications such as furnace components, boiler tubes, and heat exchangers, where they are subjected to extreme heat. It is crucial to select the appropriate steel grade based on the specific temperature requirements and conditions of the application to ensure optimal performance and longevity.
- Q:What are the different alloying elements used in steel round bars?
- Steel round bars can be produced using various alloying elements that enhance their properties such as strength, durability, and specific characteristics. Some commonly utilized alloying elements in steel round bars include the following: 1. Carbon: Primarily used, carbon increases the hardness and strength of steel round bars, typically ranging from 0.2% to 2.1% carbon content. 2. Chromium: Added to improve corrosion and oxidation resistance, chromium also enhances hardness, strength, and wear resistance. Stainless steel round bars often contain significant amounts of chromium. 3. Nickel: Commonly found in stainless steel round bars, nickel improves corrosion resistance and mechanical properties, making the steel tougher and stronger. 4. Manganese: Added to enhance hardenability, strength, and wear resistance, manganese also contributes to the steel's ability to withstand impact and shock loading. 5. Molybdenum: Often used to enhance strength, toughness, and corrosion resistance, molybdenum also improves high-temperature strength and creep resistance. 6. Vanadium: Added to improve strength, toughness, and wear resistance, vanadium refines the steel's grain structure, enhancing its mechanical properties. 7. Tungsten: Utilized to increase hardness, strength, and resistance to wear and corrosion, tungsten also improves high-temperature strength and toughness. 8. Silicon: Added to improve strength, hardness, and resistance to oxidation, silicon aids in deoxidizing the steel during manufacturing. 9. Copper: Occasionally used, copper improves corrosion resistance, thermal conductivity, and electrical conductivity in steel. These alloying elements are just a few examples of those that can be used in steel round bars. The specific combination and proportion of these elements depend on the desired properties for the steel and the intended application of the round bars.
- Q:What are the different types of steel round bar heat treatments?
- Steel round bars can undergo several types of heat treatments, each aiming to enhance specific material properties. Common heat treatments include annealing, normalizing, quenching and tempering, and case hardening. 1. Annealing involves heating the steel round bar to a high temperature and gradually cooling it to room temperature. This process relieves internal stresses, improves machinability, and enhances ductility and toughness. 2. Normalizing, similar to annealing, requires heating the steel round bar to a specific temperature. However, instead of slow cooling, the bar is left to cool in air. Normalizing refines the grain structure, improves mechanical properties, and enhances machinability. 3. Quenching and tempering entails heating the steel round bar to a high temperature and rapidly cooling it using a quenching medium like oil or water. This rapid cooling achieves high hardness and strength. Subsequently, the steel is tempered by reheating it to a lower temperature, enhancing toughness and reducing brittleness. 4. Case hardening is employed to increase the surface hardness of the steel round bar while maintaining a tough core. This treatment involves heating the bar in the presence of carbon-rich substances like gas or liquid carburizing agents. It results in a hardened outer layer, known as the case, while the core remains relatively softer and more ductile. These examples demonstrate the various heat treatments applicable to steel round bars. The choice of heat treatment depends on the desired properties and applications of the steel. Consulting with metallurgical experts ensures the selection of the most appropriate treatment for each specific steel round bar.
- Q:How do you calculate the weight of a steel round bar based on its density and dimensions?
- To calculate the weight of a steel round bar, you need to multiply its density by its volume. The volume of a round bar can be calculated using the formula V = πr^2h, where r is the radius and h is the height. Once you have the volume, simply multiply it by the density of the steel to get the weight.
- Q:Can steel round bars be used for making cooling system components?
- Yes, steel round bars can be used for making cooling system components. Steel is a versatile and durable material that can withstand high temperatures and pressures, making it suitable for cooling system applications. Steel round bars can be machined to specific dimensions and shapes required for different cooling system components such as pipes, fittings, valves, and heat exchangers. Additionally, steel has excellent thermal conductivity, allowing for efficient heat transfer in cooling systems. However, it is important to consider the specific requirements of the cooling system and consult with engineers or professionals in order to select the appropriate grade of steel and ensure compatibility with other system components.
- Q:What are the advantages of using chromium-vanadium alloy steel round bars?
- Using chromium-vanadium alloy steel round bars has several advantages: 1. Exceptional Strength and Hardness: Chromium-vanadium alloy steel is renowned for its high strength and hardness. It possesses a strong tensile strength, making it ideal for heavy-duty applications and resistance against wear and tear. 2. Enhanced Durability: The incorporation of chromium and vanadium elements improves the durability of the alloy steel round bars. It offers excellent resistance to corrosion, oxidation, and high temperatures, making it perfect for harsh environments. 3. Versatility in Applications: Chromium-vanadium alloy steel round bars provide versatility in various applications. They are suitable for manufacturing tools, springs, gears, and other components requiring strength and durability. This alloy steel's versatility makes it highly favored in industries like automotive, aerospace, and construction. 4. Convenient Machinability: Chromium-vanadium alloy steel is relatively easy to machine and work with, offering convenience to manufacturers. It can be easily shaped, cut, and formed into desired sizes and shapes without compromising its mechanical properties. 5. Cost-Effective Option: Despite its exceptional properties, chromium-vanadium alloy steel round bars tend to be cost-effective when compared to other high-performance alloys. Hence, it is a popular choice for industries that require strong and durable materials within their budget. 6. Exceptional Fatigue Resistance: Chromium-vanadium alloy steel demonstrates exceptional fatigue resistance, making it suitable for applications involving repetitive stress or cyclic loading. It can withstand repeated use and maintain its structural integrity over an extended period. In conclusion, chromium-vanadium alloy steel round bars offer a combination of high strength, enhanced durability, versatility, and cost-effectiveness. These advantages make it the preferred material choice for various industrial applications where reliability and performance are of utmost importance.
- Q:How do you calculate the weight of a steel round bar based on its length and diameter?
- To calculate the weight of a steel round bar, you can use the formula: weight = (pi * diameter^2 * length) / 4.
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Hot Rolled Mild Round Bar S45C C45 1045 CK45 60mm Carbon Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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