Forged S20C Square Steel Bar Carbon Steel
- 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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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Standard:
AISI,ASTM,JIS,GB,BS,DIN,API,EN
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
A53(A,B),20#,10#,SS400-SS490,600 Series,400 Series,300 Series,200 Series,HRB400,Q195,Q215,Q235,Q215B,Q235B,RHB335
Certification:
ISO,UL,BSI,API,RoHS,IBR,BV,SGS,CE
Thickness:
16mm-360mm
Length:
6m
Net Weight:
2mt
Forged S20C Square Steel Bar Carbon Steel
Product Description of Forged S20C Square Steel Bar Carbon Steel
1. Steel grade: SAE1020, 20#, C22, S20C
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 MS Mild Steel SAE1020 Hot Rolled Round Bar
Material | S20C | 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 Forged S20C Square Steel Bar Carbon Steel
C | Si | Mn | Cr | Ni | Cu |
0.17~0.23 | 0.17~0.37 | 0.35~0.65 | ≤0.25 | ≤0.30 | ≤0.25 |
Photo Show of Forged S20C Square Steel Bar Carbon Steel
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of Forged S20C Square Steel Bar Carbon Steel
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: How about tempering No. 45 round bar?
- Quenching and tempering is the double heat treatment of quenching and high temperature tempering, the purpose is to make the workpiece have good comprehensive mechanical properties.
- Q: What are the different packaging options for steel round bars?
- There are several packaging options available for steel round bars, depending on the specific needs and requirements of the customer. Some of the common packaging options include: 1. Bundles: Steel round bars are often bundled together using steel straps or wire to create a compact and secure package. Bundles can vary in size, with common options being 2, 3, 4, or 5 tons. This packaging option is suitable for transportation and storage purposes. 2. Wooden Crates: For added protection during transportation, steel round bars can be packed in wooden crates. These crates are designed to withstand the weight and size of the bars, ensuring safe delivery to the customer. 3. Steel Cages: In some cases, steel round bars are packaged in steel cages or racks to provide additional stability and security during transportation. These cages are typically made of sturdy steel and are stackable, making them suitable for storage purposes as well. 4. Plastic Wrapping: To protect the steel round bars from moisture, dust, and other contaminants, they can be wrapped in plastic or shrink wrap. This packaging option is commonly used when the bars are stored or transported in open-air environments. 5. Customized Packaging: Depending on the customer's specific requirements, steel round bars can be packaged in custom-designed containers or crates. These can be tailored to accommodate different sizes, weights, and quantities of bars, ensuring maximum convenience and safety during handling and transportation. It is important to note that the choice of packaging option may vary depending on factors such as the destination, mode of transportation, and specific industry standards. Therefore, it is advisable for customers to consult with their suppliers or packaging experts to determine the most suitable packaging option for their steel round bars.
- Q: Can steel round bars be used in manufacturing equipment?
- Yes, steel round bars can be commonly used in manufacturing equipment due to their high strength, durability, and versatility. They are often utilized as structural components, axles, shafts, and other critical parts in various industries such as automotive, construction, and machinery.
- Q: What is the difference between a hot-rolled and a cold-drawn steel round bar?
- The main difference between a hot-rolled and a cold-drawn steel round bar lies in the manufacturing process and the resulting properties of the finished product. Hot-rolled steel round bars are produced by heating a billet or ingot at a high temperature, typically around 1100 to 1300 degrees Celsius, and then rolling it into the desired shape and size. This process results in a rougher surface finish and larger tolerances compared to cold-drawn bars. Hot-rolled bars are generally less precise in dimensions and may have some surface defects such as scale or rust. On the other hand, cold-drawn steel round bars are manufactured by pulling a hot-rolled bar through a die at room temperature. This process reduces the diameter and enhances the surface finish of the bar, resulting in a smoother and more precise product. Cold-drawing also improves the mechanical properties of the steel, such as increased strength, hardness, and improved surface quality. The cold-drawing process also provides closer dimensional tolerances, making cold-drawn bars suitable for applications that require higher precision. In summary, the difference between a hot-rolled and a cold-drawn steel round bar lies in the manufacturing process, resulting in different surface finish, dimensional tolerances, and mechanical properties. Hot-rolled bars are produced at high temperatures, have a rougher surface, and larger tolerances, while cold-drawn bars are manufactured at room temperature, have a smoother surface, closer dimensional tolerances, and enhanced mechanical properties. The choice between the two depends on specific application requirements and the desired characteristics of the finished product.
- Q: Can steel round bars be used in structural applications?
- Yes, steel round bars can be used in structural applications. Steel round bars are commonly used in construction and engineering projects where strength and durability are important. They are versatile and can be used for various structural elements such as beams, columns, and supports. Steel round bars have excellent mechanical properties, including high tensile strength and good ductility, making them suitable for withstanding heavy loads and resisting deformation. Additionally, steel round bars can be easily joined or connected to other structural components, making them a popular choice in the construction industry.
- Q: Can steel round bars be used for making fasteners or bolts?
- Yes, steel round bars can be used for making fasteners or bolts. Steel is a commonly used material for fasteners and bolts due to its high strength, durability, and resistance to corrosion. Round bars made of steel can be easily machined and threaded to create various types of fasteners and bolts, including screws, nuts, and threaded rods. The specific grade of steel used would depend on the application and required strength properties. However, it is important to note that the manufacturing process and quality control are crucial in ensuring the reliability and performance of the final product.
- Q: What are the common defects found in steel round bars?
- Steel round bars may possess several common defects, including surface cracks, internal voids, inclusions, segregation, and dimensional variations. Surface cracks can arise from manufacturing processes or improper handling and transportation, resulting in compromised structural integrity and reduced load-bearing capacity. Internal voids, also known as blowholes or cavities, emerge as empty spaces within the steel caused by trapped gases during solidification. These voids can detrimentally affect the mechanical properties of the bar, rendering it more susceptible to failure under stress. Inclusions, non-metallic particles or impurities, may be present in the steel. They may originate from raw materials used in production or contaminants introduced during manufacturing. Inclusions diminish the strength and ductility of the steel and can serve as starting points for cracks. Segregation refers to the uneven distribution of elements within the steel. It can occur during solidification, leading to areas of the bar with distinct chemical compositions. Consequently, variations in mechanical properties, such as hardness and toughness, arise, resulting in inconsistent performance. Defects can also manifest as dimensional variations, such as out-of-roundness or fluctuations in diameter. These variations impact the bar's fit and functionality, especially in applications requiring precise dimensions. To ensure the quality and reliability of steel round bars, particularly in applications demanding high strength and performance, it is crucial to identify and rectify these defects. Regular inspections, implementation of quality control measures, and adherence to industry standards and specifications aid in minimizing these defects and upholding the integrity of steel round bars.
- Q: What is the typical yield strength of a steel round bar?
- The typical yield strength of a steel round bar can vary depending on the specific grade and manufacturing process, but it is commonly in the range of 300 to 700 megapascals (MPa).
- Q: What are the different heat treatment processes used for steel round bars?
- Steel round bars can undergo several heat treatment processes to enhance their mechanical properties and overall performance. These processes include annealing, normalizing, quenching, tempering, and case hardening. 1. Annealing involves heating the steel round bars to a specific temperature and then slowly cooling it to relieve internal stresses and improve ductility. It also refines the grain structure, making the steel softer and more workable. 2. Normalizing is similar to annealing, but the steel round bars are cooled in still air. This process refines the grain structure and improves mechanical properties like strength and toughness. 3. Quenching is a rapid cooling process where the steel round bars are immersed in a quenching medium such as oil, water, or polymer. It achieves high hardness and strength by transforming the steel's microstructure into martensite. However, it can also make the steel more brittle, so tempering is often done afterward. 4. Tempering involves reheating the quenched steel round bars to a specific temperature and then slowly cooling it. This process reduces the brittleness caused by quenching and improves toughness and ductility. The temperature and duration of tempering can be adjusted for desired mechanical properties. 5. Case hardening is a surface heat treatment process that increases hardness and wear resistance. Carbon or other alloying elements are introduced to the steel's surface, which is then heated to a specific temperature. This creates a hardened outer layer while maintaining a tough core. These heat treatment processes offer steel round bars a wide range of mechanical properties and performance characteristics, making them suitable for various applications in industries like automotive, construction, manufacturing, and aerospace. The choice of specific heat treatment process depends on desired properties, steel composition, and intended application of the round bars.
- Q: What are the different types of steel round bars used in the power generation industry?
- Different applications in the power generation industry utilize various types of steel round bars. These round bars are carefully selected for their distinct properties and characteristics, which are essential for different power generation processes. Commonly used types of steel round bars in the power generation industry include: 1. Carbon Steel Round Bars: These round bars are extensively used due to their affordability, strength, and ease of fabrication. They find applications in power generation equipment like turbines, generators, and boilers. 2. Alloy Steel Round Bars: Alloy steel round bars are created by combining carbon steel with elements such as chromium, nickel, and molybdenum to enhance their mechanical properties. These bars offer increased strength, corrosion resistance, and heat resistance, making them suitable for high-pressure and high-temperature applications in power plants. 3. Stainless Steel Round Bars: Stainless steel round bars possess high corrosion resistance and excellent heat resistance. They are commonly employed in power generation equipment that comes into contact with water or steam, such as condensers, heat exchangers, and valves. 4. Tool Steel Round Bars: Tool steel round bars are renowned for their exceptional hardness, wear resistance, and toughness. They are frequently used in power generation equipment that undergoes frequent machining, cutting, or forming processes, including drilling equipment and turbine blades. 5. High-Speed Steel Round Bars: High-speed steel round bars are specifically designed to withstand high temperatures while maintaining their hardness and cutting ability at elevated speeds. They find applications in power generation equipment like cutting tools, drills, and milling machines. 6. Duplex Steel Round Bars: Duplex steel round bars combine austenitic and ferritic stainless steels, offering outstanding strength, corrosion resistance, and weldability. They are commonly utilized in power plants for piping systems, pressure vessels, and heat exchangers. It should be noted that the specific type of steel round bars utilized in the power generation industry can vary depending on the requirements and operating conditions of each power plant. Therefore, it is crucial to consult with engineers and experts to determine the most suitable type of steel round bars for a particular power generation application.
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Forged S20C Square Steel Bar Carbon Steel
- 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
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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