Hot Rolled Steel Round Bar S20C
- 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
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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Specification
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
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:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
16mm-360mm
Length:
6m
Net Weight:
2mt
Hot Rolled Steel Round Bar S20C
Product Description of Hot Rolled Steel Round Bar S20C
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 Hot Rolled Steel Round Bar S20C
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 Hot Rolled Steel Round Bar S20C
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 Hot Rolled Steel Round Bar S20C
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 Steel Round Bar S20C
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: Can steel round bars be used in food processing applications?
- Using steel round bars in food processing applications is not advisable. These bars are usually crafted from carbon steel, which may contain impurities and fail to meet the required food safety standards. When working with food, it is crucial to utilize materials that are explicitly designed and sanctioned for food contact, like stainless steel. Stainless steel boasts superior resistance to corrosion, ease of cleaning, and non-reactivity with food, preserving its original flavor. Hence, to guarantee the safety and integrity of processed food, it is recommended to employ stainless steel round bars or other food-grade materials in food processing applications.
- Q: Can steel round bars be painted?
- Yes, steel round bars can be painted.
- Q: What is the difference between a centerless ground and a precision ground steel round bar?
- The manufacturing process and resulting quality of the finished product distinguish a centerless ground steel round bar from a precision ground one. The centerless ground steel round bar is produced through a machining technique known as centerless grinding. This involves placing the steel bar between two grinding wheels, one rotating rapidly and the other remaining stationary. The rotating wheel removes material from the bar's surface, resulting in a smooth and uniformly-sized round shape. Centerless grinding is renowned for its ability to achieve bars with precise tolerances and excellent surface finish. Contrarily, the precision ground steel round bar is manufactured using a distinct process called precision grinding. In precision grinding, the steel bar is firmly held in a chuck or fixture and rotated against a grinding wheel. The grinding wheel eliminates material from the bar's surface, yielding an accurate round shape with tight tolerances. Precision grinding is commonly employed when a higher level of accuracy is necessary, particularly in applications where the bar will function as a critical component in machinery or tools. In conclusion, both centerless ground and precision ground steel round bars offer exceptional dimensional accuracy and surface finish. However, centerless grinding proves to be a more efficient and cost-effective method for producing large quantities of round bars with consistent quality, while precision grinding is preferred for applications that demand the utmost level of dimensional accuracy and surface finish.
- Q: What is the maximum temperature that steel round bars can withstand?
- The maximum temperature a steel round bar can tolerate depends on the grade or type of steel used. In general, carbon steel can endure temperatures of up to approximately 1,482 degrees Celsius (2,700 degrees Fahrenheit) before its structural integrity starts to deteriorate. However, it is worth noting that the maximum temperature tolerance of steel can be altered by different alloying elements and manufacturing processes. For instance, stainless steel can withstand higher temperatures compared to carbon steel because of its increased resistance to oxidation and corrosion. Additionally, the duration of exposure to high temperatures must be taken into account, as prolonged heat exposure can cause the steel to soften and eventually fail. Therefore, it is crucial to refer to the manufacturer's specifications or seek professional advice to determine the maximum temperature a specific steel round bar can endure in a given application.
- Q: What are the different types of steel round bars used in the agricultural sector?
- Different types of steel round bars are commonly utilized in the agricultural sector due to their strength, durability, and versatility, playing a crucial role in various agricultural applications. 1. Mild Steel Round Bars: Widely used in agriculture, mild steel provides excellent strength at a relatively low cost. These round bars are commonly employed in constructing agricultural equipment like plows, cultivators, and harrows. 2. Carbon Steel Round Bars: Known for their high strength and toughness, carbon steel round bars can withstand heavy loads, making them ideal for applications requiring superior durability. They are commonly used in manufacturing tractor parts, tillage tools, and other heavy-duty agricultural machinery. 3. Alloy Steel Round Bars: Alloy steel round bars are produced by incorporating alloying elements such as chromium, nickel, or molybdenum into steel. These elements enhance the steel's strength, hardness, and corrosion resistance. In agriculture, alloy steel round bars are frequently used in manufacturing high-performance components like gears, axles, and shafts. 4. Stainless Steel Round Bars: Stainless steel round bars exhibit high resistance to corrosion and possess excellent mechanical properties. They are commonly utilized in agricultural applications that demand resistance to moisture, chemicals, and harsh environments. Stainless steel round bars find extensive use in manufacturing dairy equipment, storage tanks, and irrigation systems. 5. Tool Steel Round Bars: Specifically designed to withstand high temperatures, abrasion, and impact, tool steel round bars are employed in agricultural tasks involving cutting, shaping, or drilling. They are commonly utilized in the production of blades, cutting tools, and machinery parts for crop harvesting and processing. Choosing the appropriate type of steel round bar is crucial, considering the specific requirements and conditions of each agricultural application. By selecting the right steel round bar, farmers and agricultural professionals can ensure the reliability and longevity of their equipment and machinery.
- Q: What are the advantages of using free-cutting steel round bars?
- There are several advantages of using free-cutting steel round bars. Firstly, free-cutting steel round bars are known for their excellent machinability. They are specifically designed to be easily machined, allowing for smooth and efficient cutting, drilling, and shaping processes. This makes them ideal for applications where precision and intricate detailing are required, such as in the manufacturing of automotive components, machinery parts, and precision instruments. Secondly, free-cutting steel round bars offer improved productivity and reduced manufacturing costs. The enhanced machinability of these bars significantly reduces the time and effort required to machine them, resulting in higher production rates and increased efficiency. Additionally, the reduced wear and tear on cutting tools leads to longer tool life, reducing tool replacement costs and overall manufacturing expenses. Furthermore, free-cutting steel round bars exhibit excellent chip control. During machining, the chips produced can affect the surface finish and dimensional accuracy of the final product. Free-cutting steel round bars are specifically formulated to produce small, manageable chips that are easily expelled from the cutting zone. This not only improves the quality of the machined parts but also minimizes the risk of chip clogging or chip-related issues. Another advantage of using free-cutting steel round bars is their superior surface finish. These bars are often produced with a fine grain structure and low levels of impurities, resulting in a smooth and visually appealing surface finish. This is especially important for applications where aesthetics and appearance play a significant role, such as in architectural designs or decorative purposes. Lastly, free-cutting steel round bars offer excellent mechanical properties. They are typically manufactured with controlled chemical compositions and heat treatments, ensuring consistent and reliable mechanical performance. This makes them suitable for demanding applications that require high strength, toughness, and durability. In conclusion, the advantages of using free-cutting steel round bars include excellent machinability, improved productivity, reduced manufacturing costs, superior chip control, enhanced surface finish, and reliable mechanical properties. These benefits make free-cutting steel round bars a preferred choice in various industries and applications.
- Q: What are the different types of steel used for round bars?
- There are several different types of steel used for round bars, including carbon steel, alloy steel, stainless steel, and tool steel. Each type has its own unique composition and properties, making them suitable for various applications and industries.
- Q: What is the difference between carbon steel and stainless steel round bars?
- Carbon steel and stainless steel round bars differ primarily in their composition and properties. Carbon steel is primarily made up of iron and carbon, with trace amounts of other elements. It is known for its strength and durability, making it ideal for various applications in industries such as construction and automotive. Carbon steel round bars are generally more affordable than stainless steel round bars. Stainless steel, on the other hand, is a steel alloy that contains at least 10.5% chromium. This addition of chromium gives stainless steel its unique properties, including corrosion resistance. Stainless steel round bars are highly resistant to rust and staining, making them suitable for applications in environments exposed to moisture and chemicals. They are commonly used in industries such as food processing, medical equipment, and marine applications. Due to the chromium content, stainless steel round bars are generally more expensive than carbon steel round bars. However, the added cost is justified by their superior corrosion resistance and aesthetic appeal. Stainless steel also offers different grades and finishes, allowing for customization based on specific requirements. In summary, the main difference between carbon steel and stainless steel round bars lies in their composition and properties. Carbon steel is strong and affordable, while stainless steel offers corrosion resistance and comes in various grades and finishes. The choice between the two depends on the specific application and the desired properties required for the project.
- Q: Can steel round bars be used for making wheel hubs?
- Indeed, wheel hubs can be crafted using steel round bars. The preference for steel round bars in the fabrication of wheel hubs is attributed to their robustness and longevity. The cylindrical form of these bars facilitates effortless machining and shaping to meet the desired wheel hub design. Steel is renowned for its remarkable tensile strength and ability to withstand deterioration, making it an optimal substance for wheel hubs that must endure substantial loads and incessant wheel rotation. Moreover, steel is easily accessible and comparatively economical in contrast to alternative materials, rendering it a favored selection in the automotive sector for wheel hub manufacturing.
- Q: What are the different standards for steel round bars?
- Steel round bars have different standards depending on the country and industry. Various commonly used standards are as follows: 1. In the United States, ASTM A36 is widely used. It specifies the requirements for carbon structural steel, including round bars. The standard covers the steel's chemical composition, mechanical properties, and dimensional tolerances. 2. Many European countries use EN 10025, a European standard that encompasses structural steel, including round bars. It defines the steel's chemical composition, mechanical properties, and technical delivery conditions. 3. In Asia, JIS G3101 is commonly used. This Japanese standard specifies the general requirements for hot-rolled steel, including round bars. It covers the steel's chemical composition, mechanical properties, and dimensional tolerances. 4. Germany and other European countries commonly employ DIN 17100. This German standard defines general structural steels, including round bars, and provides detailed information on the steel's chemical composition, mechanical properties, and technical delivery conditions. 5. The British standard, BS 970, covers various types of steel, including round bars. It provides specifications for the steel's chemical composition, mechanical properties, and dimensional tolerances. These examples represent only a fraction of the numerous standards for steel round bars. To ensure the desired properties and quality of the steel, it is crucial to consult the appropriate standard for specific applications.
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Hot Rolled Steel Round Bar S20C
- 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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