JIS S20C 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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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
JIS S20C Carbon Steel Round Bar
Product Description of JIS S20C Carbon Steel Round Bar
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 JIS S20C Carbon Steel 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 JIS S20C Carbon Steel Round Bar
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 JIS S20C 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 JIS S20C 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:How do steel round bars perform under cyclic loading?
- Steel round bars generally perform well under cyclic loading due to their high strength and ductility. The ability of steel to withstand repeated loading and unloading without significant deformation or failure makes it suitable for applications where cyclic loading is present, such as in structural engineering, automotive components, and machinery. However, the performance of steel round bars under cyclic loading also depends on factors like the quality of the steel, design considerations, and the magnitude and frequency of the cyclic loading.
- Q:How do you prevent steel round bars from warping during machining?
- One effective way to prevent steel round bars from warping during machining is by using proper machining techniques and tools. It is crucial to maintain consistent and balanced cutting forces, ensuring that the machining process does not generate excessive heat. Cooling techniques such as using coolant or lubricants can also help in dissipating heat and reducing warping. Additionally, using sturdy and rigid workholding devices to securely hold the round bars in place can minimize vibration and distortion. Lastly, allowing sufficient time for the steel round bars to cool down between machining operations can help to prevent warping.
- Q:Are steel round bars suitable for use in food processing equipment?
- No, steel round bars are not suitable for use in food processing equipment. Food processing equipment requires materials that are resistant to corrosion, easy to clean, and non-reactive with food substances. While steel round bars are strong and durable, they are prone to rust and can contaminate food with metallic particles. Stainless steel, on the other hand, is the ideal choice for food processing equipment due to its high resistance to corrosion, easy cleanability, and non-reactive properties. It is important to prioritize the safety and hygiene of food processing equipment, and therefore, steel round bars should not be used in this context.
- Q:How do you straighten a bent steel round bar?
- To straighten a bent steel round bar, you can follow a few simple steps: 1. Assess the bend: Determine the severity and location of the bend in the round bar. This will help you decide which method to use for straightening. 2. Heat the bar: If the bend is not too severe, you can heat the bar using a blowtorch or a forge. Apply heat evenly across the bent area until it becomes red hot. Heating the bar will make it more malleable and easier to straighten. 3. Apply pressure: Once the bar is heated, you can use a vice or a hydraulic press to apply pressure on the bent section. Gradually increase the pressure until the bar starts to straighten. Be careful not to apply excessive force as it may cause the bar to break. 4. Use leverage: If the bend is not too severe, you can also use leverage to straighten the bar. Secure one end of the bar in a vice or clamp and apply force to the bent section in the opposite direction. Slowly and gently increase the force until the bar straightens. 5. Cold bending: If the bend is minor, you may be able to straighten the bar without applying heat. This method involves using a hammer or mallet to gently tap the bent area in the opposite direction until it straightens. Be cautious not to strike the bar too hard, as it may create new bends or fractures. 6. Check for straightness: After applying the straightening method, carefully inspect the bar to ensure it is straight. If there are any remaining bends, repeat the process until the bar is completely straight. Remember to wear appropriate safety gear, such as gloves and eye protection, when working with steel bars. It is also advisable to consult a professional if you are unsure about the straightening process or if the bar is severely bent.
- Q:What are the different types of steel alloy compositions used for round bars?
- Round bars are made from various steel alloy compositions, each with its own unique properties and applications. Some commonly used compositions include carbon steel, alloy steel, stainless steel, tool steel, duplex steel, and high-speed steel. Carbon steel is the basic and widely used type, consisting primarily of iron and carbon. It is known for its strength, durability, and affordability. Alloy steel, on the other hand, contains additional alloying elements like manganese, chromium, nickel, or molybdenum. This gives it enhanced strength, hardness, and resistance to wear, making it suitable for high-performance applications. Stainless steel, composed mainly of iron, chromium, and nickel, offers excellent corrosion resistance. It is ideal for environments with high moisture or chemical exposure, and it is often used in architectural and decorative applications. Tool steel is designed for exceptional hardness, toughness, and wear resistance. It is commonly used in the production of cutting tools, dies, and molds. Elements like tungsten, vanadium, or cobalt are added to enhance its performance. Duplex steel is a balanced combination of austenitic and ferritic microstructures. It provides excellent strength and corrosion resistance, making it suitable for demanding environments like the offshore oil and gas industry. High-speed steel is engineered to withstand high temperatures and maintain hardness and toughness at elevated speeds. It is frequently used in the production of cutting tools, drills, and milling cutters. Compositions containing elements like tungsten, molybdenum, or cobalt are typically used. These examples represent just a few of the steel alloy compositions available for round bars. The choice of composition depends on the specific application, desired properties, and performance requirements.
- Q:Are steel round bars suitable for high-pressure applications?
- Yes, steel round bars are often suitable for high-pressure applications. Steel is known for its strength and durability, making it an ideal material for withstanding high pressure. Round bars, in particular, offer excellent tensile strength and resistance to deformation, making them suitable for use in high-pressure environments such as hydraulic systems, oil and gas pipelines, and structural applications. Additionally, steel round bars can be manufactured to meet specific strength and hardness requirements, further enhancing their suitability for high-pressure applications. However, it is important to consider the specific requirements of the application and consult with an engineer or industry expert to ensure the appropriate grade and size of steel round bar is selected for optimal performance and safety.
- Q:What is the difference between hot rolled and cold drawn steel round bars?
- Hot rolled steel round bars are produced by heating a steel billet or ingot at a high temperature and then rolling it into the desired shape. This process results in a rougher surface finish and a larger diameter tolerance compared to cold drawn steel round bars. Hot rolled bars are commonly used in applications where strength and durability are important, such as in construction and manufacturing. On the other hand, cold drawn steel round bars are produced by pulling a hot rolled bar through a die at room temperature, which results in a smoother surface finish and tighter diameter tolerances. This process also improves the mechanical properties of the steel, such as its strength and hardness. Cold drawn bars are often used in applications where precision and a high-quality surface finish are required, such as in the production of shafts, bolts, and precision components. In summary, the main differences between hot rolled and cold drawn steel round bars are the surface finish, diameter tolerance, and mechanical properties. Hot rolled bars have a rougher surface finish, larger diameter tolerances, and are typically used in applications where strength and durability are important. Cold drawn bars have a smoother surface finish, tighter diameter tolerances, and are commonly used in applications where precision and a high-quality surface finish are required.
- Q:How do steel round bars resist corrosion?
- Steel round bars possess corrosion resistance due to a variety of factors. To begin with, steel itself is an alloy primarily composed of iron and carbon. By incorporating other elements like chromium, nickel, and molybdenum, the corrosion resistance of steel is enhanced. These additional elements create a protective oxide layer on the steel's surface, acting as a barrier against corrosive substances in the surroundings. Moreover, steel round bars can undergo further surface treatments or coatings to augment their corrosion resistance. One commonly used technique is galvanization, which involves coating the steel with a layer of zinc. This zinc coating serves as a sacrificial layer, deteriorating before the steel itself is affected. Additionally, steel round bars can be coated with epoxy or other polymer coatings to provide an additional layer of safeguarding. It is also crucial to recognize that the manufacturing process and quality of the steel round bars significantly influence their corrosion resistance. Proper heat treatment, refining techniques, and quality control measures guarantee a homogeneous microstructure and minimal impurities in the steel, thereby reducing the probability of corrosion. In conclusion, the combination of alloying elements, surface treatments, and high-quality manufacturing processes contribute to the corrosion resistance of steel round bars, rendering them a dependable choice for applications in corrosive environments.
- Q:What are the advantages of using tungsten-alloy steel round bars?
- There are several advantages of using tungsten-alloy steel round bars. Firstly, tungsten imparts high strength and durability, making these bars suitable for heavy-duty applications. Secondly, tungsten improves the hardness and wear resistance of the steel, increasing its lifespan and reducing the need for frequent replacements. Additionally, tungsten-alloy steel round bars exhibit excellent heat resistance and can withstand high temperatures without losing their mechanical properties. Lastly, these bars have superior corrosion resistance, making them ideal for use in harsh environments or corrosive conditions.
- Q:What is the maximum length of a steel round bar that can be produced?
- Various factors, including the manufacturing process, equipment size and capacity, and logistical constraints, dictate the maximum length of a steel round bar. Typically, steel round bars can range from a few feet to several hundred feet in length. However, it is important to acknowledge that longer lengths may have certain limitations or considerations. For instance, hot rolling mills often determine the maximum length of a steel round bar based on the size and capacity of the rolling mill. The bar's length must fall within a range that the machinery can effectively roll and process. Additionally, transportation and handling logistics can also impose restrictions on the maximum length of a steel bar. Longer bars may necessitate specialized equipment or meticulous planning to ensure safe and efficient movement. Consequently, considering the specific production capabilities and constraints of the steel manufacturer or supplier becomes crucial when determining the maximum length of a steel round bar that can be produced.
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JIS S20C 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
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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