High Quality Carbon Structural Steel Round Bar CK45
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Standard:
API,DIN,BS,GB,JIS,EN,AISI,ASTM
Technique:
Cold Drawn,Cold Rolled,Hot Rolled,Spring,EFW,Extruded,Saw,Forged,ERW
Shape:
Rectangular,Oval,LTZ,Round,Hexagonal,C Channel,Square,U Channel
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Polished,Bright,Black,PVDF Coated,Chromed Passivation
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-300mm
Length:
6m,12m
Net Weight:
2mt
High Quality Carbon Structural Steel Round Bar CK45
Product Description of High Quality Carbon Structural Steel Round Bar CK45
1. Steel grade: SAE1045, 45#, C45, S45C,CK45
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 High Quality Carbon Structural Steel Round Bar CK45
Material | CK45 | 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 High Quality Carbon Structural Steel Round Bar CK45
C | Si | Mn | Cr | Ni | Cu |
0.42~0.47 | 0.17~0.37 | 0.35~0.65 | ≤0.25 | ≤0.30 | ≤0.25 |
Photo Show of High Quality Carbon Structural Steel Round Bar CK45
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of High Quality Carbon Structural Steel Round Bar CK45
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 the manufacturing of jewelry?
- Steel round bars have the potential to be employed in jewelry production. Despite the fact that steel is not as frequently utilized as precious metals such as gold or silver in the creation of jewelry, it can still be employed to craft distinctive pieces with an industrial feel. The utilization of steel round bars imparts a polished and modern appearance, rendering them appropriate for contemporary or minimalist designs. Moreover, steel is renowned for its robustness and sturdiness, guaranteeing that the jewelry will endure the rigors of daily use. Nevertheless, it is worth mentioning that steel may not be suitable for individuals with metal allergies or sensitive skin.
- Q:What is the difference between a bright and a black steel round bar?
- The appearance and surface finish are the main factors that differentiate a bright steel round bar from a black steel round bar. A bright steel round bar, also referred to as a bright drawn or turned bar, possesses a sleek and glossy surface. This is accomplished through a process known as cold drawing, wherein the steel bar is pulled through a die to eliminate any flaws and create a consistent shape. The outcome is a highly polished and reflective surface that is aesthetically pleasing. Conversely, a black steel round bar features a dark, rough, and non-reflective surface. This is due to the fact that it does not undergo the same cold drawing process as a bright steel bar. The black surface is typically a result of the scale that forms on the steel during the manufacturing process, which remains intact. In terms of properties, both bright and black steel round bars are composed of the same material, typically carbon steel. Thus, their mechanical properties such as strength, hardness, and toughness are generally similar. However, the manufacturing process of the bright steel bar aids in enhancing its surface quality and dimensional accuracy in comparison to the black steel bar. Ultimately, the choice between a bright and a black steel round bar depends on the desired aesthetic appearance and the specific requirements of the application. Bright steel bars are commonly used in decorative applications where a polished and visually appealing finish is desired. On the other hand, black steel bars are often utilized in structural applications where surface appearance is less important but strength and durability are crucial.
- Q:What are the different surface hardness options for steel round bars?
- Steel round bars can have varying levels of surface hardness depending on the specific requirements and applications. Some of the different surface hardness options for steel round bars include: 1. Soft or annealed: This is the lowest level of surface hardness, where the steel is heated and then slowly cooled to reduce internal stress and increase ductility. Soft or annealed steel is easier to machine and form but has lower strength and wear resistance. 2. Normalized: Normalizing involves heating the steel to a specified temperature and then cooling it in air. This process refines the grain structure and improves the mechanical properties of the steel, resulting in increased hardness compared to annealed steel. 3. Quenched and tempered: This is a heat treatment process that involves heating the steel to a high temperature and then rapidly cooling it in a quenching medium like oil or water. The rapid cooling hardens the surface of the steel, while the subsequent tempering process reduces internal stresses and increases toughness. Quenched and tempered steel round bars have high hardness and strength, making them suitable for applications that require resistance to wear and impact. 4. Induction hardened: Induction hardening is a surface hardening process that involves heating only the surface of the steel round bar using an induction coil. This localized heating is followed by rapid quenching, resulting in a hardened surface layer with increased wear resistance. The core of the steel remains unaffected, retaining its toughness. 5. Case hardened: Case hardening, also known as carburizing, involves introducing carbon into the surface layer of the steel round bar. This is typically done by exposing the steel to a carbon-rich gas or by heating it with a carbon-containing material. The carbon diffuses into the surface and increases the hardness, while the core remains relatively softer. Case hardened steel round bars have a tough core with a wear-resistant surface. These are just a few of the different surface hardness options available for steel round bars. The choice of hardness will depend on the specific application requirements, such as strength, wear resistance, and toughness needed for the intended use.
- Q:What are the different mechanical properties of steel round bars?
- The different mechanical properties of steel round bars include tensile strength, yield strength, elongation, hardness, and impact resistance. Tensile strength refers to the maximum amount of stress a material can withstand before breaking. Yield strength is the stress at which a material begins to deform permanently. Elongation measures the amount of deformation a material can undergo before breaking. Hardness determines the material's resistance to indentation or scratching. Impact resistance is the ability of a material to absorb energy during sudden impacts without breaking.
- Q:Can steel round bars be used in the manufacturing of automotive parts?
- Yes, steel round bars can be used in the manufacturing of automotive parts. Steel round bars are commonly used in the automotive industry due to their high strength, durability, and versatility. They can be machined, welded, and formed into various shapes to create components such as axles, shafts, suspension parts, and engine components. Steel round bars provide the necessary strength and stability required for automotive applications, making them a reliable choice for manufacturing automotive parts.
- Q:What is the difference between a peeled and a centerless ground steel round bar?
- A peeled steel round bar refers to a process where the outer surface of the bar is removed, typically by using a peeling machine, to achieve a smooth and precise surface finish. This process helps to remove any imperfections or scale on the surface of the bar, resulting in a clean and polished appearance. The peeled round bar also undergoes a sizing process to ensure its dimensional accuracy, making it suitable for various applications where a smooth surface finish and precise dimensions are important. On the other hand, a centerless ground steel round bar refers to a process where the bar is ground using a centerless grinding machine. This process involves feeding the bar through grinding wheels that rotate at different speeds, removing material from the bar's outer diameter to achieve the desired size and surface finish. Centerless grinding allows for tight tolerances and precise sizing, making it suitable for applications that require high precision and accuracy. In summary, the main difference between a peeled and a centerless ground steel round bar lies in the process used to achieve the desired surface finish and dimensional accuracy. While both processes result in a smooth and precise bar, peeling removes material from the outer surface, whereas centerless grinding removes material from the outer diameter. The choice between the two depends on the specific requirements of the application and the desired surface finish and dimensional accuracy.
- Q:What are the different heat treatment processes for steel round bars?
- There are several heat treatment processes for steel round bars, including annealing, normalizing, quenching, tempering, and hardening. Annealing involves heating the steel to a specific temperature and then slowly cooling it to relieve internal stresses and improve its machinability. Normalizing is a similar process, but the cooling is done in still air to achieve a more uniform structure. Quenching involves rapidly cooling the steel from a high temperature to increase its hardness, while tempering is a subsequent process that reduces the brittleness caused by quenching through controlled reheating. Hardening is a process that involves heating the steel to a high temperature and then rapidly cooling it to achieve maximum hardness.
- Q:What are the advantages of using nickel-iron alloy steel round bars?
- Nickel-iron alloy steel round bars offer numerous benefits. Firstly, they possess outstanding resistance to corrosion and oxidation, making them highly suitable for environments with moisture, chemicals, or high temperatures. This ensures their structural integrity and durability, reducing the need for frequent replacements or repairs. Secondly, these round bars exhibit excellent mechanical properties, including high strength, toughness, and hardness. This makes them ideal for heavy-duty applications in industries such as construction, manufacturing, and engineering. Additionally, nickel-iron alloy steel maintains its shape and dimensions even at extreme temperatures, thanks to its good thermal stability and resistance to thermal expansion. This reliability makes it perfect for high-temperature applications. Moreover, these round bars have remarkable magnetic properties, with high magnetic permeability. This makes them suitable for electromagnetic applications like transformers, inductors, and magnetic shielding, enhancing the efficiency of these devices. Lastly, nickel-iron alloy steel offers versatility in manufacturing processes and customization options. It can be easily machined, welded, and formed into various shapes and sizes, providing flexibility in design and application. This adaptability makes it a preferred choice in many industries. In conclusion, the benefits of using nickel-iron alloy steel round bars are evident in their corrosion resistance, mechanical properties, thermal stability, magnetic properties, and versatility. These qualities ensure optimal performance and longevity, making them reliable and suitable for a wide range of applications.
- Q:Are steel round bars corrosion-resistant?
- Yes, steel round bars can be corrosion-resistant depending on the specific type of steel used and the conditions they are exposed to. Stainless steel round bars, for example, are known for their high corrosion resistance due to the addition of chromium and other alloying elements. These alloys form a protective oxide layer on the surface of the steel, which helps prevent corrosion and rusting. However, not all steel round bars are inherently corrosion-resistant. Carbon steel round bars, for instance, are more susceptible to corrosion and require protective coatings or treatments to enhance their resistance. It is important to consider the specific grade and composition of the steel round bars when determining their corrosion resistance properties.
- Q:How do you prevent steel round bars from rusting?
- To prevent steel round bars from rusting, several measures can be taken. One effective method is to apply a protective coating or paint to the surface of the bars, which acts as a barrier against moisture and oxygen. Additionally, regular cleaning and maintenance to remove any dirt, debris, or corrosive substances can help prevent rust formation. Storing the bars in a dry and controlled environment, away from humidity and moisture, is also crucial. Moreover, using galvanized steel round bars, which have a zinc coating, or stainless steel bars that are resistant to corrosion, can provide long-term rust prevention.
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High Quality Carbon Structural Steel Round Bar CK45
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 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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