High Carbon Steel Bearing Round Bar GCr15
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
High Carbon Steel Bearing Round Bar GCr15
Product Description of High Carbon Steel Bearing Round Bar GCr15
1. Steel grade: ASTM52100, SUJ2, 100Gr6,GCr15
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar, wire rod, sheet
5. Technique: Hot rolled, forged, cold drawn
Specification of High Carbon Steel Bearing Round Bar GCr15
Material | GCr15 | Round bar | Dia(mm) | 10-300mm |
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 Carbon Steel Bearing Round Bar GCr15
C | Si | Mn | Cr | Ni | Mo | P | S |
0.95~1.05 | 0.15~0.35 | 0.25~0.45 | 1.40~1.65 | ≤0.30 | ≤0.10 | ≤0.025 | ≤0.025 |
Photo Show of High Carbon Steel Bearing Round Bar GCr15
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 Carbon Steel Bearing Round Bar GCr15
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 you calculate the torsional strength of a steel round bar?
- To calculate the torsional strength of a steel round bar, you need to consider its material properties and dimensions. The torsional strength, also known as torsional yield strength or shear strength, refers to the maximum amount of torque or twisting force that a round bar can withstand without undergoing permanent deformation or failure. The formula to calculate torsional strength is: Torsional Strength = (Torsional Constant * Yield Strength) / (Polar Moment of Inertia * Length) 1. Torsional Constant: This constant depends on the shape of the cross-section of the round bar. For a solid round bar, the torsional constant is equal to (π * D^4) / 32, where D is the diameter of the bar. 2. Yield Strength: This is the stress at which the steel material starts to deform plastically. It is usually provided by the manufacturer or can be determined through material testing. 3. Polar Moment of Inertia: This property represents the resistance of the round bar to torsional deformation. For a solid round bar, the polar moment of inertia is equal to (π * D^4) / 32. 4. Length: This refers to the length of the round bar along which the torsional force is applied. By plugging these values into the formula, you can calculate the torsional strength of the steel round bar. It is important to note that this calculation assumes the round bar is perfectly homogeneous, free from any defects, and subjected to pure torsion. Keep in mind that torsional strength is just one aspect to consider when evaluating the suitability of a steel round bar for a specific application. Other factors such as fatigue strength, corrosion resistance, and load-bearing capacity should also be taken into account. It is recommended to consult with a professional engineer or refer to relevant industry standards to ensure accurate calculations and appropriate selection of materials.
- Q: What are the standard sizes for steel round bars?
- The standard sizes for steel round bars vary depending on the specific industry and application. However, some common standard sizes include 1/4 inch, 3/8 inch, 1/2 inch, 5/8 inch, 3/4 inch, 7/8 inch, 1 inch, 1 1/4 inch, 1 1/2 inch, 1 3/4 inch, 2 inch, 2 1/2 inch, 3 inch, 3 1/2 inch, 4 inch, 4 1/2 inch, 5 inch, 5 1/2 inch, 6 inch, 7 inch, 8 inch, 9 inch, 10 inch, 11 inch, 12 inch, and so on. These sizes are commonly used in construction, manufacturing, and engineering industries, and they may vary slightly depending on the country or region. It is important to note that steel round bars can also be custom-made to specific sizes and lengths to meet the requirements of a particular project.
- Q: How do you calculate the fatigue strength of a steel round bar?
- To calculate the fatigue strength of a steel round bar, you typically conduct a fatigue test, also known as a fatigue life assessment. This involves subjecting the round bar to repeated loading cycles, with varying stress levels, until it fails. The number of cycles the bar can withstand before failure is the fatigue strength. This test helps determine the endurance limit or fatigue limit of the steel round bar, which represents the maximum stress level that the bar can endure indefinitely without failure.
- Q: Are steel round bars available in different diameters?
- Indeed, one can find steel round bars in diverse diameters. The diameter options for steel round bars span a broad spectrum, commencing from diminutive sizes like 1/8 inch (3.175 mm) and extending to larger dimensions like 12 inches (304.8 mm) or even beyond. This assortment of diameters accommodates the needs of various sectors and enterprises, granting the freedom to select the ideal size to match specific undertakings or criteria.
- Q: Can steel round bars be heat treated to improve their mechanical properties?
- Yes, steel round bars can be heat treated to improve their mechanical properties. Heat treatment involves heating the steel to a specific temperature and then cooling it at a controlled rate. This process can alter the microstructure of the steel, resulting in improved hardness, strength, and toughness. Different heat treatment methods, such as quenching and tempering, can be applied depending on the desired mechanical properties.
- Q: What are the different surface defects that can occur in steel round bars?
- Some common surface defects that can occur in steel round bars include scratches, dents, pits, cracks, and scales. These defects can affect the overall integrity and quality of the steel and may need to be addressed or repaired before the bars can be used in various applications.
- Q: What is the difference between a solid and a hollow steel round bar?
- A solid steel round bar is a cylindrical bar made entirely of solid steel material, meaning it is filled and does not have any hollow spaces inside. On the other hand, a hollow steel round bar is also cylindrical in shape but has a hollow center, meaning it has empty space or a void inside the bar. The main difference between a solid and a hollow steel round bar lies in their structural composition and the purposes they serve. A solid steel round bar is typically used in applications where strength and durability are of utmost importance. It is commonly used in construction, manufacturing, and engineering projects where load-bearing capacity is required. On the other hand, a hollow steel round bar is designed to be lighter in weight while still maintaining structural integrity. The hollow center allows for weight reduction while still providing sufficient strength for various applications. Hollow steel round bars are often used in industries such as aerospace, automotive, and marine, where weight reduction is critical for improved fuel efficiency and overall performance. Additionally, the hollow space inside a hollow steel round bar also provides an opportunity for customization. It can be used to house other components, such as wires or piping, allowing for a more streamlined and efficient design. This makes hollow steel round bars versatile and suitable for various applications that require both strength and weight reduction. In summary, the main difference between a solid and a hollow steel round bar lies in their structural composition and the purposes they serve. Solid steel round bars are used for applications that require maximum strength and durability, while hollow steel round bars offer weight reduction and customization options, making them suitable for applications that prioritize lightweight design without compromising structural integrity.
- Q: What are the different types of steel round bars used in the automotive braking systems?
- There are several different types of steel round bars that are commonly used in automotive braking systems. These types of steel are specifically chosen for their strength, durability, and ability to withstand the high temperatures and pressures that are generated during braking. One commonly used type of steel round bar is carbon steel. This type of steel is known for its high strength and excellent hardness. Carbon steel round bars are often used in the manufacturing of brake rotors and brake drums. They are able to withstand the friction and heat generated during braking, ensuring reliable performance and longevity. Another type of steel round bar used in automotive braking systems is stainless steel. Stainless steel is highly resistant to corrosion and rust, making it ideal for brake lines and fittings. It also has good heat resistance properties, allowing it to withstand the thermal stresses generated during braking. Some automotive braking systems also utilize alloy steel round bars. Alloy steel is a combination of different metals, such as chromium, nickel, and molybdenum, which enhance its mechanical properties. Alloy steel round bars are known for their high tensile strength and toughness, making them suitable for applications that require a high level of performance and durability. In addition to these commonly used types of steel round bars, there are also specialized types that are designed for specific applications within automotive braking systems. For example, heat-treated steel round bars are used in the manufacturing of brake calipers and pistons, as they can withstand the extreme temperatures generated by the friction between the brake pads and rotors. Overall, the choice of steel round bar in automotive braking systems depends on the specific requirements of the application, such as strength, durability, heat resistance, and corrosion resistance. By selecting the appropriate type of steel, automotive manufacturers can ensure the safety and reliability of their braking systems.
- Q: Can steel round bars be used in the manufacturing of pumps?
- Indeed, pumps can be manufactured using steel round bars. These round bars are widely utilized in diverse industries owing to their robustness, longevity, and adaptability. In the realm of pump manufacturing, steel round bars are frequently employed as shafts or rotors due to their capacity to endure intense pressure and rotational forces. To meet the specific demands of pump designs, these round bars can be subjected to machining, forging, or heat treatment processes. Moreover, steel round bars offer exceptional resistance to corrosion, rendering them suitable for pumps deployed in a variety of environments. On the whole, steel round bars constitute a dependable and prevalent material in the realm of pump manufacturing.
- Q: What is the difference between a hot-rolled and a cold-drawn steel round bar?
- The manufacturing process and resulting properties distinguish a hot-rolled steel round bar from a cold-drawn one. To produce hot-rolled bars, a billet or ingot is heated to a high temperature, typically around 1100 to 1300 degrees Celsius, and then rolled into the desired shape and size. This process yields a rougher surface finish and larger tolerances compared to cold-drawn bars. Hot-rolled bars exhibit less precision in dimensions and may contain surface defects such as scale or rust. In contrast, cold-drawn bars undergo manufacturing by pulling a hot-rolled bar through a die at room temperature. This process reduces the diameter and enhances the surface finish, resulting in a smoother and more precise product. Cold-drawing also improves the mechanical properties of the steel, including increased strength, hardness, and improved surface quality. The cold-drawing process provides closer dimensional tolerances, making cold-drawn bars suitable for applications that demand higher precision. In conclusion, the distinction between hot-rolled and cold-drawn steel round bars lies in the manufacturing process, resulting in differences in surface finish, dimensional tolerances, and mechanical properties. Hot-rolled bars are produced at high temperatures, possess a rougher surface, and have larger tolerances. On the other hand, cold-drawn bars are manufactured at room temperature, exhibit 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 final product.
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High Carbon Steel Bearing Round Bar GCr15
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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