Annealing Peeling Bearing Steel SUJ2 Bars
- 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
Annealing Peeling Bearing Steel SUJ2 Bars
Product Description of Annealing Peeling Bearing Steel SUJ2 Bars
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 Annealing Peeling Bearing Steel SUJ2 Bars
Material | SUJ2 | 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 Annealing Peeling Bearing Steel SUJ2 Bars
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 Annealing Peeling Bearing Steel SUJ2 Bars
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of Annealing Peeling Bearing Steel SUJ2 Bars
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: What are the different grades of tool steel round bars?
- Various grades of tool steel round bars are offered, each possessing unique properties and characteristics tailored to specific applications. Examples of these grades include: 1. W1: With its relatively low carbon content, W1 is a water-hardening tool steel renowned for its exceptional toughness and good wear resistance. It finds common usage in cutting tools and woodworking tools. 2. O1: O1 tool steel round bars are oil-hardening tool steel boasting high carbon content. They exhibit excellent wear resistance, high toughness, and exceptional dimensional stability. O1 tool steel is frequently employed for punches, dies, and cutting tools. 3. A2: A2 tool steel round bars are air-hardening tool steel with moderate carbon and chromium content. They offer good wear resistance, superior toughness, and high dimensional stability. A2 tool steel is a popular choice for blanking and forming dies, as well as shear blades. 4. D2: D2 tool steel round bars are characterized by their high carbon and chromium content, providing outstanding wear resistance and good toughness. They exhibit remarkable resistance to abrasive wear and are commonly utilized in the production of cutting tools, punches, and forming dies. 5. M2: High-speed M2 tool steel round bars are enriched with a notable amount of tungsten, molybdenum, and vanadium. They deliver exceptional wear resistance, high red hardness, and good toughness. M2 tool steel is typically employed for high-speed cutting tools, drill bits, and machining tools. 6. S7: S7 tool steel round bars are air-hardening shock-resistant tool steel. They possess high impact toughness, good wear resistance, and excellent heat resistance. S7 tool steel is frequently applied in applications necessitating high shock resistance, such as chisels and hammers. These are merely a few instances of the diverse grades of tool steel round bars available in the market. The choice of grade hinges on factors such as the specific application, desired hardness, wear resistance, toughness, and heat resistance required. It is crucial to seek guidance from a knowledgeable supplier or metallurgist to ascertain the most appropriate grade for a given application.
- Q: Can steel round bars be hardened or tempered?
- Steel round bars have the capability to be hardened or tempered. To harden them, the steel is heated to a specific temperature and then rapidly cooled, often by quenching it in water or oil. This treatment boosts the steel's hardness and strength, making it more resistant to wear and deformation. On the other hand, tempering involves reheating the hardened steel to a lower temperature and then cooling it gradually. This process decreases the steel's brittleness and enhances its toughness and ductility. Both hardening and tempering can be applied to steel round bars to achieve desired mechanical properties for different applications.
- Q: How do you prevent warping during welding of steel round bars?
- To prevent warping during welding of steel round bars, several measures can be taken. Firstly, it is crucial to ensure proper fit-up and alignment of the bars before welding, as any misalignment can lead to distortion. Secondly, using an appropriate welding technique, such as back-stepping or stitch welding, can help distribute heat evenly and minimize warping. Additionally, controlling the heat input and avoiding excessive heat buildup by using intermittent welding or preheating can also prevent distortion. Lastly, the use of clamps, fixtures, or tack welds to secure the bars in place during welding can provide stability and reduce the chances of warping.
- Q: Q235 and mechanical properties of hot rolled steel cold drawn steel have what difference, Q235 hot rolled steel with 12 combined shearing machine has a number of very hard, the damage of the blades, why
- First of all, Q235 refers to the yield strength, is a heat treatment method, commonly used in thin steel plate material,
- Q: Can steel round bars be used for hydraulic cylinder applications?
- Certainly, hydraulic cylinder applications can indeed make use of steel round bars. Given their remarkable strength and durability, steel round bars find frequent application in the fabrication of hydraulic cylinders. They exhibit exceptional resistance to impact, corrosion, and wear, rendering them ideal for demanding tasks. Furthermore, steel round bars can be conveniently machined and shaped to meet precise dimensional specifications for hydraulic cylinder components. Consequently, steel round bars enjoy significant popularity when it comes to hydraulic cylinder applications.
- Q: What are the advantages of using high-temperature steel round bars?
- There are several advantages of using high-temperature steel round bars in various applications. Firstly, high-temperature steel round bars have excellent heat resistance properties, allowing them to withstand elevated temperatures without compromising their structural integrity. This makes them ideal for use in industries such as aerospace, automotive, and power generation, where components are exposed to extreme heat conditions. Another advantage of high-temperature steel round bars is their superior strength and durability. These bars are designed to withstand high mechanical stresses, making them ideal for applications that require heavy loads or intense pressure. Their high strength-to-weight ratio also allows for lighter and more efficient designs, reducing overall material and production costs. In addition, high-temperature steel round bars have excellent corrosion resistance properties. This means they can withstand exposure to harsh environments, including chemicals, moisture, and saltwater, without experiencing significant degradation. This makes them suitable for use in marine, chemical, and oil and gas industries where corrosion resistance is crucial. Furthermore, high-temperature steel round bars offer excellent dimensional stability, meaning they maintain their shape and size even under extreme temperature fluctuations. This property is highly beneficial in applications where precision and accuracy are essential, such as in machining and tooling. Lastly, high-temperature steel round bars are readily available in various sizes, grades, and finishes, allowing for flexibility and customization to meet specific project requirements. This versatility makes them suitable for a wide range of applications and ensures that there is a suitable option for every project, regardless of complexity or industry. Overall, the advantages of using high-temperature steel round bars include superior heat resistance, strength, durability, corrosion resistance, dimensional stability, and versatility. These properties make them an excellent choice for various industries and applications, ensuring reliable and long-lasting performance in demanding environments.
- Q: How do you store excess steel round bars?
- To store excess steel round bars, it is important to follow certain guidelines to ensure their longevity and prevent any damage. Here are a few steps you can take: 1. Properly clean and inspect the steel round bars before storage. Remove any dirt, grease, or moisture from the surface to prevent corrosion. 2. Choose an appropriate storage location. Ideally, it should be a dry, well-ventilated area with stable temperatures. Avoid storing the bars in areas prone to moisture, extreme heat, or direct sunlight. 3. Use racks or pallets to store the bars. Stack them horizontally, one on top of another, with enough space between each layer to prevent deformation or bending. 4. If storing the bars outdoors, cover them with a waterproof tarp or protective coating to shield them from rain, snow, and other elements. 5. Avoid placing excessive weight on top of the bars to prevent deformation. Be mindful of any sharp objects or edges nearby that could cause damage. 6. Regularly inspect the stored bars to ensure no signs of corrosion, rust, or other damage. If any issues are detected, take the necessary steps to address them promptly. Remember, proper storage is crucial to preserve the quality and integrity of the steel round bars. By following these guidelines, you can ensure that your excess steel round bars remain in good condition until they are needed for future use.
- Q: What is the maximum aluminum content allowed for steel round bars?
- The maximum aluminum content allowed for steel round bars typically varies depending on the specific industry standards and specifications. However, a common maximum aluminum content limit for steel round bars is around 0.20-0.35%.
- Q: What are the advantages of using phosphorus-alloy steel round bars?
- Phosphorus-alloy steel round bars offer several advantages, including increased strength, improved corrosion resistance, and enhanced machinability. The addition of phosphorus aids in strengthening the steel, making it more durable and suitable for applications that require high tensile strength. Furthermore, phosphorus-alloy steel round bars exhibit better resistance to corrosion, allowing them to withstand harsh environments and prolonging their lifespan. Additionally, the inclusion of phosphorus can enhance the machinability of the steel, making it easier to shape and work with, which is beneficial for manufacturing processes. Overall, the use of phosphorus-alloy steel round bars provides superior performance and versatility across various industries.
- Q: How do you cut steel round bars?
- To cut steel round bars, one can utilize various methods based on specific requirements and available tools. Here are a few commonly employed techniques: 1. Abrasive Cutting: By using a handheld angle grinder or chop saw equipped with an abrasive cutting wheel or disc, a groove is created on the surface of the round bar. Applying pressure and rotating the bar gradually allows the cutting wheel to slice through the steel. 2. Cold Saw: This specialized machine operates with a circular blade at a low speed, minimizing heat generation. The round bar is firmly clamped, and the cold saw's blade is lowered onto it to achieve precise cuts. 3. Band Saw: Another commonly used machine for steel round bar cutting, the band saw features a rotating toothed metal band that moves on two pulleys. The round bar is secured in a vise, and the band saw is adjusted to the desired angle and speed. The bar is then fed into the blade, resulting in smooth cuts. 4. Torch Cutting: For thicker steel round bars, oxy-fuel torch cutting is suitable. This method involves using a torch that combines oxygen and fuel gas, like acetylene, to produce a high-temperature flame. The round bar is heated until it becomes molten, and then a separate stream of oxygen is directed onto the heated area, causing rapid oxidation and enabling a cut. Irrespective of the chosen method, it is crucial to adhere to proper safety measures, including wearing protective goggles and gloves, and ensuring a stable work surface. Furthermore, using the appropriate cutting tools and techniques for the specific type of steel being cut is vital to achieve clean and precise results.
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Annealing Peeling Bearing Steel SUJ2 Bars
- 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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