Diameter 30-60mm Bearing Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 1000000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Product Description:
OKorder is offering Diameter 30-60mm Bearing Steel Round Bar at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Diameter 30-60mm Bearing Steel Round Bar are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Diameter 30-60mm Bearing Steel Round Bar are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Grade | AISI 52100, ASTM E52100, DIN 1.3505,JIS SUJ2, GCr15 |
Dimensions | Diameter: 30-60mm Length: 2000-13000mm or as required |
Shape | Round Bar |
Type | Alloy Steel Bar |
Delivery Condition | Black Surface |
Material | Bearing Steel |
Technique | Hot Rolled |
Usage and Applications of Bearing Steel Round Bar
Bearing steels are used for ball and roller bearing applications and are comprised of low carbon steels and high carbon through harden able steel.
First the famous 1C-1.5Cr steel from which the majority of bearings are made. Its structure is apparently well-understood and the focus is on purity in order to avoid inclusions which initiate fatigue during rolling contact. Then there is the M50 steel and its variants, from which bearings which serve at slightly higher temperatures in aeroengines are manufactured, based on secondary-hardened martensite.
Tapered roller bearing are generally used to support combined load mainly consisting of radial load. Their cups are separable for easy assembling ,During mounting and using, radial clearance and axial clearance can be adjusted and preloaded mounting can be made.
Packaging & Delivery of Bearing Steel Round Bar
Packaging Detail: ASTM 52100 Steel in seaworthy packing or on customer request; Packed in bundles with standard export sea-worthy package or as customer require
Delivery Detail: 45 days after confirmed
Trade terms: FOB, CFR, CIF ou as customer's required
MOQ: 25 tons or at customer's demands. If the quantity is good, the price will be better.
Processing of Bearing Steel Round Bar
The processing of Bearing Steel Round Bar is hot rolled (strictly control sulphur, phosphorus and non-metallic inclusions content and distribution)
Chemical Composition of Bearing Steel Round Bar
C | Si | Mn | Cr | Ni | Cu |
Equal or less than | |||||
0.95-1.05 | 0.15-0.35 | 0.25-0.45 | Cr:1.40-1.65 | 0.30 | 0.25 |
All products' chemical composition and specification can be design according to customers' requirement.
Note of Bearing Steel Round Bar
1. According to national standard (GB) for our products, if not, supply according to national standards (GB) or agreement.
2. We can not only provide electric furnace +LF+VD and electros lag re-melting (ESR) steel forging materials, but also forging products of piece, bar, etc.
3. Our company is equipped with roll equipment and can provide our customers with roll billets or finished.
4. Please send us your detailed specifications when inquire. We will reply to you ASAP.
5. Certificate of quality is issued in English, in addition the normal terms, production process, the mechanical property (yield strength, tensile strength, elongation and hardness. forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the certificate of quality.
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
- Q:How does special steel resist wear and abrasion?
- Special steel resists wear and abrasion through various mechanisms such as the presence of alloying elements, heat treatment processes, and specialized surface coatings. Alloying elements like chromium, manganese, and vanadium enhance the steel's hardness, toughness, and resistance to wear. Heat treatment techniques, such as quenching and tempering, further improve the steel's microstructure, making it more resistant to wear and abrasion. Additionally, specialized surface coatings like chrome plating or nitriding can be applied to enhance the steel's surface hardness, reducing friction and preventing wear. Overall, the combination of alloying elements, heat treatment, and surface coatings significantly enhance the wear and abrasion resistance of special steel.
- Q:How does special steel perform in high-stress corrosion cracking environments?
- Special steel is specifically designed to perform well in high-stress corrosion cracking environments. This type of steel is highly resistant to corrosion and can withstand the combination of stress and corrosive elements present in these environments. Its unique composition and manufacturing process make it more durable and less prone to cracking, ensuring its reliable performance in such challenging conditions.
- Q:What are the factors affecting the machinability of special steel?
- The factors affecting the machinability of special steel include the composition and microstructure of the steel, the hardness and strength of the steel, the presence of impurities or inclusions, the cutting tool and its geometry, the cutting speed and feed rate, the coolant or lubricant used during machining, and the machine tool and its rigidity.
- Q:What are the challenges in heat treatment of special steel alloys?
- The heat treatment of special steel alloys poses several challenges due to their unique composition and properties. One of the main challenges is achieving the desired microstructure and mechanical properties while maintaining dimensional stability. Special steel alloys often have complex alloying elements and require specific heat treatment processes to achieve the desired properties. Another challenge is controlling the heating and cooling rates during the heat treatment process. Special steel alloys are often sensitive to rapid or uneven heating and cooling, which can result in distortion, cracking, or the formation of undesirable phases. Therefore, precise control of the heating and cooling rates is crucial to avoid these issues and ensure uniformity in the final product. Furthermore, the presence of alloying elements in special steel alloys can lead to increased hardenability, making it challenging to achieve the desired hardness throughout the entire component. Special attention needs to be given to the selection of appropriate heat treatment parameters, such as temperatures, soaking times, and quenching media, to achieve the desired hardness and avoid excessive hardness gradients. Additionally, special steel alloys are often prone to oxidation and decarburization during heat treatment due to their high alloy content and exposure to elevated temperatures. These reactions can lead to surface defects and a decrease in the carbon content, affecting the final properties of the alloy. Therefore, protective atmospheres or heat treatment environments must be carefully controlled to prevent such issues. Moreover, the size and geometry of components made from special steel alloys can pose challenges during heat treatment. Large or complex-shaped components require careful consideration of the heating and cooling methods to ensure uniformity of the microstructure and properties throughout the entire component. This may involve the use of specialized furnaces, fixtures, or heat treatment cycles to overcome these challenges. In conclusion, the challenges in heat treatment of special steel alloys include achieving the desired microstructure and mechanical properties, controlling heating and cooling rates, managing hardenability, preventing oxidation and decarburization, and addressing the size and geometry of components. Overcoming these challenges requires a deep understanding of the alloy's composition, properties, and the application of appropriate heat treatment techniques.
- Q:How does special steel contribute to the automotive sector?
- Special steel contributes to the automotive sector by offering enhanced strength, durability, and resistance to wear and tear. It is used in various critical components such as engine parts, suspension systems, and safety features, improving performance, safety, and overall reliability of vehicles. Additionally, special steel enables the development of lightweight designs, aiding in fuel efficiency and reducing emissions.
- Q:What are the main factors affecting the heat resistance of special steel?
- The heat resistance of special steel is determined by several key factors, including its alloy composition, microstructure, and heat treatment. The addition of specific elements like chromium, nickel, molybdenum, and tungsten can enhance the steel's ability to withstand high temperatures by forming stable oxide layers on its surface, which protect against oxidation and corrosion. The microstructure of special steel also plays a role in its heat resistance. Factors like grain size, phase distribution, and the presence of precipitates can affect the steel's thermal stability. Fine-grained structures and a homogeneous phase distribution improve resistance to creep, while precipitates like carbides or intermetallic compounds strengthen the steel and prevent thermal softening. Heat treatment processes, such as quenching and tempering, have a significant impact on the heat resistance of special steel. Proper heat treatment optimizes the microstructure and enhances mechanical properties, including resistance to thermal degradation. Controlled quenching, for example, promotes the formation of a martensitic structure, which increases hardness and strength at high temperatures. Other factors that influence heat resistance include impurities, surface conditions, and environmental factors. Impurities like sulfur and phosphorus can reduce resistance to high temperatures by promoting brittle phase formation or oxidation. Surface conditions, such as roughness or cracks, can cause localized heating and accelerated degradation. Environmental factors like corrosive gases or high humidity can also promote oxidation or corrosion. In conclusion, the heat resistance of special steel is affected by alloy composition, microstructure, heat treatment, impurities, surface conditions, and environmental factors. Understanding and optimizing these factors are crucial for developing special steel with superior heat resistance for various industrial applications.
- Q:What are the common failures or issues with special steel?
- Special steel may encounter various failures or problems. Among these, corrosion is a prevalent issue. When exposed to specific environmental conditions, such as moisture or aggressive chemicals, special steel, like any other steel, can be susceptible to corrosion. As a result, its structural integrity and overall performance may decline. Fatigue is another common failure. Special steel is often used in applications that demand strength and durability. However, repetitive loading or stress can cause the material to develop cracks or fractures over time, leading to fatigue failure. This can be particularly troublesome in industries like aerospace or automotive, where components are subjected to constant cyclic loading. Improper heat treatment can also lead to failure. To achieve desired properties like hardness or toughness, special steel often requires specific heat treatments. If the heat treatment process is not executed correctly, it can result in inconsistent material properties, which in turn can reduce performance or cause premature failure. Special steel can also experience welding issues. Welding is frequently employed to join different components or structures made of special steel. However, inadequate adherence to proper welding techniques and procedures can yield defects such as weld cracks, porosity, or inadequate fusion. These defects can weaken the weld joint and compromise the overall structure's integrity. Lastly, dimensional instability can be problematic with special steel. Certain types of special steel, particularly those with high carbon content, may undergo dimensional changes when exposed to temperature variations. This can lead to material distortion or warping, affecting its fit, function, or assembly with other components. To address these failures or issues with special steel, it is crucial to adhere to appropriate material selection, design, manufacturing, and maintenance practices. Thorough inspections, implementation of corrosion protection measures, and ensuring proper heat treatment and welding procedures can help minimize the occurrence of these failures. This, in turn, improves the performance and longevity of special steel components.
- Q:Carbon steel and stainless steel and pattern steel and special steel and high carbon steel difference
- Stainless steel with high chromium content and high grade steel is forged together with different steel
- Q:How is special steel used in the production of springs?
- Special steel is used in the production of springs due to its excellent mechanical properties. It provides the necessary strength, durability, and elasticity required for springs to function effectively. The unique composition and heat treatment of special steel enable springs to withstand high levels of stress and repetitive loading, ensuring their longevity and reliability in various applications such as automotive, aerospace, and machinery industries.
- Q:Can special steel be used for medical implants?
- Yes, special steel can be used for medical implants. Certain types of stainless steel, such as 316L, are commonly utilized in the manufacturing of medical implants due to their excellent biocompatibility, corrosion resistance, and mechanical properties.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
Diameter 30-60mm Bearing Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 1000000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
New products
Hot products
Hot Searches
Related keywords
