Wide flat bar for construction made in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 10000 m.t./month
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Product Description:
OKorder is offering Wide flat bar for construction made in China 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:
Wide flat bar for construction made in China 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 Wide flat bar for construction made in China 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:
Specifications of Bearing Steel Round Bar
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
FAQ：
Q1: How soon can we receive the product after purchase?
A1: 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.
Q2: Can stainless steel rust?
A2: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q: What are the different electroplating techniques used for special steel?
- There are several electroplating techniques used for special steel, including electroless nickel plating, zinc plating, and chromium plating. Each technique offers unique benefits and properties that are tailored to the specific requirements of the special steel being plated.
- Q: What are the key alloying elements used in special steel?
- The key alloying elements used in special steel vary depending on the specific application and desired properties. However, some of the commonly used alloying elements in special steel include chromium, nickel, molybdenum, vanadium, tungsten, and cobalt. Chromium is often added to improve the steel's corrosion resistance and to enhance its hardness and wear resistance. Nickel is another important alloying element that increases the steel's strength, toughness, and corrosion resistance. Molybdenum is commonly used to improve the steel's high-temperature strength, creep resistance, and resistance to corrosion by certain chemicals. Vanadium is added to increase the steel's strength, toughness, and wear resistance, particularly at high temperatures. Tungsten is another element used for improving the steel's high-temperature strength and wear resistance. Cobalt is often added to enhance the steel's strength and toughness, especially at elevated temperatures. These alloying elements are carefully selected and added in specific proportions to achieve the desired properties for different applications, such as in aerospace, automotive, energy, and tooling industries. By incorporating these alloying elements, special steel can be tailored to meet specific performance requirements, making it suitable for a wide range of demanding applications.
- Q: What are the main characteristics of wear-resistant steel?
- Wear-resistant steel, also known as abrasion-resistant steel, possesses unique characteristics that make it highly resistant to wear and tear. The main characteristics of wear-resistant steel include: 1. High hardness: Wear-resistant steel is typically hardened to a high level, which provides it with excellent resistance against abrasion, impact, and sliding wear. This hardness is achieved through processes such as quenching and tempering, resulting in a steel material that can withstand heavy loads and abrasive environments. 2. Exceptional toughness: In addition to high hardness, wear-resistant steel also exhibits exceptional toughness. This means that it can absorb impact and withstand heavy shocks without fracturing or breaking. This characteristic is crucial in applications where both abrasion and impact resistance are required, such as in mining equipment and earthmoving machinery. 3. Superior strength: Wear-resistant steel is known for its high strength, enabling it to withstand extreme forces and pressures. This strength is achieved through the use of alloys and heat treatment processes, resulting in a steel material that can withstand heavy loads and resist deformation even under intense wear conditions. 4. Excellent weldability: Wear-resistant steel is often designed with good weldability, allowing it to be easily joined or repaired using various welding techniques. This characteristic is significant as it allows for the fabrication of wear-resistant components and the repair of worn-out parts in a cost-effective manner. 5. Corrosion resistance: Some wear-resistant steel grades are also formulated to exhibit corrosion resistance properties. This feature ensures that the steel remains intact and does not deteriorate when exposed to harsh environments, chemicals, or moisture. This characteristic is particularly useful in applications where wear and corrosion occur simultaneously, such as in marine equipment or mining operations. 6. Extended service life: Due to its high hardness, exceptional toughness, superior strength, and corrosion resistance, wear-resistant steel offers an extended service life compared to other types of steel. Its ability to withstand wear, impact, and abrasion allows for reduced downtime and maintenance costs, making it highly desirable in various industries, including mining, construction, and manufacturing. Overall, the main characteristics of wear-resistant steel make it a reliable and durable material for applications where prolonged exposure to abrasive conditions is expected. Its unique properties ensure that it can withstand heavy loads, resist wear and tear, and maintain its integrity, ultimately leading to improved equipment performance and cost savings.
- Q: How is special steel used in the production of gears?
- Special steel is used in the production of gears due to its high strength and durability. It allows gears to withstand heavy loads, high temperatures, and constant friction. The use of special steel ensures that gears can operate efficiently and reliably in various industrial applications, such as automotive, aerospace, and machinery.
- Q: What are the factors affecting the cost of special steel?
- There are several factors that can affect the cost of special steel. One of the main factors is the cost of raw materials. Special steel often requires specific alloys or additives that can be expensive to source. Any fluctuations in the prices of these raw materials can directly impact the cost of the final product. Another factor is the complexity of the manufacturing process. Special steel is often produced using advanced techniques and machinery, which can be costly to acquire and maintain. The more intricate and specialized the manufacturing process, the higher the cost of the steel. The demand and supply dynamics of special steel also play a role in its cost. If there is high demand for special steel but limited supply, the price is likely to increase. On the other hand, if there is low demand and excessive supply, the price may decrease. Additionally, the level of customization required for the special steel can affect its cost. If a customer needs specific dimensions, tolerances, or surface finishes, additional processing steps may be required, resulting in higher costs. Furthermore, transportation and logistics costs can impact the overall cost of special steel. If the steel needs to be transported over long distances or requires specialized handling, these additional expenses can add up. Lastly, market conditions and economic factors can influence the cost of special steel. Factors such as inflation, currency exchange rates, and overall economic stability can all impact the pricing of special steel. Overall, the cost of special steel is determined by a combination of factors including raw material costs, manufacturing complexity, demand and supply dynamics, customization requirements, transportation and logistics costs, and market conditions.
- Q: What are the different methods for improving the electrical conductivity of special steel?
- Special steel can have improved electrical conductivity through various methods. One common approach involves adding alloying elements like copper or silver, which increase the number of free electrons in the steel, thereby enhancing its electrical conductivity. Another option is subjecting the steel to heat treatment processes like annealing or normalizing. These heat treatments refine the steel's microstructure, reducing impurities and promoting electron movement. Surface treatments, such as electroplating or coating the steel with conductive materials like copper or nickel, also enhance its electrical conductivity. These treatments create a conductive layer on the steel's surface, facilitating better electron flow. Furthermore, refining the steel's grain size through techniques like grain boundary engineering or severe plastic deformation can improve its electrical conductivity. Smaller grain sizes enable more efficient electron movement and minimize scattering, resulting in improved conductivity. Lastly, proper cleaning and removal of surface contaminants or oxides significantly enhance the electrical conductivity of special steel. By eliminating impurities and ensuring a clean surface, the steel can establish better contact and conductivity. It is important to consider that the specific method chosen to improve the electrical conductivity of special steel depends on the intended application and the desired level of conductivity. Different industries and applications may require tailored approaches to achieve the desired outcomes.
- Q: What is the impact of impurities on the machinability of special steel?
- The machinability of special steel can be significantly affected by impurities. Impurities such as sulfur, phosphorus, and non-metallic inclusions have a negative impact on the performance and machinability of the material. Sulfur is often present in steel as an impurity, forming brittle compounds that reduce machinability. High levels of sulfur result in increased tool wear, poor surface finish, and decreased cutting tool life. Therefore, it is crucial to control sulfur content in special steel to ensure good machinability. Phosphorus is another impurity that adversely affects machinability. It forms hard and brittle compounds that lead to tool chipping, breakage, and poor chip control. High levels of phosphorus also cause reduced cutting tool life and surface finish. Non-metallic inclusions, such as oxides, sulfides, and silicates, are significant impurities in steel. These inclusions act as stress concentrators, resulting in increased tool wear and decreased machining quality. Large inclusions can even cause tool breakage, interrupting the machining process. Therefore, minimizing the presence of non-metallic inclusions is crucial for improving the machinability of special steel. In conclusion, impurities in special steel have a detrimental effect on its machinability. To ensure good machinability, it is important to carefully control and minimize the levels of impurities like sulfur, phosphorus, and non-metallic inclusions. This can be achieved through the careful selection of raw materials, refining processes, and implementing quality control measures during the manufacturing of special steel.
- Q: What are the main advantages of using special steel in the mining industry?
- The main advantages of using special steel in the mining industry are its exceptional strength, durability, and resistance to wear and corrosion. This allows for the construction of heavy-duty equipment and machinery that can withstand the harsh and demanding conditions of mining operations. Special steel also has the ability to retain its properties at high temperatures, making it suitable for applications such as drilling and cutting through tough materials. Additionally, it offers increased safety by minimizing the risk of equipment failure, ensuring a more efficient and productive mining process.
- Q: How is high-speed tool steel used in the production of machining tools?
- High-speed tool steel is used in the production of machining tools due to its exceptional heat resistance, hardness, and wear resistance. It allows for the efficient machining of materials at high speeds, reducing production time and enhancing productivity. This steel is commonly utilized in the manufacturing of cutting tools, such as drills, milling cutters, and taps, to ensure precision and durability in machining operations.
- Q: What are the main characteristics of creep-resistant steel forgings?
- Creep-resistant steel forgings possess a range of essential qualities that render them suitable for applications involving high temperatures and prolonged stress and heat exposure. To begin with, these forgings are renowned for their exceptional resistance to creep deformation. Creep refers to the gradual deformation that occurs under constant load and elevated temperatures over an extended period. These forgings are specifically designed to withstand such deformation, retaining their shape and structural integrity. Consequently, they are ideal for use in environments with high temperatures, such as turbine blades, boiler components, and other similar settings. Another crucial characteristic of creep-resistant steel forgings is their impressive strength. These forgings are manufactured using alloying elements like chromium, molybdenum, and vanadium, which enhance their tensile strength. As a result, they exhibit excellent resistance to deformation and fracture under high-stress conditions. This strength is essential for ensuring that the forgings can endure the demands of various applications and perform reliably over time. Furthermore, creep-resistant steel forgings demonstrate good resistance to oxidation and corrosion. The presence of alloying elements creates a protective layer on the surface, safeguarding against oxidation and corrosion at elevated temperatures. This resistance is vital in preventing the degradation of the material and maintaining its mechanical properties, even in harsh environments. Moreover, creep-resistant steel forgings offer outstanding thermal stability. They can endure extreme temperature fluctuations without significant dimensional changes or loss of mechanical strength. This stability is particularly critical in applications that involve rapid heating and cooling cycles, ensuring that the forgings can sustain their performance under challenging conditions. Additionally, creep-resistant steel forgings possess excellent fatigue resistance. Fatigue refers to the weakening of a material resulting from cyclic loading, which is particularly relevant in high-temperature applications due to the combination of stress and heat. These forgings are designed to withstand cyclic loading and retain their mechanical properties, thus reducing the risk of fatigue failure and enhancing the overall reliability of the component. In conclusion, the primary characteristics of creep-resistant steel forgings encompass resistance to creep deformation, high strength, good oxidation and corrosion resistance, thermal stability, and excellent fatigue resistance. These qualities establish creep-resistant steel forgings as a reliable and durable choice for applications requiring resistance to high temperatures, stress, and prolonged exposure to challenging environments.
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Wide flat bar for construction made in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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