Grade SAE52100 CNBM Bearing Steel Round Bar
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 10000 m.t/month
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Item specifice
Specification of Round Bar
1, Dimention of 52100 Alloy Steel | ||||||||
| Round bar | Diameter(mm) | Length (mm) | ||||||
| 20~800 | 3000~9000 | |||||||
| Plate | Thickness(mm) | Width (mm) | Length (mm) | |||||
| Max:800 | Max:2200 | Max:9000 | ||||||
| The specification can be customized. | ||||||||
| 2, Chemical Compositions (%) | ||||||||
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni |
| GCr15 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | ≤0.025 | ≤0.025 | 1.40-1.65 | ≤0.10 | ≤0.30 |
| E52100 | 0.93-1.05 | 0.15-0.35 | 0.25-0.45 | ≤0.025 | ≤0.015 | 1.35-1.60 | ≤0.10 | ≤0.25 |
| SUJ2 | 0.95-1.10 | 0.15-0.35 | ≤0.50 | ≤0.025 | ≤0.025 | 1.30-1.60 | ≤0.08 | ≤0.25 |
| 100Cr6 | 0.93-1.05 | 0.15-0.35 | 0.25-0.45 | ≤0.025 | ≤0.015 | 1.35-1.60 | 0.1 | |
| 3, Features of 52100 alloy steel | ||||||||
| 1, High carbon alloy steel | ||||||||
| 2, High degree of hardness | ||||||||
| 3, Good compressive strength and abrasion resistance | ||||||||
| 4, Typical Applications | ||||||||
| 1, Taps, gauges, swaging dies, ejector pins | ||||||||
| 2, Ball and roller bearings | ||||||||
| 3, Machine parts and for press tools | ||||||||
Our Featured Products
Alloy steel: Combination of steel / Bearing steel// Spring steel/ Cr- mo steel
GB 20Cr/ 40Cr / 42CrMo / 35CrMo/ 20CrMn/GCr15/30CrMnTi…
ASTM 5120 /5140 / 4140/ 4135/ 5152/52100…
JIS SCr420H/ SCr440/ SCM3/ SUP9/SUJ2…
Carbon steel: Carbon tool steel /Carbon Structural Steel
GB 20/ 35 /45/…
ASTM 1020/ 1030/1045…
JIS S20C/ S30C / S45C…
Usage and Applications of Round Bar
1. Chinese standard steel bar is often used where large amounts of steel need to be formed, for example as structural steel.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Steel round bar is used in construction and a large number of architectural and engineering structures.
Packaging & Delivery of Round Bar
Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)
Delivery Detail: 15~45 days
Trade terms: FOB, CFR, CIF
MOQ: 25 metric tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.
Weight: Theprice invoicing on theoretical weight basis or actual weight basis depends on customer’s request.
Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.
Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.
Production Flow of Round Bar
1. The common processes are preheated forging quenching, dual refinement solution process, cooling quenching and isothermal quenching. We use heat treatment for dual refinement solution process.
2. Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation
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.
Q4: What makes stainless steel stainless?
A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q5: Can stainless steel rust?
A5: 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:How does special steel contribute to the heavy equipment industry?
- Special steel contributes to the heavy equipment industry by offering enhanced strength, durability, and resistance to wear and tear. It enables the production of high-performance components and parts, such as gears, axles, and blades, that can withstand heavy loads, extreme temperatures, and harsh environments. The use of special steel in heavy equipment ensures improved safety, increased productivity, and longer service life, making it a critical material for the industry.
- Q:How does special steel contribute to electrical conductivity?
- Special steel, also known as electrical steel or silicon steel, plays a crucial role in enhancing electrical conductivity. This type of steel is specifically designed to minimize the electrical losses that occur during the transmission and distribution of electrical power. It achieves this by reducing the eddy current losses and hysteresis losses that arise when an alternating current (AC) flows through a magnetic material. One of the main factors that make special steel highly conductive is its chemical composition. It is alloyed with specific elements such as silicon, which improves its magnetic properties and reduces its electrical resistance. The addition of silicon increases the electrical resistivity of the steel, making it more suitable for applications that require low energy loss and efficient electrical conduction. Moreover, special steel is manufactured with a carefully controlled grain structure, which aligns the crystals in the material in a specific orientation. This alignment, known as grain-oriented, allows the steel to exhibit superior magnetic properties, making it highly efficient in conducting electrical currents. It also reduces the magnetic losses that occur when the magnetic field changes direction, further enhancing the overall electrical conductivity. The unique properties of special steel make it an ideal choice for various electrical applications, such as transformer cores, electric motors, generators, and other electromagnetic devices. Its high electrical conductivity ensures minimal energy loss during the transmission and distribution of electricity, ultimately leading to more efficient and cost-effective electrical systems. In summary, special steel significantly contributes to electrical conductivity by minimizing electrical losses through its specific chemical composition and grain structure. Its low electrical resistance and superior magnetic properties make it an essential material for optimizing energy efficiency in electrical systems.
- Q:How is special steel different from regular steel?
- Special steel is different from regular steel in that it is specifically formulated to possess certain enhanced properties and characteristics, such as increased strength, hardness, corrosion resistance, or heat resistance. These unique properties make special steel suitable for various specialized applications where regular steel may not meet the required specifications.
- Q:Can special steel be used in the agricultural industry?
- Yes, special steel can be used in the agricultural industry. Special steels, such as high-strength and corrosion-resistant varieties, can be utilized for various applications in agriculture. These steels can be used to manufacture farm equipment, machinery, tools, and infrastructure such as storage containers, irrigation systems, and agricultural buildings. The properties of special steel, such as durability, resistance to wear and tear, and ability to withstand harsh environmental conditions, make it suitable for enhancing productivity and longevity in agricultural operations.
- Q:What are the advancements and trends in the field of special steel?
- In recent years, there have been significant advancements and emerging trends in the field of special steel. One major advancement is the development of high-strength and high-performance alloys, which offer improved mechanical properties and resistance to wear, corrosion, and extreme temperatures. Additionally, there has been a focus on the production of special steel with enhanced sustainability and reduced carbon footprint, in response to growing environmental concerns. Another trend is the increasing use of special steel in additive manufacturing or 3D printing, allowing for the creation of complex and customized components. Furthermore, the integration of digital technologies and automation in steel production processes has improved efficiency, quality control, and overall productivity. These advancements and trends in special steel continue to drive innovation and expand its applications across various industries, such as automotive, aerospace, energy, and construction.
- Q:What are the thermal properties of special steel?
- Special steels have unique thermal properties that make them highly desirable in various applications. One of the key thermal properties of special steel is its high thermal conductivity. This means that it is able to efficiently transfer and dissipate heat. This property makes special steel ideal for use in heat exchangers, where it can effectively transfer heat between fluids. Additionally, special steel has a high melting point, which allows it to withstand high temperatures without deforming or losing its structural integrity. This makes it suitable for applications that involve exposure to extreme heat, such as in furnaces or aerospace engines. Furthermore, special steel exhibits excellent thermal expansion properties. It expands and contracts at a relatively consistent rate with changes in temperature, minimizing the risk of warping or cracking. This property is particularly important in applications where dimensional stability is crucial, such as in precision instruments or high-temperature machinery. Moreover, special steel can also possess good resistance to thermal fatigue. This means that it can withstand repeated heating and cooling cycles without developing cracks or weakening. This property is especially beneficial in applications that involve cyclic thermal loading, such as in automotive engine components or turbine blades. In summary, special steel possesses high thermal conductivity, a high melting point, excellent thermal expansion properties, and resistance to thermal fatigue. These thermal properties make it a preferred choice in a wide range of industries, including automotive, aerospace, energy, and manufacturing, where thermal performance and durability are crucial.
- Q:What are the different methods of measuring the hardness of special steel?
- There are several methods of measuring the hardness of special steel, including the Rockwell hardness test, Vickers hardness test, Brinell hardness test, and the Knoop hardness test. These methods involve applying a specific force or load to a small area of the steel surface and measuring the depth or size of the resulting indentation. Each method has its own advantages and is suitable for different types of steel and specific applications.
- Q:How is special steel used in the packaging supply chain?
- Special steel is commonly used in the packaging supply chain for manufacturing various types of packaging machinery and equipment. It is utilized to create robust and durable components such as blades, cutters, molds, and dies that are essential for shaping, cutting, and forming packaging materials. The strength, hardness, and wear resistance properties of special steel make it ideal for withstanding the high pressures and repetitive movements involved in the packaging process. Additionally, special steel is also used in the construction of storage racks and shelves, ensuring the safe and secure storage of packaged goods throughout the supply chain.
- Q:How does special steel ensure product traceability?
- Special steel ensures product traceability through various measures and processes implemented throughout its production and supply chain. Firstly, special steel manufacturers maintain detailed records of the production process, including the source of raw materials, the specific production techniques used, and the testing and inspection procedures conducted at each stage. These records allow for complete traceability, as they provide a clear history of each product from its inception to the final product. Special steel manufacturers also implement robust quality control systems, which include unique identification codes or markings assigned to each product. These codes help in tracking the product throughout its life cycle, enabling easy identification and traceability. In addition, special steel manufacturers often rely on advanced technology systems such as barcode scanning, radio frequency identification (RFID), or blockchain to track and trace their products. These systems enable real-time monitoring and recording of product movements, ensuring accurate traceability and transparency. Furthermore, special steel manufacturers maintain strong relationships with their suppliers and customers, ensuring that the entire supply chain is transparent and traceable. They collaborate closely with suppliers to validate the origin and quality of raw materials, and they work closely with customers to provide them with detailed information about the product's manufacturing process and its journey through the supply chain. Overall, special steel manufacturers prioritize product traceability by implementing strict record-keeping systems, advanced technology solutions, and maintaining transparent relationships with suppliers and customers. These measures not only ensure the quality and reliability of the special steel products but also provide customers with assurance regarding the origin and authenticity of the product.
- Q:How is boron steel used in automotive safety applications?
- Boron steel is used in automotive safety applications due to its high strength and ability to absorb and distribute impact energy. It is commonly used in the construction of safety cages, reinforcements, and components such as side impact beams, door beams, and crash boxes. Its exceptional crashworthiness properties help improve the structural integrity of vehicles, enhance occupant protection, and reduce the risk of serious injuries during accidents.
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Grade SAE52100 CNBM Bearing Steel Round Bar
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 10000 m.t/month
OKorder Service Pledge
OKorder Financial Service
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