Forged Steel Bar1.2343/X38CrMoV5-1 Steel Round Bar
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- Loading Port:
- China main port
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- Min Order Qty:
- 300 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Forged Steel Bar1.2343/X38CrMoV5-1 Steel Round Bar
Product Information:
Specifications tool steel
1.2343/X38CrMoV5-1 forged steel bar in Wuhan China
2.Hardness after annealing : Max. 204HB
Chemical Composition(%)
| Standard | C | Si | Mn | Cr | P≤ | S≤ | Mo | V |
| DIN | 0.36-0.42 | 0.90-1.20 | 0.30-0.50 | 4.80-5.80 | 0.03 | 0.03 | 1.10-1.40 | 0.25-0.50 |
| ASTM/ GB | 0.33-0.45 | 0.80-1.20 | 0.20-0.50 | 4.75-5.50 | 0.03 | 0.03 | 1.10-1.60 | 0.30-0.60 |
Size conditions:
| round | Diameter(mm) | Length(mm) | |
| 14~500 | 2000~6000 | ||
| Plate/sheet | Thickness(mm) | Width(mm) | Length(mm) |
| 15~500 | 50~600 | 2000~6000 |
Product Overviews:
| Product Name | Typical Grades | Diameter(mm) | Standard adopted |
| Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
| 40 (1040/S40C/C40) | |||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
| GCr15 (52100/SUJ2/100Gr6) | |||
| GCr9SiMn (A485-Gr.1/SUJ3) | |||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
| 40Cr (5140/SCr440/41Cr4) | |||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | Ø16-Ø600 | |
| 20CrMn(5115/SMnC420/20MnCr5) | |||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
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- Q: What are the different passivation techniques used for special steel?
- There are several passivation techniques used for special steel, including chemical passivation, electrochemical passivation, and mechanical passivation. Chemical passivation involves using acids or other chemicals to remove surface impurities and create a protective oxide layer. Electrochemical passivation uses an electrical current to remove contaminants and promote the formation of a passive layer. Mechanical passivation involves techniques such as shot peening or sandblasting to physically clean and roughen the surface, enhancing its corrosion resistance.
- Q: How is special steel used in the production of consumer goods?
- Special steel is used in the production of consumer goods due to its superior strength, durability, and corrosion resistance. It is commonly used in manufacturing appliances, cutlery, automotive components, and construction materials, ensuring the end-products meet high-quality standards and have a longer lifespan.
- Q: What are the different surface treatment methods for special steel?
- Some of the different surface treatment methods for special steel include heat treatment, coating or plating, polishing, shot blasting, and passivation. Heat treatment involves subjecting the steel to specific temperatures and cooling processes to alter its properties. Coating or plating involves applying a layer of another material, such as zinc or chrome, to protect the steel from corrosion. Polishing is done to create a smooth and glossy surface finish. Shot blasting is a process that involves using abrasive materials to remove impurities and create a textured surface. Passivation is a chemical treatment used to remove iron contaminants and improve corrosion resistance. These methods can be utilized individually or in combination to enhance the surface characteristics of special steel.
- Q: What are the properties of tungsten alloys?
- Tungsten alloys possess high density, exceptional strength, and excellent heat resistance. They exhibit excellent corrosion resistance, good electrical conductivity, and are highly resistant to wear and deformation. Additionally, tungsten alloys have a high melting point, making them suitable for applications in extreme environments such as aerospace, defense, and medical industries.
- Q: Can special steel be used in the production of gearboxes?
- Yes, special steel can be used in the production of gearboxes. Special steel, such as alloy steel or heat-treated steel, is often preferred for gear manufacturing due to its high strength, durability, and resistance to wear and fatigue. These properties make special steel well-suited for transmitting power and withstanding the demands of heavy-duty applications, making it an ideal material choice for gearboxes.
- Q: What are the factors that affect the machinability of special steel?
- There are several factors that can affect the machinability of special steel. First, the composition of the steel, including the type and amount of alloying elements present, can significantly impact its machinability. Additionally, the hardness and microstructure of the steel, which are influenced by factors such as heat treatment and processing, can also affect how easily it can be machined. Other factors that can play a role include cutting tool selection, cutting speed, feed rate, and coolant or lubricant used during machining.
- Q: How does molybdenum improve the performance of special steel?
- Due to its unique properties and characteristics, molybdenum is crucial in enhancing the performance of special steel. Its role is multi-faceted and includes improving strength and toughness, increasing hardenability, enhancing corrosion resistance, and improving high-temperature strength and creep resistance. One of the primary benefits of molybdenum is its ability to significantly improve the strength and toughness of steel, making it more durable and resistant to deformation. This is achieved by forming a solid solution with iron, resulting in a fine-grained microstructure and reducing the formation of brittle phases in the steel. Another advantage of molybdenum is its impact on the hardenability of steel. It allows the steel to be heat-treated to achieve the desired mechanical properties. This is particularly important in the production of special steel, where high strength, wear resistance, and thermal stability are often required. By enabling effective heat treatment, molybdenum ensures that the steel can be processed to meet specific performance requirements, such as hardness, toughness, and dimensional stability. Moreover, molybdenum enhances the corrosion resistance of special steel, making it suitable for challenging environments. It forms a protective oxide layer on the steel's surface, acting as a barrier against corrosive substances like acids, alkalis, and salts. This corrosion resistance is crucial in applications where the steel is exposed to harsh conditions, such as marine environments, chemical processing plants, and oil and gas industries. Furthermore, molybdenum improves the high-temperature strength and creep resistance of special steel. It enables the steel to maintain its mechanical properties even at elevated temperatures, making it suitable for applications where the steel is subject to prolonged exposure to heat or mechanical stress. In conclusion, molybdenum plays a vital role in enhancing the performance of special steel by improving its strength, toughness, hardenability, corrosion resistance, and high-temperature properties. These attributes make molybdenum an essential alloying element in the production of special steel for various industries, including automotive, aerospace, energy, and tool manufacturing.
- Q: What are the common alloying elements in special steel?
- Some common alloying elements in special steel include chromium, nickel, molybdenum, and vanadium. Chromium is often added to improve the steel's corrosion resistance and enhance its hardness. Nickel is used to increase the steel's toughness and resistance to extreme temperatures. Molybdenum is another element that is frequently added to enhance the steel's strength and improve its resistance to wear and corrosion. Vanadium is known for its ability to increase the steel's hardness and strength, making it suitable for applications that require high durability. These alloying elements are carefully selected and added to special steel to achieve specific properties and meet the unique requirements of various industries such as automotive, aerospace, and construction.
- Q: What are the potential health hazards associated with working with special steel?
- Working with special steel can pose potential health hazards due to the materials and processes involved. Some of the main health hazards associated with working with special steel include: 1. Inhalation of hazardous fumes: Special steels often contain various alloys and elements, such as chromium, nickel, and manganese, which can release toxic fumes when heated or welded. Prolonged exposure to these fumes can lead to respiratory issues, such as bronchitis, asthma, or even lung cancer. 2. Skin and eye irritation: Steelworking involves handling sharp edges, cutting tools, and abrasive materials, which can cause cuts, scratches, or puncture wounds. These injuries can become infected or lead to more serious conditions if not properly treated. Additionally, contact with certain alloys in special steel can irritate the skin or cause allergic reactions. Eye protection is crucial in this industry to prevent eye injuries from flying debris or sparks. 3. Noise-induced hearing loss: Steel manufacturing processes often involve heavy machinery, which generates high levels of noise. Prolonged exposure to such noise levels can lead to permanent hearing loss or other auditory issues. Workers should use appropriate hearing protection, such as earmuffs or earplugs, to minimize the risk. 4. Ergonomic hazards: Steelworking often requires repetitive movements, heavy lifting, or awkward postures, which can lead to musculoskeletal disorders, such as back pain, carpal tunnel syndrome, or tendonitis. Employers should implement proper ergonomic practices, including providing adjustable workstations, lifting aids, and regular breaks to prevent these hazards. 5. Thermal hazards: Special steel manufacturing processes involve high temperatures, such as welding or forging, which can lead to burns if proper protective clothing or equipment is not used. Exposure to extreme heat can also cause heat-related illnesses, including heat exhaustion or heat stroke. Adequate training, appropriate personal protective equipment (PPE), and regular breaks in cooler areas can help mitigate these risks. To protect workers from these potential health hazards, employers should implement proper safety protocols, including employee training, use of personal protective equipment, regular health monitoring, and maintaining a clean and well-ventilated work environment. Occupational health and safety regulations should be strictly followed to minimize the risks associated with working with special steel.
- Q: How does the microstructure of special steel affect its performance?
- The microstructure of special steel plays a significant role in determining its performance. Special steels are alloyed with specific elements to enhance their properties and meet specific application requirements. The microstructure refers to the arrangement of the steel's crystalline grains and the presence of any phase transformations within the material. One critical aspect of the microstructure is the grain size. Fine-grained structures, achieved through controlled cooling or alloying additions, offer improved strength, hardness, and toughness. Smaller grain sizes hinder the movement of dislocations within the material, resulting in increased strength and hardness. This is particularly crucial in applications that require high strength-to-weight ratios, such as aerospace or automotive components. Another crucial factor is the presence of various phases in the microstructure. The addition of specific alloying elements can promote the formation of different phases, such as martensite, bainite, or ferrite. These phases have different mechanical properties, such as hardness, toughness, and corrosion resistance. By carefully controlling the microstructure, it is possible to tailor the steel's performance to specific applications. For example, martensitic structures offer high hardness and wear resistance, ideal for cutting tools, while bainitic structures provide a good balance of strength and toughness, suitable for structural components. Furthermore, the microstructure also governs the steel's response to heat treatment processes, such as quenching and tempering. Heat treatments can modify the microstructure to achieve desired mechanical properties, such as increasing hardness or improving resistance to fatigue. The microstructure's ability to transform during heat treatment allows for precise control over the steel's performance characteristics. In summary, the microstructure of special steel significantly affects its performance. Grain size, phase distribution, and response to heat treatment are all key factors that determine the steel's mechanical properties and suitability for specific applications. By understanding and manipulating the microstructure, engineers can design special steels with enhanced performance, meeting the stringent demands of various industries.
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Forged Steel Bar1.2343/X38CrMoV5-1 Steel Round Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 300 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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