Grade DIN41C4 alloy steel round bars Hot Rolled
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Product Description:
1. Commodity: Round steel bar
2. Technical: Hot rolling
3. Length: Min. 5.8meter, according to requirement.
4.Diameter: 16mm-250mm
OKorder is offering Grade 41Cr4 alloy steel round bar at great prices with worldwide shipping. Our supplier is a quality manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American,African and Asian markets..etd. We will quote you our most competitive prices within 24 hours after received the inquiry and guarantee the quality.
Product Applications:
Grade DIN41Cr4 Alloy steel round bar are ideal for structural applications and are widely used in the
Gear, Sleevesspool,Shaft, Crankshaft, Pin,Gear, Sleevesspool,Shaft, Crankshaft, Pin
Product Advantages:
OKorder's Grade DIN41Cr4 alloy steel are durable, strong, and resist corrosion.
Chemical Composition
Grade | C | Si | Mn | Cr | Ni | Cu | P | S |
40Cr | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | ≤0.30 | ≤0030 | ≤0.035 | ≤0.035 |
41Cr4 | 0.38-0.45 | ≤0.40 | 0.60-0.90 | 0.90-1.20 | ≤0.030 | ≤0.030 | ≤0.035 | ≤0.035 |
5140 | 0.38-0.43 | 0.17-0.37 | 0.70-0.90 | 0.70-0.90 | ≤0.030 | ≤0.030 | ≤0.040 | ≤0.035 |
Mechanical Properties
Grade | Tensile Strengthσb (MPa) | Yield Strength | Elongation | Reduction of Area ψ (%) | Impact Akv(J) | Hardness |
|
| |||||
σs (MPa) | δ5 (%) | |||||
41Cr4 | ≥980(100) | ≥785(80) | ≥9 | ≥45 | ≥47 | ≤207HB |
Packaging & Delivery
Standard seaworthy packing or as customer required
Leadtime
Delivery time: Within 30 days after order is confirmed.
- Q: What are the main applications of special steel in the pharmaceutical industry?
- Special steel is widely used in the pharmaceutical industry for various applications. One of the main applications is in the manufacturing of high-quality equipment such as tanks, vessels, and pipes that are required for the storage and transportation of pharmaceutical products. Special steel is preferred due to its corrosion resistance, durability, and ability to maintain product purity. Additionally, special steel is utilized in the production of precision tools and instruments used in pharmaceutical research, development, and quality control processes. Moreover, special steel is essential in the construction of cleanrooms and controlled environments, ensuring the hygienic and sterile conditions required in pharmaceutical manufacturing.
- Q: How does special steel contribute to the telecommunications machinery industry?
- Special steel plays a crucial role in the telecommunications machinery industry by providing high strength, durability, and corrosion resistance. It is used in the manufacturing of various components such as towers, antennas, cables, and connectors, ensuring reliable and long-lasting infrastructure for communication networks. Additionally, special steel's exceptional electrical conductivity properties make it ideal for transmitting signals with minimal loss. Overall, special steel contributes to the telecommunications machinery industry by enabling efficient and reliable communication systems.
- Q: What are the properties of alloy steel?
- Alloy steel is a type of steel that is made by combining iron with other elements, such as carbon, manganese, nickel, or chromium. It possesses unique properties that make it highly desirable for various applications. Some of the properties of alloy steel include high strength, excellent toughness, good corrosion resistance, and enhanced wear resistance. Additionally, alloy steel can be easily machined and welded, allowing for greater flexibility in its usage. The specific properties of alloy steel can vary depending on the particular elements added to it, leading to a wide range of alloys with different characteristics.
- Q: What are the specific requirements for special steel used in the railway sector?
- Ensuring the safety, durability, and efficient operation of railway infrastructure in the railway sector relies heavily on meeting the specific requirements for special steel. Some of the key requirements include: 1. Exceptional strength is essential for the special steel used in the railway sector to withstand heavy loads, vibrations, and impacts. This is crucial to maintain the structural integrity of tracks, bridges, and other components. 2. To minimize the need for frequent maintenance and replacement, special steel must have excellent wear resistance as railway tracks and wheels experience significant wear due to continuous contact and friction. 3. Railway components are subjected to constant cyclic loading, which demands high fatigue resistance in the steel. This ensures they can withstand repetitive stress and prevents fatigue failures. 4. Special steel must possess good corrosion resistance to prevent rusting and degradation, thereby ensuring a longer service life in the face of various environmental conditions such as moisture, extreme temperatures, and chemicals. 5. In certain applications like rail joints and fasteners, special steel is exposed to high temperatures due to friction and stresses. Good heat resistance is necessary for the steel to maintain its mechanical properties under such conditions. 6. Good weldability of special steel is essential to enable efficient and reliable joining of components during manufacturing and maintenance processes in the railway sector. 7. The steel must exhibit sufficient ductility and toughness to absorb energy and resist fracture in the event of a collision or impact, ensuring passenger safety. 8. Special steel used in the railway sector must maintain its dimensional stability under varying temperatures and loads to prevent deformation and ensure proper alignment of tracks and components. Meeting these specific requirements for special steel in the railway sector is crucial to ensure the safety, reliability, and longevity of railway infrastructure. This contributes to the smooth operation of the entire transport network.
- Q: How is leaded steel used in machining operations?
- Leaded steel is commonly used in machining operations as it improves the machinability of the steel by reducing friction and cutting forces. The addition of lead in the steel composition allows for smoother and more efficient cutting, resulting in better surface finish and dimensional accuracy of machined parts.
- Q: What are the different methods of improving the strength of special steel?
- There exist various approaches that can be utilized to enhance the strength of special steel. One prevalent technique involves the process of alloying. By incorporating specific elements like manganese, chromium, or vanadium into the steel, its strength and hardness can be significantly augmented. These alloying elements form robust and stable compounds with the steel, thereby enhancing its overall strength. Another method entails heat treatment. This process entails subjecting the steel to controlled heating and cooling processes in order to modify its microstructure. For instance, quenching and tempering can be employed to increase the strength and hardness of the steel by creating a hardened martensitic structure. Additionally, precipitation hardening is a heat treatment technique that involves the formation of fine particles within the steel matrix, resulting in improved strength. Cold working is also a widely utilized technique for strengthening special steel. By subjecting the steel to plastic deformation at low temperatures, its grain structure becomes elongated, and dislocations are introduced. This leads to an increase in the strength and hardness of the steel. Furthermore, surface treatments can be implemented to enhance the strength of special steel. For instance, carburizing or nitriding can be utilized to introduce carbon or nitrogen into the surface layer of the steel, resulting in the formation of a hard and wear-resistant surface. Moreover, advancements in metallurgical technology have introduced techniques such as powder metallurgy and rapid solidification. These methods involve the production of steel with fine and homogeneous microstructures, leading to improved strength and performance. In summary, the methods for improving the strength of special steel encompass alloying, heat treatment, cold working, surface treatments, and advanced metallurgical technologies. These techniques can be customized to meet specific requirements, enabling the production of high-strength and high-performance steel for various applications.
- Q: What are the main applications of special steel in the defense equipment?
- Special steel is widely used in defense equipment due to its exceptional properties such as high strength, durability, and corrosion resistance. It finds applications in various defense equipment including tanks, submarines, aircraft carriers, missile systems, armored vehicles, and military aircraft. Special steel is crucial for manufacturing components like armor plates, missile casings, propeller shafts, gun barrels, and other critical parts that require enhanced performance and reliability. Its usage ensures the defense equipment can withstand extreme conditions, resist wear and tear, and provide optimum protection and functionality to the armed forces.
- Q: How does special steel resist corrosion?
- Special steel resists corrosion due to the presence of alloying elements, such as chromium, nickel, and molybdenum, which form a protective oxide layer on its surface. This oxide layer acts as a barrier, preventing the steel from coming into direct contact with corrosive agents, such as moisture, oxygen, and chemicals, thereby significantly reducing the chances of corrosion.
- Q: Can special steel be welded?
- Yes, special steel can be welded. However, the specific welding process and techniques may vary depending on the type of special steel being used. It is important to have a good understanding of the particular steel's composition and properties to ensure proper welding procedures are followed.
- Q: What are the different methods of non-destructive testing for special steel?
- Special steel can be evaluated for quality and integrity without causing damage using various non-destructive testing (NDT) methods. These methods encompass: 1. Ultrasonic Testing (UT): By emitting high-frequency sound waves with a transducer, defects like cracks or voids within the special steel can be detected. The reflections or echoes are then analyzed to identify any anomalies. 2. Magnetic Particle Testing (MT): This technique relies on magnetic fields to primarily detect surface or near-surface defects in special steel. Inducing a magnetic field in the material and applying magnetic particles allows any discontinuities or defects to gather, forming visible indications. 3. Liquid Penetrant Testing (PT): Involving the application of a liquid dye or penetrant to the special steel's surface, this method draws the penetrant into any surface defects through capillary action. After removing excess penetrant and applying a developer, the indications become visible. 4. Radiographic Testing (RT): This technique employs X-rays or gamma rays to inspect the internal structure of special steel. By exposing the material to radiation and capturing the transmitted radiation on film or a digital detector, any inconsistencies or defects within the material become visible on the resulting image. 5. Eddy Current Testing (ECT): Mainly used for detecting surface or near-surface defects, ECT involves inducing an alternating current into a coil to create an electromagnetic field. Variations in the material's electrical conductivity or magnetic permeability caused by defects generate changes in the coil's impedance, which can be analyzed. 6. Visual Testing (VT): While not a direct NDT method, visual inspection serves as a preliminary step to identify surface defects or irregularities in special steel. By thoroughly visually examining the material with appropriate lighting and magnification tools, any issues can be detected. These diverse methods of non-destructive testing offer valuable insights into special steel's quality, ensuring its structural integrity and reliability across various applications. The selection of a specific method depends on factors like the type and location of the defect being sought, as well as the industry or application's specific requirements.
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Grade DIN41C4 alloy steel round bars Hot Rolled
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 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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