Grade DIN35CrMo4 CNBM Alloy 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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Specification
Type:
Gear Steel
Shape:
Steel Round Bar
Specifications:
1. Commodity: Alloy Steel Round Bar
2. Technical: Hot rolling
3. Length: Min. 5.8meter, according to requirement.
4.Diameter: 16mm-250mm
Chemical Composition:
Grade | C | Si | Mn | Cr | P | S | Ni | Cu | Mo |
35CrMo4 | 0.32-0.40 | 0.17-0.37 | 0.40-0.70 | 0.80-1.10 | ≤0.035 | ≤0.035 | ≤0.03 | ≤0.03 | 0.15-0.25 |
Mechanical Property:
Grade | Tensile Strengthσb (MPa) | Yield Strength | Elongation | Reduction of Area ψ (%) | Impact Akv(J) | Hardness |
σs (MPa) | δ5 (%) | |||||
35CrMo4 | ≥980(100) | ≥785(80) | ≥9 | ≥45 | ≥47 | ≤207HB |
Usage and Applications:
Gear, Sleevesspool,Shaft, Crankshaft, Pin
Packaging & Delivery:
Packaging Detail: Standard seaworthy packing or as customer required; all goods are packed in bundle with steel strips and shipped by break bulk vessel or container
Delivery Detail: 15~45 days
Production Flow:
EAF+LF+VD+ Forged+ Heat Treatment
Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation
Quality Assurance:
1. We will strictly inspect our production that we sold according to the customer’s request.
2. Our steel reaches international quality standards.
3. Quality should be in conformity with the specification of the manufacturer. Quantity and packing conditions should be in conformity with the term in the contract.
4. Should the packing found damaged, the buyer has the right to claim to the seller
- Q: What are the applications of special steel in the aerospace sector?
- Special steel has various applications in the aerospace sector due to its exceptional properties. It is used for manufacturing critical components such as turbine blades, landing gear, and structural parts. The high strength, corrosion resistance, and heat resistance of special steel make it ideal for withstanding extreme conditions experienced during flight. Additionally, its lightweight nature contributes to fuel efficiency and overall performance improvement in aircraft.
- Q: What are the different processes involved in making special steel?
- The different processes involved in making special steel include melting and refining the raw materials, such as iron ore and scrap metal, in a furnace to create liquid steel. This liquid steel is then cast into various shapes using techniques like continuous casting or ingot casting. After casting, the steel undergoes heat treatment processes like annealing, quenching, and tempering to enhance its mechanical properties. Additionally, special alloying elements are added during the melting stage to give the steel specific characteristics, such as increased strength or corrosion resistance. Finally, the steel is finished by processes like machining, grinding, and polishing to meet the desired specifications and quality standards.
- Q: How does special steel ensure product traceability?
- Product traceability is guaranteed in special steel through a variety of measures and processes implemented during production and supply chain management. To begin with, detailed records of the production process are maintained by special steel manufacturers. These records encompass information on the raw material source, specific production techniques utilized, and the testing and inspection procedures carried out at each stage. By possessing these records, a comprehensive traceability is achieved as they provide a clear historical account of each product from its inception to its final form. Special steel manufacturers also adopt robust quality control systems that involve assigning unique identification codes or markings to each product. These codes aid in tracking the product throughout its lifecycle, facilitating easy identification and traceability. Furthermore, advanced technology systems such as barcode scanning, radio frequency identification (RFID), or blockchain are often employed by special steel manufacturers to monitor and trace their products. These systems enable real-time monitoring and recording of product movements, thereby ensuring accurate traceability and transparency. Additionally, special steel manufacturers maintain strong relationships with their suppliers and customers, establishing a transparent and traceable supply chain. They collaborate closely with suppliers to validate the origin and quality of raw materials, while also working closely with customers to provide them with detailed information regarding the product's manufacturing process and its journey through the supply chain. In conclusion, special steel manufacturers prioritize product traceability by implementing stringent record-keeping systems, advanced technology solutions, and maintaining transparent relationships with suppliers and customers. These measures not only guarantee the quality and reliability of special steel products, but also provide customers with assurance regarding the origin and authenticity of the product.
- Q: How does special steel contribute to the durability of products?
- There are several ways in which special steel enhances the durability of products. Initially, special steel's notable qualities of high strength and hardness make it resistant to wear and tear. As a result, products constructed from special steel can endure heavy usage and outlast those made from regular steel or alternative materials. Moreover, special steel commonly incorporates other elements like chromium, nickel, and molybdenum, which heighten its resistance to corrosion. This is particularly crucial for products exposed to harsh environments or chemicals. The corrosion resistance of special steel aids in preventing rust and deterioration, thus increasing the product's lifespan. Additionally, special steel can undergo heat treatment to enhance its mechanical properties, including toughness and hardness. Through specific heating and cooling processes, heat-treated special steel becomes stronger, rendering it less susceptible to deformation and breakage. This is especially advantageous for products subjected to heavy loads or impacts. Furthermore, special steel is often manufactured with precise composition and microstructure, resulting in improved material properties. This encompasses superior fatigue resistance, implying that the material can endure repeated stress without developing cracks or breaking. Consequently, products made from special steel exhibit enhanced reliability and are less prone to failure. In conclusion, special steel significantly contributes to product durability through its high strength, corrosion resistance, improved mechanical properties, and superior fatigue resistance. By incorporating special steel into the manufacturing process, products can be designed to withstand various demanding conditions, ensuring a longer lifespan and greater reliability.
- Q: What are the different methods for improving the magnetic properties of special steel?
- There are several methods for improving the magnetic properties of special steel, including annealing, alloying, and heat treatment. Annealing involves heating the steel to a specific temperature and then slowly cooling it, which helps to refine the grain structure and reduce magnetic losses. Alloying is another method, where specific elements like nickel or cobalt are added to the steel to enhance its magnetic properties. Heat treatment is also commonly used, involving controlled heating and cooling processes to alter the microstructure and improve magnetic performance.
- Q: What are the different chemical resistance grades of special steel?
- The different chemical resistance grades of special steel include austenitic stainless steel, duplex stainless steel, super duplex stainless steel, and high-alloy stainless steel.
- Q: How does special steel contribute to the aerospace material recyclability?
- Special steel contributes to the aerospace material recyclability by offering high durability and strength, making it a preferred material for various aircraft components. Its recyclability is enhanced through processes such as melting and reformation, allowing the steel to be reused in new applications. This reduces the need for new steel production, conserves resources, and minimizes waste generation in the aerospace industry.
- Q: Can special steel be used in the textile industry?
- Yes, special steel can be used in the textile industry. Special steel, such as stainless steel, can be utilized in various textile machinery components like needles, pins, and cutting tools due to its durability, corrosion resistance, and high strength. Additionally, special steel wire can be used in weaving, knitting, and braiding processes to enhance the strength and performance of textile products.
- Q: How is special steel used in the railway supply chain?
- Special steel is used in the railway supply chain for various applications such as manufacturing railway tracks, wheels, axles, and components. It offers superior strength, durability, and resistance to wear and tear, ensuring safe and efficient transportation. Special steel's unique properties make it an essential material in constructing reliable and high-performance railway infrastructure.
- Q: How does special steel perform in terms of thermal expansion?
- Special steel typically performs well in terms of thermal expansion. It has a low coefficient of thermal expansion, meaning it expands and contracts less with temperature changes compared to other types of steel. This makes it more dimensionally stable and less prone to warping or distortion when exposed to heat or cold.
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Grade DIN35CrMo4 CNBM Alloy 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
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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