SCM440 Alloy Steel Round Bars Hot Forged Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
SCM440 Alloy Steel Round Bars Hot Forged Bar
Product Description:
1. Sizes: Diameter: 16mm-300mm; Length: 6m, 9m, 12m
2. Grade: 42CrMo, 4140,42CrMov，SCM440
3. Invoicing on theoretical weight or actual weight as customer’s request
4. Shape: Round bar, solid bar of steel with circular section
5. Technique: Hot rolled, forged, cold rolled
Specification:
Material | SCM440 | Round bar | Dia(mm) | 16-600 |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12000 | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500 |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200 | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12000 |
Chemical Composition:
C | Si | Mn | Cr | Ni | Cu |
0.38~0.45 | 0.17~0.37 | 0.50~0.80 | 0.9-1.2 | ≤0.030 | ≤0.030 |
Packing and Delivery:
Packing in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)
Delivery Detail: Approx.45 days
Usage and Applications:
1. SCM440 Alloy Steel Round Bars Hot Forged Bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some especial material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Product Show:
- Q: What are the different cutting techniques used for special steel?
- Some of the different cutting techniques used for special steel include plasma cutting, laser cutting, waterjet cutting, and abrasive cutting.
- Q: What are the requirements for special steel used in low-temperature applications?
- The requirements for special steel used in low-temperature applications include high toughness, excellent resistance to brittle fracture, and good ductility at low temperatures. It should have a low carbon content to prevent embrittlement, along with specific alloying elements like nickel, manganese, and chromium to enhance its low-temperature properties. Additionally, the steel should have good weldability and corrosion resistance to withstand the harsh conditions often encountered in low-temperature environments.
- Q: What are the different methods of surface honing for special steel?
- There are several different methods of surface honing for special steel, each with its own advantages and applications. Some of the most commonly used methods include: 1. Manual Honing: This method involves using hand-held honing tools such as stones, sticks, or abrasive pads to manually remove material from the surface of the special steel. Manual honing allows for precise control and is often used for smaller or intricate parts. 2. Machine Honing: Machine honing utilizes specialized honing machines that automate the honing process. These machines typically consist of rotating honing stones or abrasive belts that remove material from the surface of the steel. Machine honing is often preferred for larger or more complex parts, as it can achieve consistent and high-quality results. 3. Diamond Honing: Diamond honing is a method that uses diamond abrasives to remove material from the surface of the special steel. Diamond is one of the hardest substances known, making it highly effective for honing steel. This method is often used for high-precision applications or when a very smooth surface finish is required. 4. Superfinishing: Superfinishing is a specialized honing process that is used to achieve extremely fine surface finishes on special steel. It involves using a combination of honing stones and abrasive pastes to remove microscopically small amounts of material from the surface. Superfinishing is typically used for critical applications where surface roughness and dimensional accuracy are of utmost importance. 5. Lapping: Lapping is a honing method that uses a combination of abrasive particles and a rotating or vibrating tool to remove material from the surface of the steel. It is often used for parts that require a very flat or parallel surface, such as bearings or sealing surfaces. 6. Electrochemical Honing: Electrochemical honing is a specialized honing process that uses an electric current to remove material from the surface of the special steel. It is often used for complex or hard-to-reach surfaces, as it can effectively remove material from areas that are difficult to access with other honing methods. In summary, the different methods of surface honing for special steel include manual honing, machine honing, diamond honing, superfinishing, lapping, and electrochemical honing. Each method has its own unique advantages and applications, allowing for precise control and achieving the desired surface finish and dimensional accuracy for special steel components.
- Q: How is corrosion-resistant tool steel used in the production of molds and dies?
- Corrosion-resistant tool steel is used in the production of molds and dies to ensure the longevity and durability of these tools. Since molds and dies are often exposed to harsh environments and corrosive elements, using corrosion-resistant tool steel helps to prevent rust and corrosion, which can lead to premature wear and damage. This type of tool steel also provides excellent strength, hardness, and wear resistance, allowing molds and dies to withstand high-pressure and high-temperature conditions without compromising their performance. Overall, the use of corrosion-resistant tool steel in the production of molds and dies ensures the production of high-quality and long-lasting tools that can withstand the demands of various manufacturing processes.
- Q: How does special steel perform in erosion applications?
- Special steel performs exceptionally well in erosion applications due to its high resistance to wear and corrosion. Its unique composition and enhanced durability make it an ideal choice for environments where erosion is a common concern. Special steel's ability to withstand abrasive forces and maintain its structural integrity over time ensures long-lasting performance and minimizes the need for frequent replacements or repairs.
- Q: What are the properties of magnetic stainless steel?
- Magnetic stainless steel is a type of stainless steel that exhibits magnetic properties due to its high iron content. It possesses good corrosion resistance, durability, and high strength, making it suitable for various applications. Additionally, it is easily formable and weldable, allowing for versatility in manufacturing processes.
- Q: What are the main applications of special steel in the food processing machinery?
- Special steel is commonly used in food processing machinery due to its unique properties and benefits. The main applications of special steel in food processing machinery include ensuring hygiene and cleanliness, resistance to corrosion and wear, high strength and durability, and compatibility with food safety regulations.
- Q: How does special steel contribute to the electronics aftermarket industry?
- Special steel plays a crucial role in the electronics aftermarket industry by offering superior properties like high strength, hardness, and corrosion resistance, making it an ideal material for manufacturing various electronic components. From connectors and terminals to springs and contacts, special steel ensures the durability and reliability of these parts, thereby enhancing the overall performance and longevity of electronic devices. Its unique properties also enable miniaturization of components, allowing for the development of smaller and more advanced electronic products.
- Q: How does bearing steel contribute to the manufacturing of bearings?
- Bearing steel is a crucial material in the manufacturing of bearings as it provides the necessary strength, durability, and wear resistance required for the efficient operation of bearings. The high carbon content in bearing steel enhances its hardness and strength, ensuring that the bearings can withstand heavy loads, high speeds, and extreme operating conditions. Additionally, the unique composition and heat treatment of bearing steel enable it to maintain dimensional stability and minimize friction, leading to improved performance and longer life of the bearings.
- Q: What industries use special steel?
- Several industries use special steel, including automotive, aerospace, construction, energy, manufacturing, and oil and gas.
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SCM440 Alloy Steel Round Bars Hot Forged Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 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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