DIN1.7225/SAE4140 CNBM Alloy Steel Round Bar with Low Price
- 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
DIN1.7225/SAE4140 Alloy Steel Round Bar Price
Name | DIN1.7225/SAE4140 Steel Round Bar |
Shape | Round Bar/Square Bar/Flat Bar/Plate/Wire |
Standard | GB/ASTM/SAE/AISI/DIN/JIS/EN/BS |
Surface Treatment: | Black/Peeling/Polished/Machined |
Delivery Condition: | Hot Rolled or Forged/Peeled or Black Surface |
Test | SGS/UT 100% Elements Testing |
Certificate: | ISO/Mill Certificate |
Service: | 24 hours online service / |
more than 20 years trading and manufacture | |
Quality Assurance: | the third party inspection, such as SGS, BV, TUV…etc. is acceptable |
Packaging Details: | seaworthy packaging or as per customer's packing instruction |
Chemical Composition
C | Si | Mn | Cr | Mo | P | S |
0.38-0.43 | 0.40max | 0.60-0.90 | 0.90-1.20 | 0.15-0.30 | ≤0.035 | ≤0.035 |
Application
4140 Alloy Steel is engineering steel supplied in quenched and tempered conditions.
Very good machinability.
High toughness.
High creep strength.
Repeated impact resistant capability.
Packaging & Delivery
Packaging Detail | Sea worthy packing /as per customer's packing instruction |
Delivery Detail | 15 ~ 40 days after receiving the deposit |
Product Show
Workshop
FAQ
Are you a trading company or manufacturer? | Manufacturer |
What’s the MOQ? | 3 metric ton |
What’s your delivery time? | 15-35 days after downpayment received |
Do you Accept OEM service? | Yes |
what’s your delivery terms? | FOB/CFR/CIF |
What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
Western Union acceptable for small amount. | |
L/C acceptable for large amount. | |
Scrow ,Paybal,Alipay are also ok | |
Why choose us? | Chose happens because of quality, then price, We can give you both. |
Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. | |
What's your available port of Shipment? | Main Port, China |
What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust |
Where are your Market? | Covering more than 160 countries in the world |
- Q: How does special steel perform in high-temperature mechanical applications?
- Special steel is specifically engineered to excel in mechanical applications that involve high temperatures. Unlike regular steel, it contains alloying elements like chromium, nickel, and molybdenum, which augment its heat resistance and mechanical properties. When exposed to high temperatures, special steel showcases remarkable strength and toughness, enabling it to endure the demanding conditions found in such environments. It maintains its structural integrity even when subjected to extreme heat, rendering it suitable for applications such as furnaces, boilers, and gas turbines. Moreover, special steel retains its dimensional stability at elevated temperatures, meaning it does not easily deform or warp. This characteristic is crucial in high-temperature mechanical applications that demand precise dimensions and tight tolerances for optimal performance. Furthermore, special steel exhibits exceptional resistance to corrosion, even at high temperatures. This resistance is critical in preventing the formation of oxide scales and minimizing the risk of premature failure caused by corrosion. In conclusion, the enhanced heat resistance, strength, toughness, dimensional stability, and corrosion resistance of special steel make it highly adept in high-temperature mechanical applications. It delivers reliability and durability in extreme heat conditions, establishing it as the preferred choice for various industries encountering high-temperature environments.
- Q: What are the disadvantages of using special steel?
- One of the main disadvantages of using special steel is its high cost. Special steel is typically more expensive to produce and purchase compared to regular steel. Additionally, the production process for special steel often requires specific techniques and equipment, which can further increase costs. Another disadvantage is the limited availability of special steel. It may not be readily accessible in all regions, leading to longer lead times and potential supply chain issues. Moreover, special steel may have lower formability and machinability compared to regular steel, making it more challenging to work with and shape as needed.
- Q: How does special steel contribute to reducing product recalls?
- Special steel contributes to reducing product recalls by providing improved strength, durability, and resistance to wear and tear. By using special steel in manufacturing processes, products are less likely to experience structural failures, malfunctions, or breakages that could lead to safety hazards or performance issues. This ultimately enhances the overall quality and reliability of products, minimizing the chances of recalls due to material-related defects.
- Q: What are the different special steel products available in the market?
- In the market, one can find a wide range of special steel products that are specifically designed to meet various industrial needs. Some commonly used special steel products include: 1. Stainless Steel: This particular steel alloy is highly resistant to corrosion due to its minimum chromium content of 10.5%. It finds extensive use in applications that demand exceptional corrosion resistance, such as kitchen utensils, medical instruments, and chemical processing equipment. 2. Tool Steel: Tool steel is a type of carbon and alloy steel that is exclusively manufactured for tool production. It is renowned for its high hardness, resistance to abrasion, and ability to maintain sharp edges. Tool steel is widely employed in the fabrication of cutting tools, dies, and molds. 3. Alloy Steel: Alloy steel is a type of steel that has been blended with other elements like manganese, silicon, nickel, or chromium to enhance its mechanical properties. It offers superior strength, toughness, and wear resistance compared to carbon steel. Alloy steel is used in various applications, including automotive components, construction equipment, and machinery parts. 4. High-Speed Steel: High-speed steel is a variant of tool steel that exhibits the ability to cut at high speeds without compromising its hardness or its ability to retain sharp edges. It is commonly utilized in the production of drills, milling cutters, and saw blades. 5. Spring Steel: Spring steel is a low-alloy, medium or high carbon steel that possesses remarkable shape retention and elasticity even under high stress or repeated loadings. It finds extensive use in the manufacturing of springs, suspension systems, and shock absorbers. 6. Electrical Steel: Electrical steel, also known as silicon steel, is an exceptional steel alloy that demonstrates low electrical losses and high magnetic permeability. It is employed in the fabrication of electrical transformers, motors, and generators. 7. Heat-Resistant Steel: Heat-resistant steel is specifically engineered to withstand high temperatures without compromising its mechanical properties. It is commonly utilized in applications such as furnaces, heat exchangers, and gas turbines. These examples merely scratch the surface of the wide array of special steel products available in the market. The selection of a particular steel product depends on the specific requirements of the application, including factors like corrosion resistance, strength, hardness, and heat resistance.
- Q: How does electrical steel minimize energy losses in electrical devices?
- Electrical steel minimizes energy losses in electrical devices through its unique magnetic properties and composition. It is specifically designed to have low electrical conductivity and high magnetic permeability, which reduces eddy current losses and hysteresis losses. These losses occur due to the alternating magnetic fields generated in electrical devices, such as transformers and motors. By using electrical steel, these losses are minimized, resulting in more efficient energy transfer and reduced energy wastage.
- Q: How is special steel made?
- Special steel undergoes a complex and precise manufacturing process, consisting of various steps. Initially, high-quality raw materials like iron ore and scrap metal are carefully chosen and then melted in a furnace at extremely high temperatures. This procedure eliminates impurities and forms molten steel. Once the molten steel is obtained, it is further refined to achieve the desired composition and properties. This is accomplished by adding various alloying elements like chromium, nickel, manganese, and vanadium. These elements enhance the steel's strength, hardness, corrosion resistance, and other specific characteristics necessary for the intended application. Following that, the molten steel is cast into different shapes, such as bars, slabs, or billets, using a process called casting. During casting, the steel is poured into molds and allowed to cool and solidify. The resulting solidified steel is then processed further using techniques like rolling, forging, or extrusion to achieve the desired shape and dimensions. After shaping, the steel undergoes heat treatment, which involves controlled heating and cooling processes. Heat treatment refines the steel's microstructure, improving its mechanical properties. This can involve processes like quenching, tempering, annealing, or normalizing, depending on specific requirements. Finally, the steel is subjected to thorough testing and quality control measures to ensure compliance with required specifications and standards. These tests encompass mechanical, chemical, and physical analyses, as well as non-destructive testing techniques, to verify the integrity and performance of the special steel. In summary, the production of special steel is a highly technical and specialized process that entails meticulous selection of raw materials, precise alloying, casting, shaping, heat treatment, and rigorous quality control. The end result is a steel with exceptional properties that can be tailored to meet the specific needs of diverse industries, including automotive, aerospace, construction, or manufacturing.
- Q: How does special steel contribute to sustainable development?
- Special steel contributes to sustainable development in several ways. Firstly, it is highly durable and long-lasting, reducing the need for frequent replacements and the associated resource consumption and waste generation. Additionally, special steel is often used in energy-efficient applications, such as in the construction of wind turbines or energy-efficient vehicles, helping to reduce carbon emissions and combat climate change. Furthermore, special steel can be recycled and reused, minimizing the demand for virgin materials and reducing the environmental impact of the steel industry. Overall, the use of special steel promotes sustainable practices by extending product lifecycles, reducing energy consumption, and supporting a circular economy.
- Q: How is duplex stainless steel used in the oil and gas industry?
- Duplex stainless steel is extensively used in the oil and gas industry due to its exceptional properties. It is commonly employed in the construction of pipelines, offshore platforms, and various equipment. Its high corrosion resistance allows for reliable performance in aggressive environments, such as offshore drilling rigs and subsea equipment. Additionally, its high strength and toughness make it suitable for handling high-pressure and high-temperature conditions. Overall, duplex stainless steel plays a crucial role in ensuring the safety, efficiency, and longevity of oil and gas operations.
- Q: What are the properties of high-speed tool steel?
- High-speed tool steel possesses several important properties, including exceptional hardness, wear resistance, and heat resistance. It can maintain its hardness even at elevated temperatures, enabling it to withstand high-speed machining operations without losing its cutting edge. Additionally, high-speed tool steel exhibits excellent toughness and durability, allowing it to withstand heavy loads and resist chipping or breaking. Its high wear resistance makes it suitable for prolonged usage and reduces the need for frequent tool replacements.
- Q: What are the limitations of special steel?
- Some limitations of special steel include its high cost and limited availability, as well as the difficulty in shaping and processing it. Additionally, special steel may have lower tensile strength compared to other materials and can be prone to corrosion if not properly maintained.
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DIN1.7225/SAE4140 CNBM Alloy Steel Round Bar with Low Price
- 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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