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: What is the life cycle of special steel products?
- The life cycle of special steel products typically involves several stages, starting with the extraction and processing of raw materials to create the steel. This is followed by the manufacturing and fabrication processes, where the steel is shaped and formed into the desired product. Once the product is ready, it is typically distributed to customers and used in various applications, such as construction, automotive, or aerospace industries. During its use, the special steel product may undergo regular maintenance, repairs, or modifications to ensure optimal performance. Finally, at the end of its life cycle, the steel product may be recycled or disposed of responsibly, contributing to a more sustainable approach in the industry.
- Q: How does special steel resist deformation under load?
- Special steel is designed to resist deformation under load due to its unique composition and manufacturing techniques. One of the key factors that contribute to its resistance is its high strength. Special steel is typically alloyed with elements such as chromium, nickel, and molybdenum, which enhance its mechanical properties and make it stronger than regular steel. This increased strength allows the steel to bear heavier loads without undergoing significant deformation. Additionally, special steel often undergoes specialized heat treatment processes such as quenching and tempering. These processes modify the steel's microstructure, resulting in a fine-grained structure and increased hardness. The fine-grained structure helps to distribute the applied load more evenly throughout the material, reducing the risk of localized deformation. Moreover, special steel can also exhibit exceptional toughness, which means it can absorb a significant amount of energy before fracturing. This toughness is achieved by carefully controlling the steel's chemical composition and manufacturing processes, such as controlled cooling rates during heat treatment. The ability to absorb energy without undergoing deformation further enhances its resistance to load-induced deformation. Furthermore, special steel can possess superior fatigue resistance, allowing it to withstand repeated loading and unloading cycles without undergoing deformation. This is achieved by eliminating impurities and controlling the steel's grain structure, which reduces the initiation and propagation of cracks that can lead to deformation. Overall, the combination of high strength, fine-grained structure, toughness, and fatigue resistance in special steel enables it to resist deformation under heavy loads. These characteristics are carefully engineered and optimized during the manufacturing process to ensure that the steel can withstand the intended applications and loads without undergoing significant deformation.
- Q: What are the different automotive grades of special steel?
- There are several different automotive grades of special steel, including stainless steel, high-strength steel, advanced high-strength steel, and ultra-high-strength steel. These grades offer varying levels of corrosion resistance, durability, and strength, making them suitable for different automotive applications.
- Q: How does special steel perform in high-velocity impact conditions?
- Special steel is specifically designed to provide exceptional performance in high-velocity impact conditions. Its unique composition and metallurgical properties make it highly resistant to deformation and failure when subjected to extreme forces. One of the key characteristics of special steel is its high strength, which allows it to withstand the tremendous forces experienced in high-velocity impact situations. This strength is a result of careful alloying and heat treatment processes that enhance the material's ability to absorb and distribute energy. As a result, special steel can effectively resist deformation and maintain its structural integrity even under severe impact loads. Additionally, special steel possesses excellent toughness, enabling it to absorb large amounts of energy before fracturing. This property is crucial in high-velocity impact conditions, where the material needs to withstand sudden and intense forces. The high toughness of special steel allows it to absorb and dissipate the impact energy, preventing catastrophic failure and ensuring the continued performance of the component or structure. Moreover, special steel often exhibits excellent wear and abrasion resistance, which is beneficial in high-velocity impact scenarios that involve sliding or rubbing contact. This resistance to wear ensures that the material retains its integrity and functionality even under prolonged and repetitive impact conditions, reducing the risk of premature failure. In summary, special steel performs exceptionally well in high-velocity impact conditions due to its high strength, excellent toughness, and superior wear resistance. Its ability to withstand extreme forces and absorb impact energy effectively makes it a preferred choice for applications where durability and reliability are paramount.
- Q: How does special steel contribute to sustainable construction?
- Special steel contributes to sustainable construction in several ways. Firstly, it has high strength and durability, which allows for the design and construction of lighter and more efficient structures. This reduces the amount of material needed and saves resources. Secondly, special steel is often made from recycled materials, reducing the demand for virgin resources and minimizing environmental impact. Additionally, special steel can be easily recycled at the end of its life cycle, promoting a circular economy and reducing waste. Overall, special steel helps to create sustainable buildings by improving energy efficiency, reducing carbon emissions, and conserving resources.
- Q: How does special steel contribute to the packaging aftermarket industry?
- The packaging aftermarket industry greatly benefits from the use of special steel, which provides various advantages that enhance the efficiency and quality of packaging processes. Firstly, special steel is renowned for its exceptional strength and durability, making it ideal for the manufacturing of packaging machinery and equipment. This durability ensures that the machinery can withstand the demanding requirements of the industry, resulting in improved reliability and less downtime. Additionally, special steel boasts excellent resistance to corrosion, making it highly suitable for packaging applications that involve exposure to moisture, chemicals, or extreme temperatures. This corrosion resistance extends the lifespan of packaging equipment and prevents degradation, ultimately reducing maintenance costs and enhancing the overall efficiency of the packaging aftermarket industry. Moreover, special steel can be customized to meet specific needs, allowing for the production of tailored packaging solutions. This flexibility and versatility enable manufacturers to create innovative designs that enhance product protection, optimize space utilization, and improve transportation logistics. For example, special steel can be used to manufacture lightweight yet strong packaging materials, reducing shipping costs and minimizing the environmental impact associated with packaging waste. Furthermore, special steel possesses excellent machinability and weldability, making it easy to fabricate intricate packaging components with high precision. This capability enables manufacturers to produce packaging solutions that perfectly fit specific product dimensions, ensuring optimal protection during transit. In conclusion, special steel plays a vital role in the packaging aftermarket industry by offering strength, durability, corrosion resistance, customization options, and excellent machinability. These qualities contribute to the overall efficiency, reliability, and quality of packaging processes, benefiting both manufacturers and consumers.
- Q: What is the role of heat treatment in special steel?
- The role of heat treatment in special steel is to enhance its mechanical properties and improve its performance by altering its microstructure through controlled heating and cooling processes. This helps to achieve desired properties such as increased hardness, strength, toughness, and ductility, as well as improved wear resistance and corrosion resistance. Heat treatment also allows for the refinement of grain structure, elimination of internal stresses, and modification of the steel's crystalline structure, which ultimately improves the overall quality and usability of special steel in various applications.
- Q: How does case-hardening steel achieve high surface hardness?
- Case-hardening steel achieves high surface hardness through a process called carburizing, where the steel is heated in a carbon-rich environment. This causes carbon atoms to diffuse into the surface of the steel, creating a high concentration of carbon. The carbon atoms then form carbides, which are very hard and increase the steel's surface hardness.
- Q: How does special steel perform in high-vibration applications?
- Special steel is known for its excellent performance in high-vibration applications. Its unique composition and properties make it highly resistant to the effects of vibration, ensuring optimal performance and durability in such environments. One of the key features of special steel is its high tensile strength. This strength allows it to withstand the forces and stresses generated by vibration without undergoing deformation or failure. This property is vital in high-vibration applications, where constant movement and oscillation can subject materials to significant stress. Moreover, special steel exhibits exceptional fatigue strength, meaning it can endure repeated cycles of stress and vibration without compromising its structural integrity. This makes it ideal for applications that involve continuous or cyclic vibration, such as machinery, equipment, and structures subjected to dynamic loads. Additionally, special steel possesses excellent damping properties. Damping refers to the ability of a material to absorb and dissipate energy generated by vibrations. Special steel's superior damping characteristics help reduce the magnitude and duration of vibrations, minimizing the impact on the surrounding components and structures. This contributes to overall system stability and reduces the risk of fatigue or premature failure. Furthermore, special steel is often engineered to have high resistance to corrosion and wear. This resistance ensures that the material remains robust and reliable even in harsh environments where vibration-induced corrosion or erosion may occur. By maintaining its protective coating and integrity, special steel can effectively withstand the challenges posed by high-vibration applications. In summary, special steel performs exceptionally well in high-vibration applications due to its high tensile strength, fatigue resistance, damping properties, and corrosion/wear resistance. Its combination of these properties ensures optimal performance, longevity, and safety in environments characterized by significant vibration and dynamic loads.
- Q: What industries commonly use special steel?
- Industries commonly using special steel include automotive, aerospace, construction, energy, and manufacturing.
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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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