Gear Steel SAE 1020 Carbon Steel Round Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Carbon Steel
Shape:
Steel Round Bar
Gear Steel SAE 1020 Carbon Steel Round Bar
Product Information:
1. Standard GB:20, AISI: 1020, JIS: S20C
2. Specification
Dia: 8mm-480mm or according to your requirements
Length: 1m-12mm or according to your requirements
3. Delivery Condition
Hot rolled, forged, QT heat treatment and normalizing
4. Characteristics:S20C/ 1020/ 20
1) The strength and hardness of S20C/ 1020/ 20 is higher than that of S15C/ 1015/ 15.
2) Good plasticity and weldability.
3) Good toughness after hot rolling and normalization.
5. Application: High-quality carbon structural steel/S20C/ 1020/ 20
S20C structural carbon steel bar /1020 /20 can be used to be manufactured medium or small carburization or nitrocarburizing parts and press forging parts, such as lever shaft, selector fork of speed changing box, gear, heavy mechanical lever and shackle, etc.
Product Overviews:
| Product Name | Typical Grades | Diameter(mm) | Standard adopted |
| Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
| 40 (1040/S40C/C40) | |||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
| GCr15 (52100/SUJ2/100Gr6) | |||
| GCr9SiMn (A485-Gr.1/SUJ3) | |||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
| 40Cr (5140/SCr440/41Cr4) | |||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | Ø16-Ø600 | |
| 20CrMn(5115/SMnC420/20MnCr5) | |||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
Product Show:
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- Q: Can special steel be used for making cutting tools?
- Yes, special steel can be used for making cutting tools. Special steel, also known as tool steel, is specifically designed and manufactured to have excellent hardness, wear resistance, and toughness properties, making it highly suitable for cutting tool applications. The unique composition and heat treatment processes of special steel enable it to withstand high temperatures and maintain sharp cutting edges, ensuring efficient and durable performance for cutting tools.
- Q: Can special steel be used in the production of springs?
- Yes, special steel can be used in the production of springs. Special steel, such as alloy steel or high carbon steel, is often preferred for spring manufacturing due to its excellent strength, durability, and elasticity properties. This type of steel allows for the production of springs that can withstand high stress, maintain their shape, and provide reliable performance over an extended period of time.
- Q: How is creep-resistant steel used in the production of power plant components?
- Creep-resistant steel is used in the production of power plant components primarily due to its ability to withstand high temperatures and constant stress. These components, such as boilers, turbine blades, and heat exchangers, operate under extreme conditions and are exposed to elevated temperatures for prolonged periods. Creep-resistant steel, with its enhanced resistance to deformation and rupture at high temperatures, ensures the structural integrity and longevity of these power plant components, contributing to their reliable and efficient operation.
- Q: What are the different methods for improving the electrical conductivity of special steel?
- There are several methods for improving the electrical conductivity of special steel, including alloying, heat treatment, and surface modifications. Alloying involves adding elements like copper, nickel, or silver to the steel to enhance its conductivity. Heat treatment processes such as annealing or quenching can also improve conductivity by altering the microstructure of the steel. Additionally, surface modifications like electroplating or coating can be employed to enhance electrical conductivity.
- Q: What are the properties of tungsten alloys?
- Tungsten alloys possess several notable properties, including exceptional hardness, high melting point, excellent corrosion resistance, and remarkable density. These alloys are also known for their exceptional strength, resistance to wear, and ability to retain their shape even under extreme temperatures. Furthermore, tungsten alloys exhibit good electrical and thermal conductivity, making them suitable for various applications in industries such as aerospace, automotive, and defense.
- Q: How does special steel contribute to national security?
- National security is significantly enhanced by special steel, which serves various purposes. Firstly, it is extensively utilized in the production of military equipment and weapons. Tanks, armored vehicles, submarines, and aircraft carriers require special steel due to its exceptional strength, resilience, and resistance to corrosion. Incorporating special steel into military applications ensures the durability and reliability of these vital defense systems, ultimately strengthening national security. Secondly, special steel plays a pivotal role in the construction of critical infrastructure. Bridges, tunnels, and buildings, which are essential for a nation's functioning and security, rely on special steel. Its unparalleled strength and ability to withstand extreme conditions make it a crucial material for structures that must endure natural disasters, terrorist attacks, or other security threats. By incorporating special steel into infrastructure projects, a nation can fortify its security and safeguard its citizens. Additionally, special steel is of utmost importance in the energy sector, particularly within nuclear power plants. Special steel alloys are employed in the construction of reactor vessels and other components that encounter high temperatures and pressures. The utilization of special steel ensures the integrity and safety of these critical facilities, mitigating the risk of potential nuclear accidents that could pose significant threats to national security. Lastly, special steel contributes to national security by supporting the defense industry and fostering technological advancements. Research and development in special steel alloys often lead to breakthroughs in material engineering, which can have broader applications beyond defense. These advancements stimulate innovation in sectors such as aerospace, automotive, and energy, thereby augmenting a nation's overall technological capabilities and economic competitiveness. In conclusion, special steel's contribution to national security is multifaceted. Its incorporation in military equipment, critical infrastructure, nuclear power plants, and technological advancements all play a pivotal role in safeguarding a nation's interests, protecting its citizens, and maintaining its strategic advantage in an increasingly turbulent world.
- Q: What are the different molding grades of special steel?
- Various industries and applications utilize several distinct molding grades of special steel. Some well-known molding grades are: 1. P20: This grade finds wide usage in the production of plastic injection molds, die casting, and extrusion dies. It boasts excellent machinability, high hardness, and good polishability, making it suitable for high-precision molding operations. 2. H13: Primarily used for die casting and forging applications, this grade is a hot work tool steel. It offers high toughness, good heat resistance, and excellent wear resistance, making it suitable for molding processes in high-temperature environments. 3. S7: Commonly employed in molding applications requiring high impact resistance, this grade is a shock-resistant tool steel. It provides good hardness, toughness, and machinability, making it ideal for applications like shear blades and hammer dies. 4. NAK80: Often utilized for high-quality mirror surface molds and precision molding, this grade is a pre-hardened mold steel. It offers high polishability, excellent dimensional stability, and good wear resistance, making it suitable for producing parts with demanding surface finish requirements. 5. 420SS: This grade, a stainless steel, is commonly used in molding applications that require corrosion resistance. It provides good hardness, moderate strength, and excellent corrosion resistance, making it suitable for applications such as medical devices and food processing equipment. These examples represent just a fraction of the available molding grades of special steel on the market. Each grade possesses distinct properties and characteristics that render them suitable for various molding applications. It is crucial to select the appropriate grade based on the specific requirements of the molding process to ensure optimal performance and durability.
- Q: How does special steel contribute to the magnetic properties of products?
- Special steel can contribute to the magnetic properties of products by having specific alloying elements and heat treatments that enhance its ferromagnetic properties, resulting in higher magnetic permeability and increased magnetization.
- Q: How does the hardness of special steel affect its performance?
- The hardness of special steel plays a crucial role in determining its performance. The hardness of steel refers to its ability to resist indentation, scratching, or deformation during use. This property is directly related to the steel's microstructure and the amount of carbon present in it. When special steel is hardened, it undergoes a process called heat treatment, typically involving rapid cooling or quenching after being heated to high temperatures. This process alters the steel's microstructure, resulting in a harder material. The increased hardness provides several benefits to the performance of special steel. Firstly, a higher hardness level enhances the wear resistance of special steel. This is particularly important in applications where the steel is subjected to abrasive or erosive forces, such as cutting tools or machinery components. A harder steel can withstand these forces without significant wear or damage, resulting in improved longevity and reliability. Secondly, the hardness of special steel affects its strength and toughness. A harder steel generally exhibits higher strength, meaning it can withstand greater forces without permanent deformation or failure. This property is advantageous in applications where the steel is subjected to heavy loads or impacts. Additionally, a certain level of toughness is necessary to prevent brittle fractures. While high hardness can make a steel more brittle, careful heat treatment can balance the hardness and toughness, ensuring the steel remains strong and resistant to fracture. Furthermore, the hardness of special steel also affects its machinability. Hardened steel can be more challenging to machine due to its increased resistance to cutting tools. However, it offers greater dimensional stability and precision during machining operations, leading to more accurate and consistent results. In summary, the hardness of special steel significantly impacts its performance. A higher hardness level provides improved wear resistance, strength, and toughness, making it suitable for demanding applications. However, the balance between hardness and toughness needs to be carefully considered to avoid brittleness. Therefore, understanding and controlling the hardness of special steel is essential to optimize its performance in various industries.
- Q: Can special steel be used in the production of kitchen utensils?
- Yes, special steel can be used in the production of kitchen utensils. Special steel, such as stainless steel, offers excellent durability, corrosion resistance, and hygiene, making it a popular choice for kitchen utensils. It can withstand high temperatures, resist staining, and is easy to clean, making it suitable for various cooking and food preparation tasks.
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Gear Steel SAE 1020 Carbon Steel Round Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 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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