Hot Rolled Carbon Steel Round Bars S30C
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 120000 m.t./month
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Hot Rolled Carbon Steel Round Bars S30C
Product Specification
1, Chemical Composition %
| Grade | C | Si | Mn | S | P | Cr | Ni | Cu |
| S30C | 0.27-0.34 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 |
2, Diameter: 16mm - 300mm
Length: Max 12m
Application
1, Used as mending of drawing parts of automobile sheet metal die and large hard ware sheet metal die.
2, Used as base plate of cold working die.
3, Used as fix plate of drill jig.
Product Main Points
1, Heat Treatment: normalizing, annealing, tempering, quenching
2, Surface Treatment: black, grinding, bright, polish
3, Product Process: hot rolled, cold drawn, forged
FAQ
1, Payment Terms:
30% T/T deposit & 70% T/T before delivery.
Irrevocable L/C at sight
2, Trade Terms:
EXW, FOB, CIF, CNF
3, Delivery Time:
Normally 30-40 days. According to quantity.
4, Manufacture or Trading Company:
CNBM is a state-owned fortune global 500 trading company. We have intergrated supply system.
There are about 20 overseas locations in different countries.
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About Us
- Q: Can steel round bars be annealed?
- Yes, steel round bars can be annealed. Annealing is a heat treatment process that involves heating the steel to a specific temperature and then gradually cooling it down. This process helps to relieve internal stresses, improve ductility, and enhance the material's machinability. Annealing can be applied to a wide range of steel products, including round bars, to make them softer, more workable, and reduce the risk of cracking or failure during subsequent manufacturing processes.
- Q: Can steel round bars be used in the construction of buildings?
- Yes, steel round bars can be used in the construction of buildings. They are commonly used as reinforcement materials in concrete structures due to their high strength and durability. Steel round bars provide structural stability and help resist bending and tensile forces, making them an important component in building construction.
- Q: What are the advantages of using nickel-tin alloy steel round bars?
- There are several advantages of using nickel-tin alloy steel round bars. Firstly, nickel-tin alloy steel has excellent corrosion resistance properties. This makes it ideal for applications where the round bars will be exposed to harsh environments or corrosive substances. The addition of nickel and tin enhances the overall durability and longevity of the round bars, ensuring they can withstand prolonged exposure to moisture, chemicals, and other corrosive elements. Secondly, nickel-tin alloy steel round bars offer superior strength and toughness. The combination of nickel and tin in the alloy composition enhances the overall mechanical properties of the bars, making them highly resistant to deformation, bending, and breaking. This makes them suitable for demanding applications that require high strength and durability, such as in construction, aerospace, and automotive industries. Additionally, nickel-tin alloy steel round bars exhibit excellent heat resistance. They can withstand high temperatures without significant loss of strength or deformation. This makes them ideal for applications that involve exposure to elevated temperatures, such as in furnaces, boilers, and heat exchangers. Furthermore, nickel-tin alloy steel is known for its excellent electrical conductivity. This property makes the round bars suitable for applications that require efficient electrical transmission, such as in electrical wiring, power generation, and electrical equipment manufacturing. Lastly, nickel-tin alloy steel round bars are relatively easy to machine and fabricate. They can be readily shaped, cut, and welded, allowing for versatility in various manufacturing processes. This ease of machining and fabrication ensures efficient production and reduces overall manufacturing costs. In conclusion, the advantages of using nickel-tin alloy steel round bars include excellent corrosion resistance, superior strength and toughness, high heat resistance, good electrical conductivity, and ease of machining and fabrication. These properties make nickel-tin alloy steel round bars a preferred choice for a wide range of applications in various industries.
- Q: Are steel round bars suitable for outdoor applications?
- Indeed, outdoor applications find steel round bars to be highly suitable. The remarkable durability and strength of steel have established it as a preferred option for numerous outdoor structures and applications. Construction, fencing, gates, outdoor furniture, and other outdoor structures frequently rely on steel round bars owing to their ability to withstand corrosion and weathering. Moreover, the resistance of steel round bars against outdoor elements can be further fortified through painting or coating.
- Q: What are the different grades of steel used in round bars?
- Round bars are made from various grades of steel, each possessing its own distinct properties and applications. Some commonly utilized grades are as follows: 1. Grade 1018 - Mild Steel: This steel has low carbon content, enabling easy machinability and weldability. It finds extensive use in general engineering fields, such as construction, automotive, and machinery. 2. Grade 1045 - Carbon Steel: Known for its medium carbon composition, this steel exhibits high tensile strength and excellent wear resistance. It is commonly employed in applications involving shafts, axles, gears, and other high-stress components. 3. Grades 4140 and 4340 - Alloy Steel: Alloy steels incorporate additional elements like chromium, molybdenum, or nickel to enhance their mechanical properties. These grades offer exceptional strength, toughness, and wear resistance. They are frequently employed in applications that demand high durability and strength, such as automotive parts, aircraft components, and industrial machinery. 4. Grades 304 and 316 - Stainless Steel: Stainless steel is a corrosion-resistant alloy containing a minimum of 10.5% chromium. It finds wide usage in industries such as food processing, chemicals, and medicine due to its remarkable resistance to corrosion, heat, and its appealing aesthetic. 5. Grades A2 and D2 - Tool Steel: Tool steels are designed specifically to possess high hardness, wear resistance, and toughness. They are commonly employed in the manufacture of cutting tools, dies, and molds. These examples represent just a fraction of the diverse range of steel grades used in round bars. The selection of the appropriate grade depends on specific requirements for the application, including strength, corrosion resistance, heat resistance, and machinability.
- Q: What is the resistance to fatigue of a steel round bar?
- The resistance to fatigue of a steel round bar refers to its ability to withstand repeated loading and unloading cycles without experiencing failure or damage. This property is typically evaluated through fatigue testing, where the bar is subjected to a controlled number of stress cycles. The resistance to fatigue of a steel round bar depends on various factors such as the material composition, heat treatment, surface finish, and the presence of any defects or discontinuities.
- Q: Can steel round bars be used for making crankshafts?
- Crankshafts can be made using steel round bars, which are known for their high strength, durability, and ability to withstand the stress and load of engine operation. Steel is a preferred material for crankshafts because it provides a solid and reliable foundation for the rotating assembly. The round shape of the bars allows for easy machining and shaping to achieve the desired crankshaft design. Furthermore, steel can be heat-treated to improve its mechanical properties, including hardness and fatigue resistance, making it perfect for the demanding conditions and high-performance needs of crankshafts in different engine applications.
- Q: What are the advantages of using precipitation-strengthened steel round bars?
- Using precipitation-strengthened steel round bars in various applications offers several benefits. Firstly, these bars possess improved mechanical properties, making them stronger and more durable compared to regular steel bars. Through the heat treatment process of precipitation hardening, fine particles form within the steel structure. These particles act as obstacles to dislocation movement, resulting in enhanced strength and hardness. Secondly, the increased strength of precipitation-strengthened steel round bars allows for material usage reduction while maintaining the desired level of structural integrity. This leads to cost savings in terms of raw materials and transportation, making it an economical choice in the construction and manufacturing industries. Additionally, precipitation-strengthened steel round bars exhibit excellent corrosion resistance properties. The formation of fine particles during precipitation hardening creates a dense and uniform microstructure, effectively blocking the movement of corrosive agents. This corrosion resistance makes these bars ideal for applications in harsh environments or industries where exposure to corrosive substances is common. Another advantage of using precipitation-strengthened steel round bars is their ability to withstand high temperatures. The fine particles within the steel structure contribute to improved thermal stability, enabling these bars to maintain their strength and hardness even under elevated temperatures. This makes them suitable for applications involving high-temperature operations, such as in the aerospace and automotive industries. Furthermore, precipitation-strengthened steel round bars possess superior fatigue resistance, making them advantageous in applications that require repetitive or cyclic loading. The precipitation hardening process enhances the material's resistance to fatigue failure, allowing it to withstand prolonged stress without significant deformation or failure. This makes these bars suitable for use in structures subjected to dynamic or fluctuating loads, such as bridges, cranes, and machinery components. In conclusion, precipitation-strengthened steel round bars offer enhanced mechanical properties, reduced material usage, excellent corrosion resistance, high-temperature stability, and superior fatigue resistance. These advantages make them the preferred choice for a wide range of applications, spanning from construction and manufacturing to the aerospace and automotive industries.
- Q: What are the different types of steel round bar alloys for improved toughness and wear resistance?
- There are several different types of steel round bar alloys that are known for improved toughness and wear resistance. Some of these alloys include tool steel, stainless steel, alloy steel, and carbon steel. Each of these alloys has unique properties and compositions that make them suitable for various applications where toughness and wear resistance are crucial.
- Q: What are the advantages of using nickel-molybdenum-chromium alloy steel round bars?
- Nickel-molybdenum-chromium alloy steel round bars offer several advantages. Firstly, they exhibit excellent corrosion resistance due to the addition of nickel and chromium. This enhances their ability to withstand oxidation and various corrosive environments, making them ideal for applications where exposure to moisture or chemicals is a concern. Secondly, the inclusion of molybdenum in the alloy strengthens and toughens it. This makes the nickel-molybdenum-chromium alloy steel round bars suitable for high-stress applications, such as in the construction of heavy machinery or structures that require durability and resistance to wear and tear. In addition, this alloy steel demonstrates exceptional heat resistance. It can endure high temperatures without compromising its structural integrity, making it suitable for applications involving extreme heat, such as in the aerospace or power generation industries. Furthermore, nickel-molybdenum-chromium alloy steel round bars possess good weldability, allowing for ease of fabrication and versatility in various manufacturing processes. This makes them a preferred choice for engineers and manufacturers who require a material that can be easily formed or joined to create complex shapes or structures. Lastly, the nickel content in this alloy steel provides excellent resistance to cracking and brittleness, ensuring long-lasting reliability. This guarantees that the round bars will maintain their strength and structural integrity over an extended period, minimizing the risk of failure or breakage in critical applications. Overall, nickel-molybdenum-chromium alloy steel round bars offer enhanced corrosion resistance, improved strength and toughness, excellent heat resistance, good weldability, and high reliability. These qualities make them a preferred choice for a wide range of applications in industries such as construction, manufacturing, and aerospace.
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Hot Rolled Carbon Steel Round Bars S30C
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 120000 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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