Special Steel EN31 Round Steel Bar
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,Forged
Shape:
Square,Round,Rectangular
Surface Treatment:
Chromed Passivation,Polished,Bright,Black
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
10-300mm
Length:
6-12m
Net Weight:
2mt
Special Steel EN31 Round Steel Bar
Product Description of Special Steel EN31 Round Steel Bar
1. Steel grade: ASTM52100, SUJ2, 100Gr6, GCr15, EN31
2. Length: 6M-12M
3. Diameter: 10mm-300mm
4. Product range: round bar, flat bar, square bar, wire rod, sheet
5. Technique: Hot rolled, forged, cold drawn
Specification of Special Steel EN31 Round Steel Bar
Material | EN31 | Round bar | Dia(mm) | 10-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition of Special Steel EN31 Round Steel Bar
C | Si | Mn | Cr | Ni | Mo | P | S |
0.95~1.05 | 0.15~0.35 | 0.25~0.45 | 1.40~1.65 | ≤0.30 | ≤0.10 | ≤0.025 | ≤0.025 |
Photo Show of Special Steel EN31 Round Steel Bar
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of Special Steel EN31 Round Steel Bar
1. Steel round 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 special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: What are the advantages of using nickel-manganese alloy steel round bars?
- Nickel-manganese alloy steel round bars provide numerous benefits in various applications. To begin with, these round bars exhibit exceptional strength and toughness. The incorporation of nickel and manganese significantly enhances the overall strength and durability of the steel, rendering it suitable for heavy-duty applications that demand high strength and resistance to wear and tear. As a result, industries such as construction, automotive, and manufacturing find these alloy steel round bars highly advantageous. Additionally, nickel-manganese alloy steel round bars possess outstanding corrosion resistance properties. The nickel content in the alloy imparts remarkable resistance to corrosion, making it ideal for use in harsh environments or situations where exposure to corrosive substances is common. Consequently, the lifespan of these round bars is extended, reducing the need for frequent maintenance or replacement. Moreover, these round bars demonstrate excellent heat resistance. They can withstand elevated temperatures without compromising their structural integrity, making them suitable for applications involving extreme heat or thermal cycles. Industries like aerospace, power generation, and oil and gas greatly benefit from this heat resistance property. Furthermore, nickel-manganese alloy steel round bars offer favorable weldability and machinability. The composition of the alloy facilitates easy welding and machining, allowing manufacturers to fabricate components or structures with ease. This versatility in processing makes the round bars highly adaptable to varying manufacturing processes and requirements. Moreover, these round bars exhibit good ductility and formability. The alloy's composition permits easy shaping or forming into various configurations without sacrificing its structural integrity. Consequently, they are suitable for applications that necessitate complex shapes or intricate designs. In conclusion, the advantages of utilizing nickel-manganese alloy steel round bars encompass exceptional strength, corrosion resistance, heat resistance, weldability, machinability, and formability. These properties make these round bars a dependable and versatile choice for a broad range of applications across different industries.
- Q: Can steel round bars be used for making renewable energy systems?
- Indeed, the utilization of steel round bars is feasible for the production of renewable energy systems. Steel, being a versatile material, finds extensive usage across multiple industries, including the renewable energy sector. Its robustness, longevity, and resistance against corrosion render it an ideal choice for fabricating frameworks, support structures, and components of renewable energy systems. For instance, steel round bars serve as an excellent building material for manufacturing wind turbine towers, solar panel frames, and support structures for hydroelectric power systems. Wind turbine towers necessitate a sturdy and stable structure to bear the weight of the turbine and endure the forces exerted by the wind. In this regard, steel round bars provide the requisite strength and stability, thereby ensuring the safety and efficiency of wind turbines. Similarly, solar panel frames require a sturdy construction capable of supporting the panels' weight and withstanding adverse weather conditions. Steel round bars can be employed to construct durable frames that securely hold the solar panels in place. Moreover, in the context of hydroelectric power systems, steel round bars prove invaluable in erecting support structures for various components like turbines, generators, and penstocks. Given the colossal pressure and force exerted by water flow, these structures need to possess the necessary durability and strength, making steel an exceptional choice for this purpose. All in all, steel round bars represent a dependable and frequently employed material in the construction of renewable energy systems. Their strength, durability, and resistance to corrosion render them suitable for diverse applications, thereby contributing to the long-term viability and sustainability of renewable energy sources.
- Q: Can steel round bars be used in the agricultural machinery industry?
- Indeed, the agricultural machinery industry can employ steel round bars. Renowned for their robustness, endurance, and adaptability, steel round bars prove suitable for diverse applications, including agricultural machinery. These bars facilitate the fabrication of essential components such as shafts, axles, gears, and connecting rods, crucial for agricultural machinery. The steel's exceptional strength ensures the durability of these components, enabling them to endure the arduous conditions and heavy loads frequently encountered in agricultural operations. Furthermore, steel round bars lend themselves effortlessly to machining and welding, enabling customization and efficient production of agricultural machinery parts. Consequently, steel round bars emerge as a dependable and cost-effective choice for the agricultural machinery industry.
- Q: Can steel round bars be used in electrical applications?
- No, steel round bars are not typically used in electrical applications. Electrical conductors are typically made of materials that are good conductors of electricity, such as copper or aluminum. Steel is not as conductive as these materials and is more commonly used for structural purposes.
- Q: Can steel round bars be used for making tools or machinery parts?
- Yes, steel round bars can be used for making tools or machinery parts. Steel round bars are known for their high strength, durability, and resistance to wear and tear. These properties make them ideal for applications in the manufacturing of tools and machinery parts that require high strength and reliability. Steel round bars can be machined, forged, or heat-treated to achieve the desired shape and properties required for specific tools or machinery parts. Additionally, steel round bars come in various grades, each with its own specific properties, allowing manufacturers to select the most suitable grade for their specific application. Overall, steel round bars are a versatile and commonly used material in the manufacturing industry for making tools and machinery parts.
- Q: How do steel round bars compare to aluminum or steel tubing?
- Steel round bars, aluminum tubing, and steel tubing all have their own unique properties and applications, so it is important to understand the characteristics of each material before making a comparison. Steel round bars are solid cylindrical bars made of steel. They are known for their high strength and durability, making them suitable for heavy-duty applications. Steel round bars have excellent tensile strength and can withstand high levels of stress and pressure. They are often used in construction, manufacturing, and engineering projects where strength and structural integrity are crucial. Steel round bars are also highly resistant to corrosion, making them suitable for outdoor and marine applications. Aluminum tubing, on the other hand, is made from aluminum, which is a lightweight and corrosion-resistant material. Aluminum tubing is known for its excellent thermal conductivity and electrical conductivity. It is often used in applications where weight reduction is important, such as in the aerospace and automotive industries. Aluminum tubing is also commonly used in the construction of heat exchangers and in electrical wiring systems due to its conductivity properties. Steel tubing, similar to steel round bars, is made of steel but is hollow in shape. Steel tubing is known for its versatility and wide range of applications. It is available in various shapes and sizes, including round, square, and rectangular, allowing for different structural designs. Steel tubing is often used in construction, automotive manufacturing, and industrial applications. It offers high strength and rigidity, making it suitable for applications that require structural support or the ability to withstand heavy loads. In comparison, steel round bars offer superior strength and durability compared to aluminum and steel tubing. They are ideal for heavy-duty applications that require high levels of strength and structural integrity. However, steel round bars can be heavier and more expensive than aluminum tubing, which is often preferred for lightweight applications. Steel tubing, on the other hand, provides versatility in terms of shape and size, allowing for more design options. Ultimately, the choice between steel round bars, aluminum tubing, and steel tubing depends on the specific requirements of the application, including factors such as strength, weight, cost, and corrosion resistance. It is important to carefully evaluate these factors and consult with experts to determine the most suitable material for a particular project.
- Q: What are the different types of steel round bars used in the automotive steering systems?
- There are several different types of steel round bars commonly used in automotive steering systems, each with their own unique properties and advantages. 1. Carbon Steel Round Bars: These are the most commonly used type of steel round bars in automotive steering systems. They offer good strength and durability, making them suitable for various steering components such as tie rods and drag links. Carbon steel round bars are also cost-effective and readily available, making them a popular choice in the automotive industry. 2. Alloy Steel Round Bars: Alloy steel round bars are made by adding various alloying elements such as chromium, nickel, and molybdenum to carbon steel. This enhances their strength, hardness, and wear resistance. Alloy steel round bars are often used in high-stress areas of the steering system where extra strength is required, such as in steering shafts and steering knuckles. 3. Stainless Steel Round Bars: Stainless steel round bars are known for their excellent corrosion resistance, making them suitable for steering components exposed to harsh environments or moisture. They are commonly used in steering system parts like steering column shafts and tie rod ends. 4. Tool Steel Round Bars: Tool steel round bars are used in specialized steering system components that require high hardness, wear resistance, and toughness. These bars are often used in the manufacturing of steering gears and other precision steering components. 5. High-Strength Low-Alloy (HSLA) Steel Round Bars: HSLA steel round bars are a type of alloy steel that provides a good balance between strength, toughness, and formability. They are commonly used in lightweight steering system components to reduce weight while maintaining structural integrity. Overall, the choice of steel round bars in automotive steering systems depends on factors such as the specific application, desired strength, durability, and corrosion resistance. Manufacturers carefully select the appropriate steel type to ensure optimal performance and safety in steering systems.
- Q: What is the difference between a solid and a hollow steel round bar?
- The main difference between a solid and a hollow steel round bar lies in their construction. A solid steel round bar is made entirely of solid steel material throughout its entire length. On the other hand, a hollow steel round bar has a hollow center, creating a tube-like structure. This design reduces the weight of the bar while maintaining its strength. Solid round bars are often used when high strength and durability are required, while hollow round bars are commonly used in applications where weight reduction is a priority, such as in construction or engineering projects.
- Q: What are the different types of steel round bar finishes for decorative purposes?
- There are several different types of steel round bar finishes that are commonly used for decorative purposes. These finishes can enhance the aesthetic appeal and overall look of the steel round bar, making it suitable for various decorative applications. Some of the most popular finishes include: 1. Polished Finish: This is a smooth and shiny finish achieved by polishing the steel round bar using abrasives. It gives a reflective, mirror-like surface that adds a touch of elegance and sophistication to any decorative project. 2. Brushed Finish: Also known as satin finish, this type of finish is achieved by brushing the steel round bar with a fine abrasive material, creating a textured pattern. It provides a slightly matte appearance, making it suitable for contemporary or industrial-style decorative applications. 3. Hammered Finish: This finish involves striking the steel round bar with a hammer, creating a textured and hammered surface. It gives a rustic and aged appearance, making it ideal for decorative items with a vintage or antique-inspired theme. 4. Blackened Finish: This finish is achieved by applying a chemical or heat treatment to the steel round bar, resulting in a darkened or blackened appearance. It adds a sleek and modern touch to decorative projects, making it a popular choice for contemporary designs. 5. Powder Coated Finish: Powder coating is a durable and long-lasting finish where a powdered paint is electrostatically applied to the steel round bar and then cured under heat. This finish allows for a wide range of color options and provides excellent protection against corrosion, making it suitable for both indoor and outdoor decorative applications. These are just a few examples of the different types of steel round bar finishes that can be used for decorative purposes. Choosing the right finish depends on the desired aesthetic, style, and overall theme of the decorative project.
- Q: What are the different types of defects that can occur in steel round bars?
- There are several types of defects that can occur in steel round bars. These defects can vary in their severity and impact on the overall quality and performance of the bars. Some of the common types of defects found in steel round bars include: 1. Surface defects: These defects are visible on the external surface of the bar and can include scratches, pits, and scaling. While surface defects may not affect the structural integrity of the bar, they can impact its aesthetic appeal and can potentially lead to corrosion if not properly addressed. 2. Internal defects: Internal defects are imperfections that occur within the body of the steel round bar. These defects can include voids, inclusions, and segregation. Internal defects can weaken the bar's mechanical properties and compromise its structural integrity. They can also lead to cracking or failure under stress. 3. Dimensional defects: Dimensional defects refer to variations in the size or shape of the steel round bar. These defects can occur during the manufacturing process and can include variations in diameter, length, or straightness. Dimensional defects can affect the bar's functionality and compatibility with other components in a structure or machinery. 4. Decarburization: Decarburization is a defect that occurs when the surface layer of the steel round bar loses carbon due to exposure to high temperatures during manufacturing or heat treatment processes. This defect can weaken the bar's hardness and strength, making it more susceptible to wear, fatigue, or failure. 5. Lamination: Lamination defects occur when there are layers or separations within the steel round bar. These defects can result from improper rolling or processing techniques. Lamination defects can reduce the bar's strength and ductility, making it prone to fracture or failure. 6. Incomplete heat treatment: Heat treatment is often used to enhance the mechanical properties of steel round bars. However, if the heat treatment process is not performed correctly or if there are inconsistencies in the cooling or reheating process, the bar may have incomplete or uneven heat treatment. This can result in variations in hardness, strength, or toughness along the length of the bar. It is important to note that the severity and impact of these defects can vary depending on the specific application and requirements of the steel round bar. Manufacturers and quality control teams employ various testing and inspection methods to detect and mitigate these defects, ensuring that the bars meet the necessary standards and specifications.
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Special Steel EN31 Round Steel Bar
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 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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