A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
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Item specifice
A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
Product Description of A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
1. Steel grade: ASTM4140, SCM440, 42CrMo, DIN1.7225
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification of A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
Material | SCM4140 | Round bar | Dia(mm) | 16-300mm |
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 A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
C | Si | Mn | Cr | Mo | P | S |
0.38~0.43 | 0.15~0.35 | 0.75~1.00 | 0.8~1.1 | 0.15~0.25 | ≤0.035 | <0.04< td=""> |
Photo Show of A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round 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 A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round 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:Can steel round bars be used for making pipelines?
- Yes, steel round bars can be used for making pipelines. Steel is a widely used material for pipelines due to its strength, durability, and resistance to corrosion. Round bars, which are cylindrical in shape, can be easily fabricated and welded together to form pipelines of various sizes and lengths. The steel round bars used for pipelines are typically made from carbon steel or alloy steel, which have high tensile strength and can withstand high pressure and temperature conditions. Additionally, steel round bars can be coated with protective layers such as epoxy or polyethylene to further enhance their resistance to corrosion. Overall, steel round bars provide a reliable and efficient option for constructing pipelines in various industries such as oil and gas, water supply, and construction.
- Q:Are steel round bars suitable for aerospace applications?
- Yes, steel round bars can be suitable for aerospace applications. Steel is known for its high strength, durability, and resistance to corrosion, which are important factors in the aerospace industry. Steel round bars can be used in various aerospace components and structures such as landing gear, engine components, and structural supports. However, it is important to note that the specific grade and composition of the steel round bars must meet the stringent requirements and standards set by the aerospace industry. Additionally, other factors such as weight reduction efforts and the use of advanced materials like titanium and composites are also considered in aerospace applications.
- Q:How do you check the quality of a steel round bar?
- To check the quality of a steel round bar, several methods can be employed. Firstly, visual inspection is crucial, where one should look for any surface defects, such as cracks, pits, or unevenness. Next, measurements of diameter, length, and straightness should be taken using appropriate tools. Additionally, conducting a hardness test using a hardness tester can determine the bar's hardness, ensuring it meets the required specifications. Other quality checks may involve verifying the chemical composition and performing non-destructive tests like ultrasonic or magnetic particle inspections to identify any internal flaws. Ultimately, a comprehensive assessment combining these various methods will help ascertain the overall quality of the steel round bar.
- Q:What are the tolerance levels for steel round bars?
- Tolerance levels for steel round bars vary depending on the specific application and industry standards. Steel round bars are typically produced with tight dimensional tolerances to ensure their precise diameter, straightness, and surface finish. Common tolerance levels for steel round bars include diameter tolerances, straightness tolerances, and surface finish tolerances. Diameter tolerances specify the acceptable range of deviation from the nominal diameter of the round bar. This tolerance is usually expressed as a plus or minus value, such as +/- 0.005 inches. The specific tolerance will depend on the size and type of steel round bar being produced, as well as the requirements of the application. Straightness tolerances refer to the allowable amount of deviation from a perfectly straight line along the length of the round bar. This tolerance is typically expressed in terms of the maximum distance between the round bar and a straight edge placed along its length. For example, a straightness tolerance of 0.030 inches per foot means that a one-foot section of the round bar can deviate up to 0.030 inches from a straight line. Surface finish tolerances specify the acceptable level of imperfections or irregularities on the surface of the round bar. This tolerance is often expressed in terms of roughness average (Ra) or roughness peak (Rz) values. The specific tolerance will depend on the desired surface finish and the application requirements. It is important to note that tolerance levels may also be subject to industry-specific standards, such as those set by organizations like the American Society for Testing and Materials (ASTM) or the International Organization for Standardization (ISO). These standards provide guidelines and specifications for various steel products, including round bars, to ensure consistent quality and performance. Ultimately, determining the tolerance levels for steel round bars involves considering the specific application requirements, industry standards, and the capabilities of the manufacturing process.
- Q:What is the red hardness of a steel round bar?
- The red hardness of a steel round bar refers to its ability to maintain its hardness and resistance to deformation at high temperatures. It is a measure of how well the steel can retain its strength and hardness when exposed to heat. Generally, steels with higher carbon content exhibit higher red hardness. This property is particularly important in applications where the steel is subjected to elevated temperatures, such as in forging or heat-treating processes. The red hardness of a steel round bar can be determined through various tests and measurements, such as hardness testing at different temperatures or by evaluating the steel's microstructure.
- Q:Are steel round bars suitable for marine environments?
- Yes, steel round bars can be suitable for marine environments, especially if they are made from corrosion-resistant alloys such as stainless steel. These alloys have high resistance to corrosion, making them suitable for prolonged exposure to saltwater and other harsh marine conditions. However, regular carbon steel round bars may be prone to rusting in marine environments and may require additional protective measures such as coatings or regular maintenance to prevent corrosion.
- Q:What are the advantages of using shock-resistant steel round bars?
- The advantages of using shock-resistant steel round bars are that they have high strength and toughness, making them suitable for applications where there is a high risk of impact, vibrations, or sudden loadings. These bars can withstand heavy loads and absorb energy, reducing the risk of structural failure or damage. Additionally, shock-resistant steel round bars offer improved resistance to wear, corrosion, and fatigue, resulting in longer service life and reduced maintenance costs.
- Q:What are the advantages of using nickel-alloy steel round bars?
- Nickel-alloy steel round bars offer numerous benefits: 1. Superior strength and durability: Renowned for their exceptional strength and durability, nickel-alloy steel round bars can endure high levels of stress and boast excellent corrosion resistance. Consequently, they are ideal for use in demanding environments. 2. Impressive temperature resistance: With their remarkable temperature resistance properties, nickel-alloy steel round bars retain their strength and integrity even in elevated temperatures. This renders them suitable for applications in industries such as aerospace, power generation, and petrochemicals. 3. Exceptional corrosion resistance: Nickel-alloy steel round bars exhibit outstanding resistance to rust and oxidation, making them highly resistant to corrosion. This quality makes them perfect for deployment in marine environments, chemical plants, and other settings where exposure to corrosive substances is common. 4. Excellent mechanical properties: Boasting outstanding mechanical properties like high tensile strength, toughness, and ductility, nickel-alloy steel round bars can withstand heavy loads and impacts without deformation or failure. As a result, they prove suitable for use in critical structural applications. 5. Versatility and adaptability: Nickel-alloy steel round bars are easily machinable, forgeable, and weldable, offering increased versatility in manufacturing processes. They can be shaped and formed into various sizes and dimensions to meet specific requirements, making them highly adaptable to different industries. 6. Cost-effective solution: Despite their initial higher cost compared to other materials, nickel-alloy steel round bars prove to be a cost-effective choice in the long run. Their resistance to corrosion and wear minimizes maintenance and replacement expenses, resulting in significant cost savings over time. In conclusion, the advantages of nickel-alloy steel round bars lie in their superior strength, impressive temperature resistance, exceptional corrosion resistance, excellent mechanical properties, versatility, adaptability, and cost-effectiveness. These qualities establish them as reliable and efficient options for numerous applications across various industries.
- Q:Can steel round bars be used in the fabrication of machinery?
- Yes, steel round bars can definitely be used in the fabrication of machinery. Steel round bars are commonly used in the manufacturing industry for various applications, including the fabrication of machinery and equipment. They possess several desirable properties that make them suitable for this purpose. Firstly, steel round bars offer excellent strength and durability. They are known for their high tensile strength, which means they can withstand heavy loads and resist deformation. This strength is crucial in machinery fabrication, as the components of machinery need to be able to endure the stresses and forces that they will be subjected to during operation. Additionally, steel round bars have good machinability, which means they can be easily shaped and formed into the desired components for machinery. This makes them highly versatile and allows for the creation of complex and intricate machine parts. Furthermore, steel round bars have good resistance to corrosion and wear, which is essential in machinery fabrication. Machinery often operates in harsh environments or comes into contact with various substances, such as chemicals, oils, or abrasive materials. The corrosion and wear resistance of steel round bars ensure that the fabricated machinery can withstand these conditions and maintain its performance over time. Lastly, steel round bars are readily available and cost-effective. They can be easily sourced from suppliers and manufacturers, making them a practical and economical choice for machinery fabrication. Overall, steel round bars are a popular and reliable material for the fabrication of machinery. Their strength, machinability, resistance to corrosion and wear, and availability make them an ideal choice for creating durable and high-performing machine components.
- Q:What are the typical yield strengths of different grades of steel round bars?
- The typical yield strengths of different grades of steel round bars can vary greatly depending on the specific grade and its intended application. However, common grades such as A36, A572, and A514 typically have yield strengths ranging from 36,000 to 100,000 pounds per square inch (psi).
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A36 Steel Round Bar Round Bar EN19 ST37-2 Steel Round Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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