• Hot Rolled Carbon Steel Round Bar MS Bar System 1
  • Hot Rolled Carbon Steel Round Bar MS Bar System 2
  • Hot Rolled Carbon Steel Round Bar MS Bar System 3
  • Hot Rolled Carbon Steel Round Bar MS Bar System 4
Hot Rolled Carbon Steel Round Bar MS Bar

Hot Rolled Carbon Steel Round Bar MS Bar

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
40 m.t.
Supply Capability:
2000000 m.t./month

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Description of steel round bar:

1. Commodity: Round steel bar 

3. Technical: Hot rolling 
2. Length: Min. 5.8meter, according to requirement.
3. Diameter: 16mm-250mm

5. Packing: In Bundle or according to your requirements.


Festures of steel round bar:

Description : Steel Bar/Stainless Steel Round Bar/Alloy Steel Round Bar/Carbon Steel Bar

Stainless Steel Bright Bar/Stainless Steel Peeled Bar/Stainless Steel Polishing Bar

Diamater:

1 Hot rolled round bar diameter from 5.5mm to 110mm

2.Hot forged round bar diameter  from 110mm to 400mm

3.Cold drawn round bar diameter from 2.0mm to 60mm

4.Grinding bar diameter from 4.0mm to 40mm

5.Turn smooth diameter from 40mm to 250mm


Specifications of steel round bar:

Length: standard 6m,9m,12m, or as customers' requirement

Surface: Black, polished, grinded, ,Bright, Turn smooth(Peeled),Brush,Mill,Pickled

Process:Hot rolled,cold drawn,forged

Packing: In bundle, tied by steel straps, covered with protecting film  Use wooden box, fill with foam to keep the surface from damaging


Images of steel round bar:

Hot Rolled Carbon Steel Round Bar MS Bar

FAQ:                                               

1. What is your main market?

We mainly export to Asia such as Japan,Korea,Thailand and North America and Middle East.

2. How long is the lead time?

Delivery time: 45 days after order confirmed.

3. What  payment term do you accept?

Payment: T/T or L/C at sight.

4.Why do you choose to cooperate with us?

We have over10 years experience in this business so we are able to provide you the high quality products with the best price.

Q: What is the elasticity of a steel round bar?
The ability of a steel round bar to return to its original form and size after external forces or deformations is referred to as its elasticity. Steel is renowned for its high elastic modulus, indicating its resistance to deformation and ability to withstand significant stress before permanently bending or breaking. The composition of a steel round bar, specifically its carbon content and the inclusion of other alloying elements, determines its elasticity. Generally, steel with higher carbon content possesses greater elasticity and can be more easily manipulated without enduring permanent deformation. Nonetheless, it is noteworthy that factors like temperature, strain rate, and any defects or imperfections in the material can also influence the elasticity of a steel round bar.
Q: Can steel round bars be used in the production of medical equipment?
Yes, steel round bars can be used in the production of medical equipment. Steel is a common material used in the manufacturing of medical devices and equipment due to its strength, durability, and versatility. Steel round bars can be used to create various components of medical equipment such as surgical instruments, orthopedic implants, diagnostic tools, and hospital furniture. The properties of steel, such as its resistance to corrosion and ability to be sterilized, make it a suitable choice for use in the medical industry where hygiene and patient safety are of utmost importance. Additionally, steel round bars can be easily machined and fabricated into different shapes and sizes, allowing for the customization of medical equipment to meet specific requirements.
Q: What is the maximum elongation of steel round bars?
The maximum elongation of steel round bars can vary depending on the specific grade and composition of the steel. However, in general, the maximum elongation for steel round bars is typically around 20-30% of its original length. This means that the steel round bar can stretch or elongate by up to 20-30% before reaching its breaking point or ultimate tensile strength. It is important to note that this maximum elongation is influenced by various factors such as the quality of the steel, the manufacturing process, and any heat treatment applied to the bars. Therefore, it is advisable to consult the specific manufacturer's specifications and consider the intended application of the steel round bars to determine the maximum elongation for a particular case.
Q: What is the difference between a hot-rolled and a cold-drawn steel round bar?
The main difference between a hot-rolled and a cold-drawn steel round bar lies in the manufacturing process and the resulting properties of the finished product. Hot-rolled steel round bars are produced by heating a billet or ingot at a high temperature, typically around 1100 to 1300 degrees Celsius, and then rolling it into the desired shape and size. This process results in a rougher surface finish and larger tolerances compared to cold-drawn bars. Hot-rolled bars are generally less precise in dimensions and may have some surface defects such as scale or rust. On the other hand, cold-drawn steel round bars are manufactured by pulling a hot-rolled bar through a die at room temperature. This process reduces the diameter and enhances the surface finish of the bar, resulting in a smoother and more precise product. Cold-drawing also improves the mechanical properties of the steel, such as increased strength, hardness, and improved surface quality. The cold-drawing process also provides closer dimensional tolerances, making cold-drawn bars suitable for applications that require higher precision. In summary, the difference between a hot-rolled and a cold-drawn steel round bar lies in the manufacturing process, resulting in different surface finish, dimensional tolerances, and mechanical properties. Hot-rolled bars are produced at high temperatures, have a rougher surface, and larger tolerances, while cold-drawn bars are manufactured at room temperature, have a smoother surface, closer dimensional tolerances, and enhanced mechanical properties. The choice between the two depends on specific application requirements and the desired characteristics of the finished product.
Q: What are the advantages of using nickel-tungsten alloy steel round bars?
There are several advantages of using nickel-tungsten alloy steel round bars: 1. High strength and durability: Nickel-tungsten alloy steel round bars have excellent strength and durability properties. This makes them suitable for applications that require resistance to wear, fatigue, and high-temperature environments. 2. Corrosion resistance: The addition of nickel in the alloy enhances its corrosion resistance properties. This makes nickel-tungsten alloy steel round bars highly resistant to various corrosive environments, including acids, alkalis, and seawater. 3. Excellent heat resistance: Nickel-tungsten alloy steel round bars exhibit excellent heat resistance, which allows them to maintain their mechanical properties even at elevated temperatures. This makes them ideal for applications that involve high-temperature environments, such as in the aerospace and automotive industries. 4. Good electrical conductivity: The inclusion of tungsten in the alloy enhances its electrical conductivity properties. This makes nickel-tungsten alloy steel round bars suitable for applications that require good electrical conductivity, such as in electrical connectors and electronic devices. 5. Machinability: Nickel-tungsten alloy steel round bars are relatively easy to machine, allowing for the production of complex shapes and designs. This makes them versatile and suitable for various manufacturing processes, including machining, forging, and welding. 6. Cost-effective: Despite their advantageous properties, nickel-tungsten alloy steel round bars are relatively cost-effective compared to other high-performance alloys. This makes them a cost-efficient choice for many industries, as they offer a balance between performance and affordability. Overall, the advantages of using nickel-tungsten alloy steel round bars make them a preferred material for a wide range of applications, including aerospace, automotive, electrical, and manufacturing industries.
Q: What are the common sizes and dimensions of steel round bars?
Different applications and requirements dictate the availability of steel round bars in a range of sizes and dimensions. The most prevalent sizes and dimensions for steel round bars encompass diameters spanning from 1/4 inch to 24 inches. These diameters correspond to the nominal size of the round bar, which approximates its cross-sectional diameter. Concerning dimensions, standard lengths of 20 feet or 6 meters are typically available for steel round bars. However, custom lengths can be manufactured upon request. The length of the round bar plays a crucial role as it determines the amount of material accessible for cutting, shaping, and fabrication. Furthermore, the weight of steel round bars may differ based on their size. Steel is typically evaluated by its weight per unit length, commonly specified in pounds per foot or kilograms per meter. The weight of a steel round bar is influenced by its diameter, length, and the specific type of steel employed. It should be noted that the aforementioned sizes and dimensions are industry standards, but there may be variations depending on the particular manufacturer or supplier. Hence, it is always advisable to consult the manufacturer's catalog or directly contact them to obtain accurate and up-to-date information regarding the sizes and dimensions of the steel round bars they offer.
Q: What are the different surface finishes available for steel round bars?
Steel round bars can be finished in various ways, each with its unique properties and applications. Some commonly used surface finishes include: 1. Hot Rolled: By heating the steel above its recrystallization temperature and allowing it to cool, a rough and scaled surface is achieved. This finish is suitable for applications that prioritize functionality over aesthetics. 2. Cold Drawn: The steel round bar is pulled through a die at room temperature, resulting in a smooth and polished surface. This finish offers improved dimensional accuracy and tight tolerances, making it ideal for precise applications that require a visually appealing appearance. 3. Turned and Polished: Using a lathe machine, the steel round bar is turned to achieve a smooth and shiny surface. This process eliminates any imperfections and irregularities, providing a close tolerance and highly finished surface. Turned and polished bars are commonly used in applications that demand high surface finish and dimensional accuracy, such as shafts and precision components. 4. Ground: Grinding is employed to remove surface defects and irregularities, resulting in a highly accurate and smooth surface finish. This finish is suitable for applications that require close tolerances and a superior surface finish, such as bearings, gears, and high-precision components. 5. Coated: Steel round bars can be coated with materials like zinc, chrome, or nickel to enhance their performance and protect against corrosion. Coated bars offer improved durability, corrosion resistance, and aesthetic appeal. The choice of surface finish for steel round bars depends on specific application requirements, including dimensional accuracy, surface quality, corrosion resistance, and aesthetic appeal.
Q: How do you calculate the weight of a steel round bar?
To determine the weight of a steel round bar, one can utilize the following equation: Weight = (Diameter^2 / 4) * Length * Density Within this equation, the Diameter signifies the round bar's diameter, Length denotes the bar's length, and Density represents the steel material's density. Initially, it is imperative to precisely measure the steel round bar's diameter. Subsequently, square the diameter by multiplying it by itself. Proceed to divide the outcome by 4. This shall yield the cross-sectional area of the round bar. Following this, multiply the cross-sectional area by the length of the bar. Lastly, multiply this value by the density of the steel material. Typically, the density of steel is around 7850 kg/m^3. The outcome of this computation shall furnish the weight of the steel round bar in either grams or kilograms, contingent upon the units implemented for the length and density.
Q: What are the different grades of steel used for round bars?
There are several different grades of steel that are commonly used for round bars. These grades vary in their composition and properties, making them suitable for different applications. Some of the most common grades of steel used for round bars include: 1. Mild Steel (Low Carbon Steel): This is the most basic and widely used grade of steel. It has a low carbon content, which makes it easy to work with and relatively inexpensive. Mild steel round bars are commonly used in construction, automotive, and general engineering applications. 2. Carbon Steel: This grade of steel contains higher levels of carbon than mild steel, giving it improved strength and hardness. Carbon steel round bars are often used in high-stress applications, such as structural components, axles, and shafts. 3. Alloy Steel: Alloy steel round bars are made by adding various alloying elements, such as chromium, nickel, or molybdenum, to the base steel. This enhances the strength, toughness, and corrosion resistance of the material. Alloy steel round bars are commonly used in aerospace, automotive, and machinery industries. 4. Stainless Steel: Stainless steel is a corrosion-resistant grade of steel that contains high levels of chromium. It is known for its excellent strength, durability, and resistance to rust and staining. Stainless steel round bars are widely used in the food industry, marine applications, and architectural components. 5. Tool Steel: Tool steel round bars are specifically designed to have high hardness, wear resistance, and heat resistance. They are commonly used in the manufacturing of cutting tools, dies, and molds. These are just a few examples of the different grades of steel used for round bars. Each grade offers unique properties and characteristics, allowing for a wide range of applications across various industries.
Q: 45# what are the main rounds for?
45# round steel refers to the cross section of round solid steel. The specifications are expressed in millimeters of diameter, such as "50", which means a round bar of 50 millimeters in diameter

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