• Alloyed steel round bar System 1
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Alloyed steel round bar

Alloyed steel round bar

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China Main Port
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Quick Details

Steel Grade:
S45C
Standard:
GB
Dimensions:
20-300MM
Place of Origin:
China (Mainland)
Brand Name:
C&D METALS
Model Number:
20-300MM
Technique:
Hot Rolled
Application:
Structural Steel Bar
Alloy Or Not:
Is Alloy
Special Use:
Mold Steel
Type:
Carbon Steel Bar
LENGTH:
6-12M
COMMODITY:
ROUND BAR (S45C,S20C,SS400,A36)
SPEC:
S45C
SIZE:
20-300MM

Packaging & Delivery

Packaging Detail:Packing Term: Bulk Packing Or Container.
Delivery Detail:Within 30-45 days as of the date of contract signing

Specifications

ROUND BAR (S45C,S20C,SS400,A36)
1.Length:6m to 12m
2.Grade:Q235/SS400/S20C/S45C

Description:        ROUND BAR (S45C,S20C,SS400,A36)
Size:                 20mm-200mm
Length:             6000mm-12000mm
Standard:          GB/JIS/ASTM/BS
Material:            Q235/SS400/S20C/S45C

Remarks:

1.Origin / Manufacturer: China

2.Port of Loading:  Tianjin Port,China

3.Packing Term: Bulk Packing Or Container
4.Measurement of Weight: By Theoretical Weighting

5.Certificate:ISO9001,CIC,BV,SGS


Q:How many meters is the minimum loading surface of galvanized steel wire for grounding grid?
Refers to the galvanized flat steel width 12-300mm, thickness 4-60mm, cross section is rectangular and with pure edge of galvanized steel. Galvanized flat steel can be finished steel, also can be galvanized pipe blank and galvanized belt. With high strength, light structure: strong grid welding structure, so that it has high load, light structure, easy lifting and other features, beautiful appearance, durable.Galvanized flat steel can be used to produce iron, tools and mechanical parts, and is used as frame structures and escalators for buildings.
Q:How do steel round bars compare to ceramic round bars?
Steel round bars are generally stronger and more durable compared to ceramic round bars. Steel has a higher tensile strength and can withstand higher temperatures, making it suitable for heavy-duty applications. On the other hand, ceramic round bars are generally lighter, offer better corrosion resistance, and have higher electrical insulation properties. The choice between steel and ceramic round bars depends on the specific application requirements and desired properties.
Q:What are the typical tolerances for steel round bars?
The typical tolerances for steel round bars can vary depending on the specific requirements of the application or industry. However, there are generally accepted standard tolerances that are commonly used. For diameter, the typical tolerances for steel round bars are usually within a few thousandths of an inch. This means that the actual diameter of the bar can deviate slightly from the specified diameter, but it will still fall within an acceptable range. In terms of straightness, steel round bars are commonly produced with a straightness tolerance that allows for some deviation from a perfectly straight line. The typical tolerance for straightness is usually measured in units of inches per foot or millimeters per meter. This means that the bar may have a slight bend or curve, but it should not exceed the specified tolerance. Surface finish is another important aspect of steel round bars. The typical tolerance for surface finish is usually specified in terms of roughness average (Ra) or surface roughness in micrometers. This tolerance ensures that the surface of the bar is smooth and free from any significant imperfections, such as pits or scratches. It is important to note that these typical tolerances can vary depending on the specific grade or type of steel being used, as well as the intended application. In some cases, tighter tolerances may be required for precision or critical applications, while looser tolerances may be acceptable for less demanding applications. Therefore, it is always recommended to consult the relevant industry standards or specifications to determine the specific tolerances required for a particular steel round bar.
Q:What are the advantages of using sulfur-alloy steel round bars?
There are several advantages to using sulfur-alloy steel round bars. Firstly, sulfur-alloy steel round bars have improved machinability compared to other types of steel. The addition of sulfur to the alloy reduces the friction between the tool and the workpiece, resulting in smoother cutting and lower cutting forces. This makes it easier and more efficient to machine the steel, saving time and reducing costs. Secondly, sulfur-alloy steel round bars have enhanced chip-breaking properties. The sulfur content promotes the formation of small, brittle sulfide inclusions within the steel, which act as chip breakers during machining. These inclusions help to break the chips into smaller pieces, preventing them from tangling and causing issues such as built-up edges or poor surface finish. Another advantage of sulfur-alloy steel round bars is their improved surface finish. The sulfur content in the alloy helps to reduce the occurrence of built-up edges or burrs during machining. This results in a smoother and more precise surface finish, which is particularly important for applications where aesthetics or tight tolerances are required. Additionally, sulfur-alloy steel round bars offer good wear resistance. The sulfur content in the alloy forms hard sulfide inclusions, which help to improve the hardness and wear resistance of the steel. This makes it suitable for applications where the round bars will be subjected to abrasive wear, such as in the manufacturing of gears or bearings. Lastly, sulfur-alloy steel round bars are often more cost-effective compared to other high-performance alloys. The addition of sulfur is a relatively inexpensive process, making sulfur-alloy steel a more affordable option for many applications. This makes it an attractive choice for industries that require high-quality steel but are conscious of costs. Overall, the advantages of using sulfur-alloy steel round bars include improved machinability, enhanced chip-breaking properties, better surface finish, good wear resistance, and cost-effectiveness. These benefits make sulfur-alloy steel round bars a popular choice in various industries, including automotive, aerospace, and manufacturing.
Q:What is the difference between a hot rolled and a precision ground steel round bar?
A hot rolled steel round bar and a precision ground steel round bar differ primarily in their manufacturing processes and resulting surface finish. Hot rolled steel round bars are produced by heating the steel billet or ingot to high temperatures and then passing it through a series of rollers to achieve the desired shape and size. This process results in a rougher surface finish with visible mill-scale or oxide layers. The hot rolling process also allows for variations in size and shape, making it a more cost-effective option for producing steel round bars in large quantities. On the other hand, precision ground steel round bars undergo a more refined and controlled manufacturing process. After the initial hot rolling, the bar is then ground to achieve a smooth and consistent surface finish. Precision grinding removes the mill-scale and oxide layers, resulting in a more polished appearance. This process also ensures a tight dimensional tolerance and improved straightness of the round bar. The choice between a hot rolled and a precision ground steel round bar depends on the specific application requirements. Hot rolled round bars are typically used in applications where surface finish is not critical, such as structural components, machinery parts, or construction materials. Precision ground steel round bars, on the other hand, are utilized in applications where a smooth surface finish, precise dimensions, and tight tolerances are necessary, such as in the manufacturing of precision tools, machinery components, or in industries like aerospace or automotive. In summary, the main difference between a hot rolled and a precision ground steel round bar lies in their manufacturing processes and resulting surface finish. Hot rolled round bars offer cost-effectiveness and versatility, while precision ground round bars provide a smoother surface finish, tighter tolerances, and improved dimensional accuracy for more demanding applications.
Q:What are the typical hardness values for different grades of steel round bars?
The hardness values for different grades of steel round bars can vary depending on the specific grade and the manufacturing process used. However, there are some typical hardness values that can be used as a general guideline. For low carbon or mild steel round bars, the typical hardness values range from about 120 to 250 Brinell Hardness (HB). These grades of steel are known for their relatively low strength and hardness but can be easily machined and welded. Medium carbon steel round bars, commonly used in applications that require higher strength and hardness, typically have hardness values ranging from about 200 to 400 HB. These grades of steel are often used in construction, automotive, and machinery industries. High carbon or alloy steel round bars, which offer even greater strength and hardness, can have hardness values ranging from 400 to 700 HB or even higher. These grades of steel are commonly used in applications that require high wear resistance, such as cutting tools, gears, and bearings. It is important to note that these hardness values are approximate and can vary depending on factors such as heat treatment, alloy composition, and the specific manufacturing process employed. Therefore, it is always recommended to consult the manufacturer's specifications or conduct hardness testing to determine the exact hardness values for a specific grade of steel round bar.
Q:How are steel round bars used in the automotive industry?
Steel round bars are commonly used in the automotive industry for a variety of applications due to their strength, durability, and versatility. One of the main uses of steel round bars in the automotive industry is for the production of crankshafts. Crankshafts play a crucial role in converting the reciprocating motion of the pistons into rotational motion, powering the vehicle. Steel round bars are ideal for this application as they offer high tensile strength, excellent fatigue resistance, and the ability to withstand high torque loads. Steel round bars are also used in the manufacturing of axles. Axles are responsible for transferring power from the engine to the wheels, supporting the weight of the vehicle, and providing stability. Steel round bars provide the necessary strength and rigidity required to handle the heavy loads and forces experienced by the axles. Additionally, steel round bars are utilized in the production of suspension components such as tie rods and sway bars. Tie rods are crucial for steering and maintaining proper alignment, while sway bars help to control body roll and improve handling. Steel round bars are preferred for these applications because they offer excellent torsional strength, allowing them to withstand the forces and stresses encountered during steering and suspension movements. Furthermore, steel round bars find use in the production of transmission shafts. Transmission shafts are responsible for transmitting power from the engine to the wheels via the gearbox. Steel round bars are well-suited for this application due to their high strength, resistance to bending, and ability to handle the rotational forces and torque generated by the engine. In summary, steel round bars are widely used in the automotive industry for various applications such as crankshafts, axles, suspension components, and transmission shafts. Their superior strength, durability, and versatility make them an ideal choice for these critical components, ensuring the safety, performance, and reliability of vehicles.
Q:Can steel round bars be used in the manufacturing of tools and equipment?
Yes, steel round bars can be used in the manufacturing of tools and equipment. Steel is a popular material choice for tool and equipment manufacturing due to its excellent strength, durability, and versatility. Steel round bars can be easily shaped, cut, and formed into various tool components such as shafts, handles, and blades. Additionally, steel's high tensile strength and resistance to wear and tear make it suitable for heavy-duty applications. It can withstand the forces and stress involved in tool usage, ensuring a long lifespan and reliable performance. Furthermore, steel's ability to be heat-treated and hardened allows for the creation of tools with enhanced hardness and toughness, making them more effective in cutting, shaping, or gripping tasks. Overall, steel round bars are a popular and widely used material in the manufacturing of tools and equipment due to their strength, durability, and versatility.
Q:What kind of steel is used for anchor bolt material? What's the quality of anchor bolt material?
The general anchor bolt is made of Q235 steel, which is round. Rebar (Q345) strength, do nut thread no light round easily.
Q:Are steel round bars suitable for construction projects?
Yes, steel round bars are suitable for construction projects. Steel round bars are versatile and durable materials that have a wide range of applications in the construction industry. They are commonly used in the construction of buildings, bridges, highways, and other infrastructure projects. Steel round bars offer several advantages for construction projects, including high strength, durability, and resistance to corrosion. They can withstand heavy loads and provide structural stability. Additionally, steel round bars can be easily shaped and manipulated to meet the specific needs and requirements of a construction project. Overall, steel round bars are a reliable and suitable choice for construction projects due to their strength, durability, and versatility.

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