Q345 Steel Round Bar

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

You Might Also Like

Hot Rolled Round Steel Bar High Quality

Hot Rolled Carbon Steel Round Bars S40C

Alloy Steel SCM435 Round Bars

Low Carbon Hot Rolled Steel Round Bar in Bundle

Hot Rolled Prime Low Carbon Steel Round Bar

Carbon Steel Rod SAE 1020 Carbon Steel Bar

AISI 4130 Alloy Steel Round Bars

Alloy Steel SCr420H AISI 5120

Specifications of Steel Round Bar:

1. Standard: GB

2. Grade: Q345

3. Invoicing on theoretical weight or actual weight as customer’s request

4. Shape: Round bar, solid bar of steel with circular section

5. Technique: Hot rolled

Size:

Size (mm)	Section Area (cm²)	Mass (Kg/m)
50	1962.5	15.4
80	5024	39.5
100	7850	61.7

Packaging & Delivery of Steel Round Bar:

Packaging Detail: Standard seaworthy packing or as customer required; all goods are packed in bundle with steel strips and shipped by break bulk vessel or container

Delivery Detail: 45 days

Trade terms: FOB, CFR, CIF or as customer required

MOQ: 25 tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.

Weight: The price invoicing on theoretical weight basis or actual weight basis depends on customer’s request.

Shipment: The shipment of bulk break or container is depends on customer’s request.

Documents given: Full set (3/3) of original clean on board bill of lading; Original signed commercial invoice, in 3 originals and 3 copies; Original packing list in 3 originals and 3 copies; Policy of insurance; Certificate of origin and what the target market needs.

* If you would like to get our price, please inform us the size, standard/material and quantity. Thank you very much for your attention.

Q: Can steel round bars be forged?: Yes, steel round bars can be forged.

Q: Are steel round bars used in the construction industry?: Yes, steel round bars are commonly used in the construction industry. They are versatile and can be used in various applications, such as reinforcing concrete structures, providing structural support in buildings, and fabricating components for bridges, highways, and other infrastructure projects. Steel round bars offer high strength and durability, making them suitable for withstanding heavy loads and harsh environmental conditions. Additionally, their uniform shape and smooth surface allow for easy welding, bending, and machining, which makes them an ideal choice for construction projects.

Q: How do steel round bars compare to other materials in terms of strength?: Steel round bars are known for their exceptional strength compared to other materials. Steel has a high tensile strength, which means it can withstand heavy loads and resist deformation. In comparison to materials like aluminum or plastic, steel round bars offer superior strength and durability, making them ideal for applications that require structural integrity and stability.

Q: Can steel round bars be used for shafts or axles?: Yes, steel round bars can be used for shafts or axles. Steel round bars are commonly used in various industries, including automotive, machinery, and construction, for their strength, durability, and versatility. They are often chosen for shafts or axles due to their ability to withstand heavy loads, provide reliable support, and resist wear and tear. Steel round bars can be machined and heat-treated to meet specific requirements, making them suitable for use as shafts or axles in various applications where strength and reliability are crucial, such as in vehicles, industrial equipment, and rotating machinery.

Q: What are the different tolerances for steel round bars?: There are various tolerances for steel round bars, depending on the specific requirements and standards set by different industries and applications. These tolerances ensure that the dimensions and surface conditions of the steel round bars meet the desired specifications. The most common tolerance for steel round bars is the diameter tolerance. This refers to the allowable deviation from the specified diameter. For example, a steel round bar with a diameter tolerance of +/- 0.005 inches means that the actual diameter of the bar can vary within this range. Another important tolerance for steel round bars is the straightness tolerance. This refers to the allowable deviation from a straight line over a specified length of the bar. Straightness tolerances are usually given in terms of the maximum deviation in relation to the length, such as 0.010 inches per foot. Surface finish tolerance is also crucial for steel round bars. It refers to the acceptable variation in the surface texture or roughness of the bar. This tolerance is often specified using parameters such as Ra (average roughness) or Rz (maximum roughness depth). For example, a surface finish tolerance of Ra 0.8 micrometers means that the average roughness of the bar's surface should not exceed this value. In addition to these common tolerances, there may be other specific tolerances based on the intended application of the steel round bars. These can include tolerances for straightness, length, weight, or other dimensional properties. It is important to note that the tolerances for steel round bars can vary depending on the standards followed by different industries and countries. It is always recommended to refer to the relevant standards or specifications to determine the specific tolerances required for a particular application.

Q: What are the tolerance standards for steel round bars?: The tolerance standards for steel round bars differ based on specific requirements and industry norms. Generally, the tolerance for the diameter or size of steel round bars is specified as a plus or minus tolerance. This implies that the actual diameter of the bar may slightly deviate from the specified size, but it must fall within the specified tolerance range. In certain industries, like construction or manufacturing, the tolerance for steel round bars may be broader to facilitate easier fabrication and installation. For instance, a common tolerance range for the diameter of steel round bars used in construction could be ±0.005 to ±0.010 inches. In more precise applications, such as aerospace or automotive industries, the tolerance requirements for steel round bars are typically stricter. In these cases, the tolerance range can be significantly smaller, often ranging from ±0.001 to ±0.002 inches. It is important to note that different countries and organizations may have their own specific tolerance standards for steel round bars. These standards are usually outlined in industry-specific documents or specifications, such as ASTM (American Society for Testing and Materials) or ISO (International Organization for Standardization) standards. In summary, the tolerance standards for steel round bars vary depending on the specific requirements of the industry and application. The tolerance range for diameter can range from relatively broad to extremely tight, and these standards are typically defined by industry-specific organizations or standards bodies.

Q: Are steel round bars corrosion-resistant?: Yes, steel round bars can be corrosion-resistant depending on the type of steel used and any additional protective coatings or treatments applied.

Q: Can steel round bars be used for making tools?: Steel round bars are a great choice for making tools. They are widely used in tool making because they are strong, durable, and versatile. The strength of steel allows it to withstand heavy use and provides stability to tools. Additionally, steel round bars can be easily machined and shaped into different tool designs, making it possible to create a variety of tools such as wrenches, chisels, punches, and hammers. Furthermore, steel's resistance to corrosion ensures that tools made from steel round bars will last longer. In conclusion, steel round bars are a popular option in tool making because they have excellent mechanical properties and can be used for many different purposes.

Q: What are the different types of steel round bars used in the manufacturing of gears?: There are several types of steel round bars commonly used in the manufacturing of gears. Some of the most common ones include alloy steel round bars, carbon steel round bars, stainless steel round bars, and tool steel round bars. These steel round bars offer different properties and characteristics that are suitable for various gear applications, such as high strength, durability, wear resistance, and corrosion resistance. The specific type of steel round bar used depends on the specific requirements of the gear and the operating conditions it will be subjected to.

Q: What are the advantages of using creep-resistant steel round bars?: The advantages of using creep-resistant steel round bars include: 1. Enhanced strength and durability: Creep-resistant steel has high tensile strength and excellent resistance to deformation at elevated temperatures, making it suitable for applications in high-stress environments. 2. Increased safety: Creep-resistant steel round bars can withstand high temperatures without significant deformation, ensuring structural integrity and preventing failures in critical applications. 3. Extended service life: The resistance to creep deformation allows these round bars to maintain their shape and strength over an extended period, resulting in longer service life and reduced maintenance costs. 4. Versatile applications: Creep-resistant steel round bars are used in various industries, including power generation, oil and gas, petrochemical, and aerospace, due to their ability to withstand high temperatures and stress. 5. Cost-effectiveness: Although creep-resistant steel may have a higher initial cost compared to other materials, its extended service life, reduced maintenance requirements, and improved safety make it a cost-effective choice in the long run.

Send your message to us

*Email

*TEL

*Quantity

*Unit