• Steel Round Bars Reliable Manufacturer from China System 1
  • Steel Round Bars Reliable Manufacturer from China System 2
  • Steel Round Bars Reliable Manufacturer from China System 3
Steel Round Bars Reliable Manufacturer from China

Steel Round Bars Reliable Manufacturer from China

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
400 m.t.
Supply Capability:
4555553 m.t./month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Description of steel round bar:

1. Commodity: Round steel bar 

3. Technical: Hot rolling 
2. Length: Min. 5.8meter, according to requirement.


Festures of steel round bar:

1.Dia 80-800mm Length:2000-13000mm or as required 
2.Technique:Forged 

 

Specifications of steel round bar:

1. Standards:  AISI 4340 8620 8640 4320 , JIS SNCM8  GB:40CrNiMoA 

2. Specification: Dia: 80~450mm  Length:2000-13000mm or as required

3. Process:  EAF+LF+VD ( necessary)    UT+ Peeled +Turned + Heat Treatment (optional). It is used in the manufacture of a higher strength and higher quenching and tempering section of the 35CrMo steel, like big locomotive traction gears, supercharger drive gear, rear axle, the connecting rod and the spring load greatly clip,it can also be used for 2000m following oil well drill pipe joints and fishing tools,and can be used for bending machine dies, etc.

4. Chemical Composition (%):

C

Si

Mn

S

P

Cr

Ni

Cu

Mo

0.37-0.44

0.17-0.37

0.40-0.80

0.025(max)

0.025(max)

0.60-0.90

1.25-1.65

0.025(max)

0.15-0.25

 

Images of steel round bar:

Steel Round Bars Reliable Manufacturer from China

FAQ:                                               

1. What is your package?

Packing situation: standard seaworthy packing or as customer required.

2. How long is the lead time?

Delivery time: 45 days after order confirmed.

Q: What are the weight calculations for steel round bars?
One can determine the weight of steel round bars through a simple formula. To calculate the weight of a steel round bar, multiply the square of its diameter in millimeters by the length in meters, and then multiply the result by the specific weight of steel, which is typically around 7.85 grams per cubic centimeter. The weight of a steel round bar can be calculated using the following formula: Weight = (Diameter^2 x Length x Specific Weight of Steel) / 1000 In this formula: - Diameter represents the diameter of the round bar in millimeters. - Length indicates the length of the round bar in meters. - Specific Weight of Steel refers to the density of steel, usually 7.85 grams per cubic centimeter. - 1000 is employed to convert the weight from grams to kilograms. It is essential to consider that this formula assumes the round bar is made solely of steel and does not take into account any variations in the specific weight among different steel alloys. Moreover, it is crucial to maintain consistent units throughout the calculation, whether millimeters or meters, for accurate results.
Q: Can steel round bars be used in manufacturing equipment?
Yes, steel round bars can be used in manufacturing equipment. Steel round bars are commonly used in the manufacturing industry due to their various advantageous properties. They are known for their high strength, durability, and resistance to wear and tear. These properties make steel round bars ideal for use in heavy-duty machinery and equipment. They can be used to manufacture components such as shafts, axles, pins, and gears, which are crucial for the proper functioning of machinery. Additionally, steel round bars can be easily machined, welded, and formed into various shapes, making them versatile for use in different manufacturing applications. Overall, steel round bars are a reliable and widely used material in the manufacturing industry for the construction of equipment.
Q: What is the difference between a turned and a polished steel round bar?
A turned steel round bar and a polished steel round bar both undergo separate processes that result in different surface finishes and properties. A turned steel round bar is typically created by using a lathe machine to remove material from the surface of a steel bar. This process involves rotating the bar against a cutting tool, which cuts away the outer layer and leaves behind a smooth and cylindrical surface. The turned bar may have visible machining marks due to the cutting process, although it is generally considered to have a more precise and uniform diameter compared to other types of steel bars. Turned bars are often used in applications where dimensional accuracy is crucial, such as in machinery or tooling. On the other hand, a polished steel round bar undergoes a different process that involves grinding or buffing the surface to achieve a smooth and reflective finish. Polishing removes any imperfections or roughness from the surface of the steel bar, resulting in a highly lustrous appearance. Polished bars are often used in decorative applications or where visual aesthetics are important, such as in architectural designs or high-end consumer products. In summary, the main difference between a turned and a polished steel round bar lies in their respective manufacturing processes and resulting surface finishes. A turned bar is machined to achieve precise dimensions, while a polished bar is subjected to a polishing process to obtain a smooth and reflective surface. The choice between the two depends on the specific requirements of the application, with turned bars being preferred for dimensional accuracy and polished bars for aesthetic appeal.
Q: Difference between round bar and threaded steel in use.
The rebar is much higher than the ordinary, and the low carbon steel rounds are much higher. The heat treated steel is much stronger than the low carbon round steel, nearly twice or even higher.
Q: How do steel round bars contribute to sustainable construction?
There are multiple ways in which steel round bars contribute to sustainable construction. To begin with, steel is an incredibly durable and long-lasting material. Known for its strength and resilience, steel round bars can withstand heavy loads and extreme weather conditions. This durability ensures that structures built with steel round bars have a longer lifespan, reducing the need for frequent repairs or replacements. As a result, money is saved and the environmental impact associated with the production and disposal of construction materials is reduced. Furthermore, steel is highly recyclable. When a structure reaches the end of its life cycle, the steel round bars can be easily and efficiently recycled. This reduces the demand for virgin steel production, which is both energy-intensive and environmentally harmful. Additionally, recycling steel helps to minimize waste in landfills and conserve natural resources. Moreover, steel round bars can be prefabricated off-site, providing several environmental benefits. This process allows for greater precision and efficiency in construction, reducing material waste and energy consumption. It also minimizes noise, dust, and pollution on-site, making construction projects more sustainable and less disruptive to the surrounding environment. Additionally, steel round bars are frequently used in sustainable building designs. Steel structures can be designed to maximize natural light and ventilation, thereby reducing the need for artificial lighting and air conditioning. This improves energy efficiency and decreases greenhouse gas emissions. Additionally, steel's versatility enables flexible and adaptable designs, making future modifications and extensions easier without significant demolition or waste generation. Lastly, steel round bars are commonly utilized in the construction of green buildings and sustainable infrastructure. These structures are designed to minimize their environmental impact throughout their entire life cycle, from construction to operation and eventual decommissioning. Steel's attributes, such as recyclability, durability, and energy efficiency, make it a preferred choice in sustainable construction practices. In conclusion, steel round bars contribute to sustainable construction through their durability, recyclability, prefabrication opportunities, energy efficiency, and versatility. Incorporating steel into construction projects allows for waste reduction, resource conservation, minimal environmental impact, and the creation of long-lasting structures.
Q: What are the different types of steel round bars used in the manufacturing of tools?
There are several types of steel round bars commonly used in tool manufacturing, including carbon steel, alloy steel, stainless steel, and tool steel. Each type has its own unique properties and characteristics, making it suitable for specific applications and requirements. Carbon steel round bars are strong and cost-effective, while alloy steel round bars offer enhanced strength, hardness, and wear resistance. Stainless steel round bars are corrosion-resistant and often used in tools requiring cleanliness and hygiene. Tool steel round bars are specifically designed for tool manufacturing, offering high hardness, toughness, and heat resistance.
Q: Are steel round bars suitable for outdoor sculptures?
Indeed, outdoor sculptures can be made with steel round bars. Steel, being a resilient and robust substance, can endure severe weather conditions, including rain, snow, and extreme temperatures. It possesses resistance against corrosion, making it an ideal option for outdoor applications. The malleability of steel round bars allows for effortless shaping and welding, enabling the creation of intricate and elaborate sculptures. Furthermore, steel can be coated with diverse finishes, such as powder coating or paint, to provide additional protection against the elements and enhance its aesthetic appeal. In summary, steel round bars offer the requisite strength, durability, and adaptability necessary for outdoor sculptures.
Q: What are the different grades of steel round bars?
There are several different grades of steel round bars, each with its own unique properties and characteristics. Some of the most common grades include: 1. Mild Steel: Also known as low carbon steel, this grade is the most widely used due to its affordability and versatility. It has a relatively low carbon content and is easy to weld and form. 2. Carbon Steel: This grade contains a higher carbon content than mild steel, making it stronger and more durable. It is commonly used in applications that require high strength and hardness, such as construction and machinery. 3. Alloy Steel: Alloy steel round bars are made by combining different elements, such as chromium, nickel, or molybdenum, with carbon steel. This creates a material with enhanced properties, such as increased corrosion resistance, improved toughness, and higher tensile strength. 4. Stainless Steel: Stainless steel round bars are made primarily from iron and contain a minimum of 10.5% chromium. This grade of steel is known for its excellent corrosion resistance and is commonly used in applications where hygiene and cleanliness are crucial, such as in the food and pharmaceutical industries. 5. Tool Steel: Tool steel round bars are specifically designed to withstand high temperatures, heavy loads, and repeated impacts. They have excellent hardness, wear resistance, and toughness, making them suitable for manufacturing tools and dies. 6. High-Speed Steel (HSS): HSS round bars are a type of tool steel that can withstand high cutting speeds without losing their hardness. They are commonly used in applications that involve cutting, drilling, or machining at high speeds, such as in the manufacturing of drills and milling cutters. These are just a few of the many grades of steel round bars available, each designed to meet specific requirements in various industries and applications. It is important to select the appropriate grade based on factors such as strength, corrosion resistance, and desired properties for a particular project or usage.
Q: Can steel round bars be used for making rebar?
Yes, steel round bars can be used for making rebar. In fact, many rebar manufacturers use steel round bars as a primary material for producing rebar due to their strength and durability.
Q: Can steel round bars be used for making storage tanks?
Yes, steel round bars can be used for making storage tanks. Steel is a versatile and widely used material in various industries, including the manufacturing of storage tanks. Steel round bars are known for their strength, durability, and resistance to corrosion, making them suitable for storing a wide range of substances, including liquids and gases. The round shape of the bars allows for easy fabrication and assembly, ensuring the structural integrity of the storage tank. Additionally, steel round bars can be easily welded or bolted together, allowing for customization and flexibility in tank design. Overall, steel round bars are a popular choice for making storage tanks due to their reliability, longevity, and ability to withstand high pressure and extreme environmental conditions.

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches