Carbon Steel C30/C35/C40/C45/C50/C55/C58 Round Bars

Carbon Steel C30/C35/C40/C45/C50/C55/C58 Round Bars System 1

Carbon Steel C30/C35/C40/C45/C50/C55/C58 Round Bars System 2

Carbon Steel C30/C35/C40/C45/C50/C55/C58 Round Bars System 3

Carbon Steel C30/C35/C40/C45/C50/C55/C58 Round Bars System 4

Carbon Steel C30/C35/C40/C45/C50/C55/C58 Round Bars

Ref Price:

Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 120000 m.t./month

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

Product Name	Typical Grades	Diameter(mm)	Standard adopted
Carbon Steel	20 (1020/S20C/C22)	Ø16-Ø300	GB/SAE/JIS/DIN
40 (1040/S40C/C40)
45 (1045/S45C/C45)
Bearing Steel	GCr9 (51100/SUJ1)	Ø12-Ø250
GCr15 (52100/SUJ2/100Gr6)
GCr9SiMn (A485-Gr.1/SUJ3)
Cr-Mo Steel	20Cr (5120/SCr420H/20Cr4)	Ø12-Ø250
40Cr (5140/SCr440/41Cr4)
42CrMo(4140/SCM440/42CrMo4)
Gear Steel	20CrNiMo	Ø16-Ø600
20CrMn(5115/SMnC420/20MnCr5)
20CrNiMo(8620/SNCM220/20CrMiMo2)

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.

FAQ

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.

Packaging & Delivery

1, Packaging: seaworthy package or as required

2, Delivery: 35-45 days or based on quantity

Q: What kind of steel is used for anchor bolt material? What's the quality of anchor bolt material?: The anchor bolt can be divided into fixed anchor bolt, movable anchor bolt, expansion anchor, anchor bolt and bond anchor bolt. According to the different shapes, they are divided into: L type embedded bolt, 9 type embedded bolt, U type embedded bolt, welding pre embedded bolt, bottom plate embedded bolt

Q: How are steel round bars used in the construction of high-rise buildings?: Steel round bars are commonly used in the construction of high-rise buildings due to their strength, durability, and versatility. These bars are typically made of carbon steel, which has excellent mechanical properties and can withstand high loads and pressures. In the construction of high-rise buildings, steel round bars are primarily used in reinforced concrete structures. They are commonly used as reinforcement in concrete beams, columns, and slabs. The bars are embedded in the concrete to provide additional strength and stiffness to the overall structure. One of the main advantages of using steel round bars is their ability to resist tension forces. Concrete is strong in compression but weak in tension, so the steel bars act as tension reinforcement, preventing the concrete from cracking or failing under tension loads. This helps to enhance the structural integrity and overall safety of the building. Additionally, steel round bars can be easily bent, shaped, and welded, allowing for flexible design and construction possibilities. They can be customized to specific lengths and diameters to suit the requirements of the building project. This versatility makes them ideal for constructing various structural elements, such as beams and columns, which need to be precisely engineered to support the weight and stresses of a high-rise building. Moreover, steel round bars have excellent resistance to corrosion, which is crucial in the construction of high-rise buildings that are exposed to various environmental elements. The corrosion-resistant properties of steel ensure the long-term durability and lifespan of the structure. Overall, steel round bars play a vital role in the construction of high-rise buildings by providing strength, durability, and flexibility to the reinforced concrete structures. They enhance the overall structural integrity, safety, and longevity of the building, making them an essential component in modern construction practices.

Q: What's the difference between a round tube and a round tube?: Round steel is a medium solid steel, of course the tube is hollow

Q: Can steel round bars be used for making bicycle frames?: Yes, steel round bars can be used for making bicycle frames. Steel is a commonly used material for bicycle frames due to its strength, durability, and relatively low cost. Steel round bars can be shaped and welded together to create a sturdy and rigid frame that provides stability and support for the rider.

Q: What is the difference between a solid and a hollow steel round bar?: A solid steel round bar is a cylindrical bar made entirely of solid steel material, meaning it is filled and does not have any hollow spaces inside. On the other hand, a hollow steel round bar is also cylindrical in shape but has a hollow center, meaning it has empty space or a void inside the bar. The main difference between a solid and a hollow steel round bar lies in their structural composition and the purposes they serve. A solid steel round bar is typically used in applications where strength and durability are of utmost importance. It is commonly used in construction, manufacturing, and engineering projects where load-bearing capacity is required. On the other hand, a hollow steel round bar is designed to be lighter in weight while still maintaining structural integrity. The hollow center allows for weight reduction while still providing sufficient strength for various applications. Hollow steel round bars are often used in industries such as aerospace, automotive, and marine, where weight reduction is critical for improved fuel efficiency and overall performance. Additionally, the hollow space inside a hollow steel round bar also provides an opportunity for customization. It can be used to house other components, such as wires or piping, allowing for a more streamlined and efficient design. This makes hollow steel round bars versatile and suitable for various applications that require both strength and weight reduction. In summary, the main difference between a solid and a hollow steel round bar lies in their structural composition and the purposes they serve. Solid steel round bars are used for applications that require maximum strength and durability, while hollow steel round bars offer weight reduction and customization options, making them suitable for applications that prioritize lightweight design without compromising structural integrity.

Q: What are the different cutting methods used for steel round bars?: There are several cutting methods commonly used for steel round bars, depending on the specific requirements and the tools available. Some of the most common cutting methods for steel round bars include: 1. Sawing: Sawing is a traditional cutting method that involves using a saw blade to cut through the steel round bar. This method is commonly used for smaller diameter round bars and is relatively simple and cost-effective. 2. Abrasive Cutting: Abrasive cutting involves using an abrasive wheel or disc to grind through the steel round bar. This method is particularly effective for cutting thicker and harder steel bars. It is commonly used in industrial applications where precision and speed are required. 3. Plasma Cutting: Plasma cutting is a thermal cutting method that uses a high-velocity jet of ionized gas to melt and remove the metal. This method is suitable for cutting steel round bars of various thicknesses and is known for its speed and precision. 4. Laser Cutting: Laser cutting is a precise and efficient cutting method that uses a high-powered laser beam to melt and vaporize the metal. This method is commonly used for cutting complex shapes and patterns in steel round bars. 5. Waterjet Cutting: Waterjet cutting involves using a high-pressure stream of water mixed with an abrasive material to cut through the steel round bar. This method is highly versatile and can cut through various thicknesses and types of steel. 6. Shearing: Shearing is a cutting method that involves using a specialized machine with blades to cut through the steel round bar. This method is commonly used for cutting smaller diameter round bars and is known for its speed and accuracy. It is important to carefully consider the specific requirements of the project and consult with experts to determine the most suitable cutting method for steel round bars.

Q: How do steel round bars compare to fiberglass round bars?: Steel round bars and fiberglass round bars have different properties and applications, making them suitable for various purposes. Steel round bars are known for their high strength and durability. They are commonly used in construction, manufacturing, and engineering industries, where strength and load-bearing capacity are crucial. Steel round bars can withstand heavy loads, making them ideal for structural applications such as beams, columns, and supports. Additionally, steel round bars have excellent resistance to impact, wear, and corrosion, making them suitable for outdoor and high-stress environments. On the other hand, fiberglass round bars offer unique advantages. Fiberglass is a lightweight and non-conductive material, making it suitable for applications where electrical conductivity or weight is a concern. Fiberglass round bars are commonly used in the electrical and telecommunications industries, where they provide insulation and safety. They are also resistant to corrosion, making them suitable for outdoor and marine applications. In terms of cost, steel round bars are generally more affordable compared to fiberglass round bars. Steel is a widely available material, and its production costs are relatively low. Fiberglass, on the other hand, requires specialized manufacturing processes and materials, which can increase its cost. Ultimately, the choice between steel and fiberglass round bars depends on the specific requirements of the application. If strength, durability, and load-bearing capacity are critical, steel round bars are an excellent choice. However, if weight, electrical insulation, or corrosion resistance are important considerations, fiberglass round bars may be more suitable.

Q: What are the different types of steel round bars used in the automotive steering systems?: In automotive steering systems, there exists a range of steel round bars with distinctive properties and advantages. 1. Carbon Steel Round Bars: These round bars are extensively utilized in automotive steering systems due to their superior strength and durability. They are suitable for various steering components like tie rods and drag links. Additionally, carbon steel round bars are cost-effective and readily accessible, making them a popular choice in the automotive industry. 2. Alloy Steel Round Bars: By incorporating alloying elements such as chromium, nickel, and molybdenum into carbon steel, alloy steel round bars enhance their strength, hardness, and wear resistance. They are particularly useful in high-stress areas of the steering system, including steering shafts and steering knuckles, where additional strength is required. 3. Stainless Steel Round Bars: Stainless steel round bars are renowned for their exceptional resistance to corrosion, making them ideal for steering components exposed to harsh environments or moisture. Steering column shafts and tie rod ends frequently incorporate stainless steel round bars. 4. Tool Steel Round Bars: Steering system components that demand high hardness, wear resistance, and toughness often utilize tool steel round bars. These bars are commonly employed in the production of steering gears and other precision steering components. 5. High-Strength Low-Alloy (HSLA) Steel Round Bars: HSLA steel round bars, a type of alloy steel, offer a favorable balance between strength, toughness, and formability. Lightweight steering system components often employ HSLA steel round bars to reduce weight while maintaining structural integrity. Ultimately, the selection of steel round bars in automotive steering systems depends on factors such as the specific application, desired strength, durability, and corrosion resistance. Manufacturers carefully choose the appropriate steel type to ensure optimal performance and safety in steering systems.

Q: What are the typical yield strengths of different grades of steel round bars?: The yield strength of steel round bars can vary depending on the specific grade of steel. Here are some typical yield strengths for different grades of steel round bars: - Mild steel round bars typically have a yield strength of around 250 MPa (megapascals) or 36,000 psi (pounds per square inch). - Carbon steel round bars can have a yield strength ranging from 350 to 550 MPa or 50,000 to 80,000 psi. - Alloy steel round bars, such as 4140 or 4340, generally have higher yield strengths compared to mild or carbon steel. The yield strength of these alloys can range from 550 to 850 MPa or 80,000 to 120,000 psi. - Stainless steel round bars come in various grades, and their yield strengths can vary accordingly. For example, austenitic stainless steels like 304 or 316 typically have yield strengths ranging from 200 to 300 MPa or 29,000 to 43,000 psi. On the other hand, duplex stainless steels like 2205 or 2507 can have higher yield strengths ranging from 450 to 650 MPa or 65,000 to 95,000 psi. It is important to note that these values are just typical ranges, and the actual yield strength of a specific grade of steel round bar may differ based on factors such as heat treatment, manufacturing process, and other variables. Therefore, it is always recommended to consult the manufacturer's specifications or industry standards for accurate and precise yield strength values of steel round bars.

Q: Why is round steel more expensive than thread steel?: Thread steel is generally used for building convenience. Round steel is widely used in industrial manufacturing and processing. And, as mentioned above, there are many kinds of round steel materials, and there is not much comparability between the prices.

Send your message to us

*Email

*TEL

*Quantity

*Unit