Hot Rolled Round Steel Bars C45 System 1

Hot Rolled Round Steel Bars C45 System 2

Hot Rolled Round Steel Bars C45 System 3

Hot Rolled Round Steel Bars C45 System 4

Hot Rolled Round Steel Bars C45

Ref Price:

Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 10000 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

C	Si	Mn	P	S	Cr	Ni	Cu	Al
0.4~0.5	0.2~0.3	0.6~0.7	≤0.016	≤0.008	≤0.023	≤0.014	0.018	≤0.005

GB	DIN	JIS	AISI
45#	1.1191	S45C	1045

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)

Carbon Steel	Mold bottom, Plastic mold, Construction machinery parts Automobile parts, Security grills, Screens, Construction
Bearing Steel	Aerospace, Navigation, Nuclear energy, Chemical industry Electronic information, Petrochemical, Instrument and meter Transportation
Cr-Mo Steel	Mechanism & Fasteners gear, Stressed components for vehicles Engines and machines, Parts of larger cross-section
Gear Steel	All kinds of gears, Statically and dynamically stressed component for vehicles Engines and machine, Larger cross-section parts, Crankshafts

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: Are steel round bars suitable for the production of fasteners?: Yes, steel round bars are suitable for the production of fasteners. Steel is a strong and durable material that can withstand high levels of tension and pressure, making it ideal for fasteners. Round bars, in particular, offer a smooth and uniform surface that is easy to machine and shape into various types of fasteners such as bolts, screws, and studs. The versatility of steel round bars allows for customization in terms of size, length, and surface finish, making them suitable for a wide range of fastening applications in industries such as construction, automotive, and manufacturing. Additionally, steel round bars have excellent corrosion resistance properties when coated with protective finishes, ensuring the longevity and reliability of the fasteners.

Q: What are the different types of steel round bars used in the automotive suspension systems?: There are several types of steel round bars used in automotive suspension systems, including solid round bars, hollow round bars, and torsion bars. Solid round bars are commonly used to provide stability and support to the suspension system. Hollow round bars, on the other hand, are used to reduce weight without compromising strength. Torsion bars are another type of steel round bars that are used to provide resistance to twisting forces in the suspension system.

Q: What are the typical tolerances for steel round bars?: The specific requirements of the application or industry can cause variations in the typical tolerances for steel round bars. However, common standard tolerances are generally accepted. Regarding diameter, the tolerances for steel round bars typically fall within a few thousandths of an inch. This means that the actual diameter of the bar may slightly deviate from the specified diameter, but it will still be within an acceptable range. In terms of straightness, steel round bars are commonly manufactured with a tolerance for some deviation from a perfectly straight line. The usual tolerance for straightness is 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 factor for steel round bars. The tolerance for surface finish is usually specified in terms of roughness average (Ra) or surface roughness in micrometers. This tolerance ensures that the bar's surface is smooth and free from 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 used, as well as the intended application. Precision or critical applications may require tighter tolerances, while less demanding applications may accept looser tolerances. Therefore, it is recommended to consult relevant industry standards or specifications to determine the specific tolerances required for a particular steel round bar.

Q: Are steel round bars suitable for high-pressure applications?: Steel round bars are frequently a good choice for high-pressure applications. Steel is renowned for its strength and durability, making it an ideal material for handling high pressure. Round bars, in particular, possess exceptional tensile strength and resistance to deformation, rendering them suitable for utilization in high-pressure settings like hydraulic systems, oil and gas pipelines, and structural applications. Furthermore, steel round bars can be customized to meet specific strength and hardness criteria, further enhancing their aptness for high-pressure applications. Nevertheless, it is crucial to carefully consider the requirements of the particular application and seek advice from an engineer or industry expert to guarantee the selection of the most appropriate grade and size of steel round bar for optimal performance and safety.

Q: How do steel round bars compare to plastic or composite bars?: Steel round bars are generally considered to be stronger and more durable compared to plastic or composite bars. They have higher tensile strength, can withstand heavier loads, and are less prone to bending or breaking. Additionally, steel bars offer better resistance to harsh weather conditions, corrosion, and fire. However, plastic or composite bars can be more lightweight and cost-effective, making them suitable for certain applications where weight or budget is a concern. Overall, the choice between steel, plastic, or composite bars depends on the specific requirements of the project or application.

Q: Can steel round bars be used in the manufacturing of garden tools?: Yes, steel round bars can be used in the manufacturing of garden tools. Steel is a durable and robust material that offers strength and resistance, making it suitable for various garden tools such as shovels, rakes, hoes, and spades. The round bars can be shaped and formed to create the desired tool design and functionality, ensuring durability and longevity in outdoor conditions.

Q: Can steel round bars be used for making oil and gas industry components?: Yes, steel round bars can be used for making oil and gas industry components. Steel round bars possess high strength and durability, making them suitable for various applications in the oil and gas industry, such as drilling equipment, pipelines, valves, and connectors. Additionally, steel's resistance to corrosion and extreme temperatures further enhances its suitability for these components.

Q: Can steel round bars be used in the manufacturing of tools?: Yes, steel round bars can be used in the manufacturing of tools. Steel is a strong and durable material that can be easily shaped and manipulated into various tool designs, making it a popular choice in tool manufacturing. Additionally, steel's high tensile strength and resistance to corrosion make it ideal for tools that require strength and longevity.

Q: What are the different grades of alloy steel round bars for automotive applications?: There are several different grades of alloy steel round bars used for automotive applications, including 4140, 4340, and 8620. These grades offer varying levels of strength, toughness, and wear resistance, allowing them to be used in different automotive components such as shafts, gears, and axles. The choice of grade depends on the specific requirements of the application, taking into consideration factors like load capacity, durability, and cost.

Q: Can steel round bars be bent or shaped?: Yes, steel round bars can be bent or shaped. Steel is a highly malleable material that can undergo various forming processes to achieve desired shapes. It can be bent using methods such as hot bending, cold bending, or induction bending. The bending process involves applying force to the steel bar, causing it to deform and take on the desired shape. Additionally, steel round bars can also be shaped through machining processes such as turning, drilling, milling, or grinding. These processes allow for the creation of various profiles, including cylindrical, square, or hexagonal shapes, among others. Overall, steel round bars offer flexibility in terms of bending and shaping, making them versatile for use in a wide range of applications.

Send your message to us

*Email

*TEL

*Quantity

*Unit