Alloy Steel AISI 5120 SCr420H

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 120000 m.t./month

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C	Si	Mn	Cr	S	P	Ni	Cu
0.18~0.24	0.17~0.37	0.50~0.80	0.70~1.00	≤0.035	≤0.035	≤0.030	≤0.030

Description	Carbon Steel Rod/Carbon Steel Bar,carbon steel rod,carbon steel shaft,mild steel bar, Mild steel shaft,ms bar
Material	ASTM	1005, 1006, 1008, 1010, 1015, 1020, 1025, 1030, 1035, 1040, 1045, 1050, 1055, 1060, 1065, 1070, 1080, 1084, 1016, 1022
DIN	Ck10, Ck15, Ck22, Ck25, Ck30, Ck35, Ck40,Ck45, Ck50, 30Mn4, 40Mn4
BS	040A04, 095M15, 045M10, 080A40, 045M10, 080M50
JIS	S09CK, S9CK, S10C, S15C, S20C, S25C, S30C, S35C, S40C, S45C, S50C, S55C, S58C, SB45, S30C, S40C, S45C, S53C
Standard	GB/T799, ASTM A29, A108, A321, A575, BS970, DIN1652, JIS G4051
Section shape	Round, square, hexagonal, flat, angle
Surface	Black painted, galvanized
Specifications	Round bar	Diameter: 4mm~1200mm
Angle bar	Size: 3mm20mm20mm~12mm800mm800mm
Square bar	Size: 4mm4mm~100mm100mm
Flat bar	Thickness: 2mm~100mm
Width: 10mm~500mm
Hexagonal	Size: 4mm~800mm
Length	2m, 4m, 5.8m, 6m, 11.8m, 12m or as required.

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: How are steel round bars used in the manufacturing of heat exchangers?: Steel round bars are commonly used in the manufacturing of heat exchangers as they provide structural support and durability to the equipment. These bars are often used as the framework or as internal support for the heat exchanger's core, ensuring stability and longevity. Additionally, steel round bars can be machined or formed into various shapes to accommodate specific design requirements, allowing for efficient heat transfer and optimal performance of the heat exchanger.

Q: Can steel round bars be used for making agricultural equipment or machinery?: Yes, steel round bars can be used for making agricultural equipment or machinery. Steel is a commonly used material in the construction of such equipment due to its high strength, durability, and resistance to wear and tear. Steel round bars can be used to manufacture components like axles, shafts, handles, and structural supports, providing the necessary strength and reliability required for agricultural applications.

Q: What are the different surface defects that can be found in steel round bars?: Some common surface defects that can be found in steel round bars include scratches, pits, cracks, scale, and decarburization.

Q: Can steel round bars be used for making shock absorber components?: Yes, steel round bars can be used for making shock absorber components. Steel is a common material choice for shock absorber components due to its strength, durability, and ability to withstand high levels of stress and impact. The round shape of the bars also allows for easy machining and fabrication of the necessary components.

Q: Are steel round bars suitable for use in the manufacturing of fittings?: Yes, steel round bars are suitable for use in the manufacturing of fittings. Steel round bars offer several advantages that make them a preferred choice for fittings manufacturing. Firstly, steel is known for its excellent strength and durability, making it ideal for creating reliable and long-lasting fittings. Steel round bars are capable of withstanding heavy loads and high pressure, ensuring that the fittings can perform effectively in various applications. Additionally, steel round bars are highly versatile and can be easily shaped and formed into different fittings designs. This flexibility allows manufacturers to create fittings that meet specific requirements and dimensions, ensuring a perfect fit for various systems and structures. Moreover, steel is resistant to corrosion, which is essential for fittings that may come into contact with moisture or other corrosive substances. The anti-corrosion properties of steel ensure that fittings maintain their integrity and functionality over time, even in harsh environments. Furthermore, steel round bars are readily available in a wide range of sizes, grades, and finishes, providing manufacturers with ample options to meet different specifications and design preferences. In conclusion, steel round bars are a suitable choice for use in the manufacturing of fittings due to their strength, durability, versatility, corrosion resistance, and availability. These attributes make steel round bars a reliable and efficient material for creating high-quality fittings that can withstand various operating conditions and provide long-lasting performance.

Q: Can steel round bars be used for making heat exchangers?: Yes, steel round bars can be used for making heat exchangers. Steel is a commonly used material for heat exchangers due to its good thermal conductivity, strength, and resistance to corrosion. Round bars can be machined and formed into the desired shape for the heat exchanger, providing structural integrity and efficient heat transfer.

Q: Can steel round bars be anodized?: No, steel round bars cannot be anodized. Anodizing is a process that is specific to aluminum and its alloys.

Q: What is the difference between a smooth and a precision ground steel round bar?: A smooth steel round bar refers to a steel rod that has a plain surface without any specific surface treatment or finishing process. It is typically produced through hot rolling or cold drawing methods, resulting in a basic cylindrical shape with a relatively rough surface texture. Smooth steel round bars are commonly used in various applications where a smooth exterior finish is not a critical requirement. On the other hand, a precision ground steel round bar undergoes an additional manufacturing process to achieve a more precise and refined surface finish. The precision grinding process involves removing any imperfections or irregularities from the surface of the steel rod, resulting in a highly smooth and polished finish. This process ensures that the diameter of the round bar remains consistent along its length and that the surface has a superior level of finish and accuracy. Precision ground steel round bars are widely used in applications that demand tight tolerances, precision machining, or where a smooth and polished surface is essential. Industries such as aerospace, automotive, tooling, and manufacturing often rely on precision ground steel round bars for their high-quality surface finish, dimensional accuracy, and reliable performance. In summary, the main difference between a smooth and a precision ground steel round bar lies in the surface finish and level of precision achieved. While a smooth steel round bar has a basic, rough surface texture and is suitable for general applications, a precision ground steel round bar undergoes additional grinding processes to achieve a highly smooth, polished, and accurate surface finish, making it ideal for applications requiring tight tolerances and precision machining.

Q: What is the maximum titanium content allowed for steel round bars?: The maximum titanium content allowed for steel round bars typically depends on the specific steel grade and composition. However, as a general guideline, the maximum titanium content in steel round bars is usually around 0.05-0.06%.

Q: What are the typical price ranges for steel round bars?: The typical price ranges for steel round bars can vary depending on various factors such as the type of steel, the diameter, length, and the quantity being purchased. Generally, steel round bars can range in price from $1 to $5 per foot for common carbon steel grades. However, specialty and high-grade steel round bars can be priced higher, ranging from $5 to $20 per foot or even more. Additionally, larger diameter or longer length steel round bars may also be priced higher due to increased material and manufacturing costs. It is important to note that these price ranges are approximate and can vary based on market conditions, supplier pricing, and other factors. To get an accurate price range, it is recommended to contact steel suppliers or distributors for specific quotes based on your requirements.

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