Special Steel S45C Round Bar Steel Billet

Special Steel S45C Round Bar Steel Billet System 1

Special Steel S45C Round Bar Steel Billet

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 10000 m.t./month

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Product Introduction

1.Specification
Round bar		Diameter(mm)			Length (mm)
		20~600			3000~9000
Plate		Thickness(mm)			Width (mm)		Length (mm)
		Max:800			Max:2200		Max:9000
*Specification can be customized for sure.
2.Chemical Compositons
Grade	C	Si	Mn	P	S	Cr	Mo	Ni
SCM440	0.38~0.45	0.17~0.37	0.50~0.8	≤0.035	≤0.035	0.9~1.2	0.15-0.25	≤0.3
4140	0.40~0.45	0.15~0.35	0.75~1.0	≤0.035	≤0.040	0.8~1.1	0.15-0.25	-
SCM415	0.38~0.43	0.15~0.35	0.60~0.9	≤0.030	≤0.030	0.9~1.2	0.15-0.30	≤0.25
1.7225	0.38~0.45	≤0.40	0.60~0.9	≤0.025	≤0.035	0.9~1.2	0.15-0.30
3.Delivery Conditions
Hot forged +Rough machined (black surface after Q/T)+ Turned (optional)
4.Typical Applications
a.Statically and dynamically stressed components for vehicles
b.Parts of larger cross-sections, crankshafts, gears
c.Gears, stem assemblies,
d.Pump shafts and tool holders

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Special Steel S45C Round Bar Steel Billet

Shipping

1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;

2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;

3. Customers specifying freight forwarders or negotiable shipping methods!

Delivery Time: 3-7 days for samples; 5-25 days for batch goods.

Payment Terms

1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.

2.MOQ: 1pcs

3.Warranty : 3 years

4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)

2)as customer's requirement

Why choose us?

(1) The leading exporter in China special steel industry.

(2) Large stocks for various sizes, fast delivery date.

(3) Good business relationship with China famous factories.

(4) More than 7 years steel exporting experience.

(5) Good after-sales service guarantee.

Q:How is shock-resistant steel used in the production of impact tools?: Shock-resistant steel is used in the production of impact tools to enhance their durability and resistance to breaking or chipping under high impact forces. This steel has been specifically designed to absorb and distribute the energy created by the impact, thereby preventing any damage or deformation to the tool. By using shock-resistant steel, impact tools can withstand heavy usage and deliver consistent performance, making them ideal for applications where repeated high-force impacts are involved, such as construction, automotive, or manufacturing industries.

Q:What are the different methods for electroplating special steel?: There are several methods for electroplating special steel, depending on the specific requirements and desired outcome. Here are some of the different methods commonly used in electroplating special steel: 1. Electroless Nickel Plating: This method involves the use of a chemical reaction to deposit a layer of nickel onto the steel surface. It is a popular choice for achieving uniform and corrosion-resistant coatings on special steel. 2. Zinc Plating: Zinc plating is widely used to provide a protective layer on special steel. It involves the immersion of the steel in a zinc solution and passing an electric current to facilitate the deposition of zinc onto the surface. 3. Copper Plating: Copper plating is used to enhance the conductivity and corrosion resistance of special steel. It involves immersing the steel in a copper sulfate solution and applying an electric current to deposit a layer of copper onto the surface. 4. Chromium Plating: Chromium plating is a common method used to provide a decorative, corrosion-resistant, and hard-wearing surface on special steel. It involves the immersion of the steel in a chromium bath and the application of an electric current to deposit a layer of chromium onto the surface. 5. Electroplating with Precious Metals: Special steel can also be electroplated with precious metals such as gold, silver, or platinum for decorative or functional purposes. These coatings are often used to enhance the appearance, conductivity, or corrosion resistance of the steel. 6. Electroplating with Alloy Coatings: For specific applications, special steel can be electroplated with alloy coatings, such as tin-zinc or tin-lead, to provide unique properties such as enhanced solderability or improved wear resistance. It is important to note that the choice of electroplating method depends on factors such as the desired properties, the intended application, and the specific requirements of the special steel being plated. Each method has its advantages and limitations, and it is recommended to consult with experts in the field to determine the most suitable method for electroplating special steel in a given scenario.

Q:How is free-cutting steel used in the manufacturing of screws and bolts?: Free-cutting steel is used in the manufacturing of screws and bolts due to its exceptional machinability. It contains elements such as sulfur, phosphorus, lead, or selenium that act as lubricants during the cutting and machining process. These elements help to break the chips and reduce the friction between the metal and the cutting tool, resulting in improved efficiency and reduced tool wear. This type of steel enables faster production rates and higher precision in screw and bolt manufacturing.

Q:How is high-speed tool steel used in the manufacturing of drills and taps?: High-speed tool steel is used in the manufacturing of drills and taps because of its exceptional hardness, wear resistance, and heat resistance properties. This type of steel allows drills and taps to withstand high temperatures and friction, ensuring their durability and longevity. Additionally, high-speed tool steel enables these cutting tools to maintain their sharpness for longer periods, resulting in increased efficiency and precision during drilling and tapping operations.

Q:What are the requirements for special steel used in high-performance racing cars?: The requirements for special steel used in high-performance racing cars include high strength and durability, excellent fatigue resistance, good thermal conductivity, and the ability to withstand high temperatures and extreme conditions. Additionally, it should have low weight and high stiffness to enhance the car's performance and maintain its structural integrity under intense stress and vibration.

Q:How does special steel contribute to reducing product rejection rates?: Special steel contributes to reducing product rejection rates by offering superior strength, durability, and corrosion resistance. It enables manufacturers to produce high-quality products that meet stringent specifications and standards. Special steel's precise composition and unique properties enhance the performance and reliability of the end products, reducing the chances of defects, failures, and rejections.

Q:Can special steel be used for making springs?: Indeed, springs can be crafted using special steel. Recognized as alloy steel, special steel possesses augmented mechanical attributes like impressive tensile strength, toughness, and resistance against corrosion. Consequently, it serves as an optimal substance for the production of robust and dependable springs across diverse applications. The precise variant of special steel employed in spring production hinges upon the particular necessities of the application, be it a desired degree of flexibility or resistance against fatigue. All in all, special steel bestows extraordinary performance and endurance in the realm of spring manufacturing.

Q:What are the properties of shock-resistant steel?: Shock-resistant steel is a type of steel that possesses certain properties that make it highly resistant to shock or impact. These properties include high toughness, strength, and ductility. It can absorb and distribute the energy generated by an impact, thus preventing the material from fracturing or breaking. Additionally, shock-resistant steel often has a high hardness, which further enhances its ability to withstand sudden loads and impacts without deforming or failing. These properties make shock-resistant steel suitable for applications that require protection against heavy impacts, such as in construction, automotive, and military industries.

Q:How does special steel perform in hot forging processes?: Special steel is specifically engineered to endure high temperatures and excel in hot forging procedures. When subjected to extreme heat, special steel retains its strength and hardness, rendering it perfect for utilization in hot forging applications. One of the principal benefits of special steel in hot forging lies in its superb heat resistance. It can endure elevated temperatures without compromising its structural integrity, guaranteeing the preservation of its desired properties throughout the forging process. This enables the production of forged components with consistent quality and dimensional accuracy. Moreover, special steel demonstrates commendable thermal conductivity, aiding in the even distribution of heat during forging. This facilitates efficient heating and diminishes the likelihood of localized overheating or cold spots. The uniform distribution of heat also contributes to a homogeneous grain structure, enhancing the overall strength and mechanical properties of the forged parts. Furthermore, special steel possesses exceptional wear resistance and toughness, even in elevated temperatures. This ensures that the steel can withstand the substantial forces and pressures involved in the hot forging process without succumbing to deformation or failure. The combination of high strength, wear resistance, and toughness allows for the production of forged components capable of enduring heavy loads and harsh operating conditions. Additionally, special steel lends itself to easy machining and shaping, enabling the forging of intricate designs and complex forms. This versatility makes it suitable for a broad range of hot forging applications, including automotive parts, industrial machinery components, and aerospace components. In conclusion, special steel excels in hot forging processes. Its heat resistance, thermal conductivity, wear resistance, toughness, and machinability establish it as an ideal material for the production of high-quality, long-lasting, and intricate forged components.

Q:How does special steel perform in high-stress corrosion cracking environments?: Special steel is specifically designed to perform well in high-stress corrosion cracking environments. This type of steel is highly resistant to corrosion and can withstand the combination of stress and corrosive elements present in these environments. Its unique composition and manufacturing process make it more durable and less prone to cracking, ensuring its reliable performance in such challenging conditions.

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