Special Steel AISI 5140 Mild Carbon Steel

Special Steel AISI 5140 Mild Carbon Steel

Ref Price:: $300.00 - 500.00 / m.t.

Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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The details of our Steel

1. Produce Standard: as the GB, AISI, ASTM, SAE, EN, BS, DIN, JIS Industry Standard

2. Produce processes: Smelt Iron -EAF smelt Billet - ESR smelt Billet -Hot rolled or forged get the steel round bar and plate

3. Heat treatment:

Normalized / Annealed / Quenched+Tempered

4. Quality assurance:

All order we can received Third party inspection, You can let SGS, BV,.. and others test company test and inspect our products before Goods shipping.

Product information

Chemical Composition(GB)%

C	Si	Mn	Cr	Ni
0.37-0.44	0.17-0.37	0.50-0.80	0.80-1.10	≤0.30

Heat Treatment

Item	Temperature ℃	Hardness
Normalizing	850-870	179-229HB

Characterstics: Which has the best comprehensive mechanical properties

Applications

1.Can be used for drawing die and plastic mould
2.Can be used for middle and small punch

Main product

Plastic Mould Steel

DIN 1.2311,1.2738,1.2083,1.2316 etc.

AISI P20,P20+Ni,420 etc.

JIS SUS420J2

Hot Work Steel

DIN 1.2344,1.2343,1.2367,1.2365,1.2581,1.2713 etc.

AISI H13,H11,H10,H21, etc.

JIS SKD61,SKD6,SKD5,SKT4 etc.

Cold Work Steel

DIN 1.2739, 1.2601, 1.2080, 1.2436, 1.2631, 1.263, 1.2510, 1.2327 etc.

AISI D2, D5, D3, D6, A8, A2, O1 etc.

JIS SKD10, SKD11, SKD1, SKS3 etc.

High Speed Steel

DIN 1.3343, 1.3243, 1.3247, 1.3355 etc.

AISI M2, M35, M42, T1 etc.

JIS SKH51, SKH35, SKH59, SKH2 etc.

Alloy Structural Steel

DIN 1.7035,1.6511,1.7220,1.7225 etc.

AISI 5140, 4340, 4135, 4140 etc.

JIS SCr440,SNCM439,SCM435,SCM440 etc.

Stainless & Carbon Steel or Others

DIN 1.4125,1.1191 etc

AISI 440C,1045, 1020 etc.

JIS SUS440C,S45C etc

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Special Steel AISI 5140 Mild Carbon Steel

Q: What are the applications of special steel in the electronics industry?: Special steel has various applications in the electronics industry. It is commonly used to manufacture components such as connectors, springs, and contacts due to its high strength, corrosion resistance, and electrical conductivity. Additionally, special steel is employed in the production of magnetic cores for transformers and inductors, as it exhibits excellent magnetic properties. Its ability to withstand extreme temperatures and provide reliable performance makes it a preferred choice for electronics applications where durability and efficiency are crucial.

Q: How does special steel compare to other materials like aluminum or titanium?: Special steel is known for its exceptional strength, durability, and resistance to corrosion, making it a popular choice for various applications. Compared to materials like aluminum or titanium, special steel often offers superior strength and toughness, making it suitable for heavy-duty industries such as construction, automotive, and aerospace. While aluminum is lightweight and has good corrosion resistance, it may lack the necessary strength for certain demanding applications. Titanium, on the other hand, is lightweight and possesses excellent strength-to-weight ratio, but it is more expensive and difficult to process than special steel. Ultimately, the choice between special steel, aluminum, or titanium depends on the specific requirements of the application at hand.

Q: What are the applications of special steel in the automotive manufacturing process?: Special steel is used in various applications within the automotive manufacturing process. It is commonly used for the production of engine components, such as crankshafts, camshafts, and connecting rods, due to its high strength, durability, and heat resistance. Special steel is also utilized in the manufacturing of suspension systems, steering components, and transmission parts, as it provides excellent fatigue resistance and wear properties. Additionally, special steel is employed for producing safety-related components like seat belt buckles and structural reinforcements, ensuring the overall safety and reliability of vehicles.

Q: How is leaded steel used in machining operations?: Leaded steel is commonly used in machining operations as it improves the machinability of the steel by reducing friction and cutting forces. The addition of lead in the steel composition allows for smoother and more efficient cutting, resulting in better surface finish and dimensional accuracy of machined parts.

Q: What industries rely on special steel?: Several industries heavily rely on special steel due to its unique properties and exceptional performance. One such industry is the automotive sector, where special steel is extensively used in the production of engine components, suspension systems, gears, and various other parts. The aerospace industry is another prominent user of special steel as it requires materials that can withstand high temperatures, extreme pressure, and provide excellent corrosion resistance. Special steel is also essential in the construction industry, particularly for the manufacturing of high-rise buildings, bridges, and infrastructure projects where strength, durability, and resistance to environmental factors are crucial. The energy sector, including oil and gas, relies on special steel for the production of pipelines, drilling equipment, and storage tanks, as it possesses excellent mechanical properties and can withstand harsh operating conditions. Other industries that heavily rely on special steel include manufacturing, machinery, defense, and tooling, where it is used for various applications such as molds, cutting tools, and machine components. Overall, special steel finds extensive usage in industries that demand superior performance, durability, and reliability in their products and equipment.

Q: What are the physical properties of special steel?: Special steel refers to a broad category of steel alloys that possess unique physical properties compared to regular steel. These properties can vary depending on the specific type of special steel. However, some common physical properties include high strength, hardness, toughness, and resistance to corrosion and wear. Special steels are often tailored for specific applications, such as automotive components, aerospace structures, or toolmaking, to meet the demanding requirements of these industries.

Q: What are the different corrosion-resistant coatings for special steel?: There are several different corrosion-resistant coatings available for special steel, each with their own unique properties and advantages. Some of the most common ones include: 1. Zinc Coating: Zinc coatings, such as galvanizing, are widely used to protect special steel from corrosion. The zinc layer acts as a sacrificial barrier, preventing the steel from coming into contact with corrosive elements. 2. Epoxy Coating: Epoxy coatings are a popular choice for corrosion protection due to their excellent adhesion, chemical resistance, and durability. They form a strong barrier that shields the special steel from moisture, chemicals, and other corrosive agents. 3. Polyurethane Coating: Polyurethane coatings provide exceptional resistance to abrasion, chemicals, and weathering. They are often used in harsh environments where the special steel is exposed to extreme conditions, such as offshore or marine applications. 4. Ceramic Coating: Ceramic coatings offer high-temperature resistance and excellent corrosion protection. They are commonly used in industries like aerospace and automotive, where the special steel needs to withstand extreme temperatures and corrosive environments. 5. Metal Coating: Metal coatings, such as nickel or chromium, are often applied to special steel to enhance its corrosion resistance. These coatings create a protective layer that prevents the steel from corroding by acting as a physical barrier. 6. Powder Coating: Powder coatings are applied electrostatically and then cured under heat, forming a hard and durable protective layer. They offer excellent corrosion resistance and can be customized in terms of color and texture. It is important to select the appropriate corrosion-resistant coating based on the specific requirements of the special steel and the environment in which it will be used. Factors such as temperature, exposure to chemicals or moisture, and the desired lifespan of the coating should all be considered when choosing the right coating.

Q: What is the difference between stainless steel and special steel?: Stainless steel is a type of steel that contains a minimum of 10.5% chromium content, which helps it resist corrosion and staining. On the other hand, special steel refers to a wide range of steel alloys that are specifically designed and manufactured for specific applications or purposes, such as high-strength, heat-resistant, or wear-resistant properties. So, while stainless steel is a specific type of steel with corrosion-resistant properties, special steel encompasses various alloys tailored for specific needs.

Q: How does special steel contribute to the robotics industry?: Special steel plays a crucial role in advancing the robotics industry in multiple ways. Firstly, special steel alloys possess exceptional mechanical properties, making them ideal for manufacturing various robotic components. These alloys can provide superior strength, durability, and resistance to wear and tear. As a result, robots built with special steel can operate efficiently and reliably in demanding environments, such as manufacturing plants or hazardous locations. Moreover, special steel alloys offer excellent heat resistance and thermal stability. This characteristic is particularly important in the robotics industry, as robots often generate significant heat during operations. Special steel components can withstand high temperatures without deforming or losing their structural integrity. This capability ensures that robots can operate at their optimal performance levels without the risk of mechanical failures caused by heat-related issues. Additionally, special steel's corrosion resistance is highly beneficial for the robotics industry. Robots are increasingly being deployed in diverse applications, including underwater exploration, chemical handling, and outdoor environments. In such cases, exposure to moisture, chemicals, or harsh weather conditions can lead to corrosion and degradation of robot parts. By utilizing special steel alloys, manufacturers can significantly extend the lifespan of robotic systems, reducing maintenance costs and enhancing their overall reliability. Furthermore, special steel's magnetic properties make it invaluable in the development of magnetic sensors and actuators used in robotics. These sensors enable robots to detect and interact with their surroundings, enhancing their autonomy and adaptability. Magnetic actuators, on the other hand, enable precise control and movement in robotic systems. Special steel's magnetic properties contribute to the efficiency, accuracy, and responsiveness of these components, enabling robots to execute complex tasks with precision. Overall, special steel plays an integral role in the robotics industry by providing the necessary materials for manufacturing robust, high-performance, and versatile robotic systems. From enhancing strength and durability to withstanding extreme conditions, special steel alloys contribute to the advancement of robotics by ensuring the reliability, efficiency, and functionality of these machines.

Q: Can special steel be used in the printing industry?: Yes, special steel can be used in the printing industry. It is commonly used for manufacturing various printing components such as blades, cylinders, and rollers due to its excellent durability, hardness, and resistance to wear and corrosion. Special steel can enhance the performance and longevity of printing equipment, resulting in higher printing quality and increased productivity.

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