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

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

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

Product show

.jpg

Workshop show

Special Steel AISI 5140 Mild Carbon Steel

Q: What are the different techniques used for joining special steel?: Some of the different techniques used for joining special steel include welding, brazing, soldering, and adhesive bonding. Each technique has its own advantages and considerations depending on the specific application and properties of the steel being joined. Welding involves melting and fusing the steel together, while brazing and soldering use a lower temperature to join the steel with a filler material. Adhesive bonding uses a strong adhesive to bond the steel surfaces together. The choice of technique depends on factors such as the strength required, the materials being joined, and the desired properties of the final joint.

Q: What are the requirements for special steel used in robotic applications?: Special steel used in robotic applications must possess certain key requirements to ensure optimal performance and reliability. These requirements include: 1. High strength: Special steel for robotic applications needs to have excellent strength properties to withstand the stresses and loads encountered during robotic operations. It should offer superior tensile and yield strength to ensure structural integrity and prevent failure under heavy loads. 2. Wear resistance: The steel used in robotic applications should exhibit high wear resistance to withstand repetitive motions, sliding, and abrasive contact with different surfaces. This helps to minimize wear and tear, extending the lifespan of the robotic components. 3. Corrosion resistance: Robotic applications can often involve exposure to various environments, including moisture, chemicals, and other corrosive agents. Therefore, the special steel utilized should possess excellent corrosion resistance to prevent degradation and maintain performance over time. 4. Toughness: Special steel should have good toughness, enabling it to absorb energy and resist fracture or cracking. This is crucial to ensure that the steel can withstand sudden shocks or impacts without catastrophic failure, enhancing the safety and reliability of the robotic system. 5. Machinability: Robotic components often require complex shapes and precise dimensions. Therefore, the special steel used should have good machinability, allowing for easy cutting, shaping, and forming without excessive tool wear or difficulties in manufacturing. 6. Heat resistance: Robotic applications sometimes involve exposure to high temperatures, such as in welding or metalworking processes. It is important for the special steel to have good heat resistance to maintain its mechanical properties and structural integrity under elevated temperatures. 7. Magnetic properties: Certain robotic applications may require non-magnetic steel to prevent interference with electromagnetic sensors or systems. Therefore, special steel with low magnetic permeability is often preferred for such applications. By meeting these requirements, special steel used in robotic applications can provide the necessary strength, durability, and performance needed to facilitate efficient and reliable robotic operations in various industries, such as manufacturing, healthcare, and exploration.

Q: How does special steel contribute to the machinability of products?: Special steel contributes to the machinability of products by offering enhanced properties such as higher strength, improved wear resistance, and increased hardness. These qualities allow for easier cutting, shaping, and forming during the machining process. Additionally, special steel may contain alloying elements that improve its thermal conductivity and reduce the risk of deformation or cracking, leading to better overall machinability.

Q: Can special steel be used for making surgical instruments?: Yes, special steel can be used for making surgical instruments. Special steel, such as stainless steel or high-carbon steel, is preferred for surgical instruments due to its excellent corrosion resistance, durability, and ability to be sterilized. These properties make it suitable for maintaining the hygiene and performance required in surgical settings.

Q: What are the different forging techniques for special steel parts?: There are several different forging techniques that can be used to produce special steel parts, depending on the desired shape, size, and properties of the final product. Some of the commonly used forging techniques for special steel parts include: 1. Open-die forging: This technique involves shaping the metal between flat dies or anvils. It is typically used for simpler shapes and allows for flexibility in producing a wide range of sizes. 2. Closed-die forging: Also known as impression-die forging, this technique involves shaping the metal within a closed die, which contains the desired shape and allows for higher precision. Closed-die forging is commonly used for producing complex and intricate shapes. 3. Upset forging: In this technique, the metal is compressed and shaped by applying pressure to the ends of the workpiece. Upset forging is often used to create parts with increased diameter or reduced length, such as bolts and nails. 4. Ring rolling: This technique involves shaping a cylindrical workpiece by applying pressure from rotating rolls. It is commonly used for producing seamless rings with enhanced strength and durability, such as gears, bearings, and flanges. 5. Isothermal forging: This technique involves forging the metal at a constant temperature, usually within a specially designed furnace. Isothermal forging allows for precise control over the metallurgical properties of the final product, resulting in improved mechanical properties and reduced residual stress. 6. Precision forging: Also known as near-net-shape forging, precision forging uses specially designed dies to produce parts with minimal finishing operations. It is commonly used for complex shapes and high-volume production, ensuring cost-effectiveness and dimensional accuracy. 7. Press forging: In this technique, the metal is shaped by applying pressure through a mechanical or hydraulic press. Press forging allows for precise control over the forging process and is often used for producing high-strength, large-sized components. Each of these forging techniques offers unique advantages and is suitable for different applications. The selection of the appropriate forging technique for special steel parts depends on factors such as the desired shape, size, strength, and cost-effectiveness of the final product.

Q: How does special steel contribute to the heat resistance of products?: Special steel contributes to the heat resistance of products due to its unique properties and composition. It is specifically designed to withstand high temperatures without losing its strength or structural integrity. The inclusion of elements such as chromium, nickel, and molybdenum in special steel enhances its heat resistance by forming a protective oxide layer that prevents oxidation and corrosion at elevated temperatures. This enables products made with special steel to withstand extreme heat conditions, making them suitable for various applications in industries such as aerospace, automotive, and energy.

Q: How does special steel contribute to the dimensional stability of products?: Special steel is known for its high strength, durability, and resistance to deformation, making it an ideal material for enhancing the dimensional stability of products. By utilizing special steel in the manufacturing process, products are less likely to experience changes in shape or size due to external factors such as temperature fluctuations or mechanical stress. This improved dimensional stability ensures that the products maintain their intended form and functionality over time, leading to increased reliability and customer satisfaction.

Q: How is special steel graded?: Special steel is graded based on various factors such as chemical composition, mechanical properties, and the intended application. It typically involves assessing the steel's alloying elements, heat treatment processes, and quality control measures to determine its grade and suitability for specific industrial purposes.

Q: Is special steel suitable for marine applications?: Marine applications necessitate materials capable of enduring high levels of moisture, exposure to saltwater, and environmental factors such as temperature fluctuations and the impact of waves. Special steel, also known as marine grade stainless steel, is specifically engineered to withstand the challenging conditions prevalent in marine environments. Its exceptional resistance to corrosion, particularly in the presence of saltwater, renders it highly appropriate for diverse marine applications. Distinguished by a greater proportion of chromium and nickel compared to standard steel grades, special steel augments its corrosion resistance properties. Furthermore, it is frequently alloyed with molybdenum, titanium, or other elements to further enhance its resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking. Shipbuilding, offshore oil and gas platforms, marine equipment and machinery, marine pipelines, as well as marine architecture and structures are among the common marine applications that derive benefits from special steel. Additionally, special steel is employed in the construction of naval vessels, submarines, and offshore wind farms. To summarize, special steel is exceptionally well-suited to marine applications due to its exceptional resistance to corrosion, durability, and strength. It effectively withstands the rigorous conditions present in marine environments, ensuring the longevity and dependability of marine structures and equipment.

Q: Can special steel be used in the packaging industry?: Yes, special steel can be used in the packaging industry. Special steel alloys, such as stainless steel, offer excellent durability, corrosion resistance, and strength, making them suitable for manufacturing packaging materials and machinery. They are commonly used in producing containers, drums, cans, and machinery components for packaging applications.

Send your message to us

*Email

*TEL

*Quantity

*Unit