SKD11 Hot Rolled 12mm Steel Rod 1.2379 Steel Round Bar

SKD11 Hot Rolled 12mm Steel Rod 1.2379 Steel Round Bar System 1

SKD11 Hot Rolled 12mm Steel Rod 1.2379 Steel Round Bar System 2

SKD11 Hot Rolled 12mm Steel Rod 1.2379 Steel Round Bar System 3

SKD11 Hot Rolled 12mm Steel Rod 1.2379 Steel Round Bar System 4

SKD11 Hot Rolled 12mm Steel Rod 1.2379 Steel Round Bar

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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1. Main application of skd11 steel:

(1) Thickness of not more than 2MM sheet, efficient blanking die, punch die and pressure die etc.

(2) All kinds of scissors, inserts, woodworking blade.

(3) Thread rolling die and wear-resistant slider.

(4) Cold Heading Die, thermosetting resin molding.

(5) Molding in deep drawing cold extrusion dies

2. Specification of skd11 steel:

Round bar	Diameter(mm)	Length (mm)
Round bar	10~800	2000~5800
plate/sheet	Thickness(mm)	Width (mm)	Length (mm)
plate/sheet	10~800	80~2300	2000~5800

3. Delivery condition of skd11 steel:

Acc. to your request—Standard steel bar(sawing)

——non-standard steel bar(sawing)

or Mill deliver condition,without sawing or cutting

Conventional or ESR, hot rolled or forged, black surface or milling

Hardness: annealed to HB≤255

4. Features of skd11 steel:

(1) Good quenching resistance, heat deformation small, wear-resistant, impact resistant.

(2) Vacuum degassing refining processing pure steel.

(3) Spheroidizing softening process, good cutting performance.

(4) Strengthen the elements vanadium, molybdenum special join, is extremely excellent in wear resistance.

5. Chemical analysis of skd11 steel:

C	Si≤	Mn≤	P≤	S≤	Cr	Mo	V
1.40~1.60	0.40	0.60	0.030	0.030	11.0~13.0	0.80~1.20	0.20~0.50

6. Compared grades of skd11 steel(based on usage)

Chinese	American	German	Swedish	Japanese
GB	AISI	DIN	ASSAB	JIS
Cr12Mo1V				SKD11

7. Heat treatment of skd11 steel (for reference)

quenching	quenching hardness	tempering	Tempering hardness
1020~1040 °c	58~60HRC	150~200 °c	62~63HRC

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SKD11 Hot Rolled 12mm Steel Rod 1.2379 Steel Round Bar

Q:What are the applications of special steel in the power generation supply chain?: Special steel has various applications in the power generation supply chain, primarily due to its high strength, corrosion resistance, and ability to withstand extreme temperatures. It is commonly used in the construction of power plant components such as turbines, boilers, and heat exchangers. Special steel is also utilized in the manufacturing of transmission towers, electrical transformers, and generator rotor shafts. Overall, its superior properties enhance the efficiency, reliability, and longevity of power generation equipment, ensuring a stable and uninterrupted energy supply.

Q:How is special steel recycled?: Special steel can be recycled through a process called electric arc furnace (EAF) recycling. In this method, the steel scrap is melted in an electric arc furnace, where impurities are removed and alloying elements are added to obtain the desired composition. The molten steel is then cast into new shapes or used to produce various steel products. This recycling process helps to conserve resources, reduce energy consumption, and minimize waste in the steel industry.

Q:What are the different forging grades of special steel?: There are several different forging grades of special steel, including but not limited to stainless steel, alloy steel, carbon steel, tool steel, and high-speed steel.

Q:What are the requirements for special steel used in power plants?: Given the critical role that these materials play in ensuring the safe and efficient operation of power generation facilities, the requirements for special steel used in power plants are specific and stringent. Here are some of the key requirements: 1. Withstanding high temperatures: Special steel used in power plants must maintain its structural integrity even at elevated temperatures, especially in areas like the combustion chamber or steam turbines. 2. Excellent corrosion resistance: Power plants often operate in environments with high levels of moisture, chemicals, and other corrosive elements. Special steel must be able to resist corrosion to prevent degradation and premature failure. 3. High strength and toughness: Power plants generate substantial amounts of energy, so the components made of special steel must be strong and tough enough to withstand mechanical stresses and loads. This includes resistance to fatigue, creep, and stress corrosion cracking. 4. Good weldability: Welding is often necessary during the fabrication or maintenance of power plant components. Special steel should have good weldability to ensure strong and reliable joints that maintain the overall system's structural integrity. 5. Low thermal expansion: Special steel used in power plants should have low thermal expansion properties to minimize the risk of thermal stress and distortion caused by temperature variations during operation. This prevents premature failure and ensures dimensional stability. 6. Resistance to radiation: In some power plants, such as nuclear facilities, special steel may be exposed to radiation. Therefore, the steel should have good resistance to radiation damage, ensuring long-term performance and safety. 7. Compliance with industry standards: Special steel used in power plants must meet specific industry standards and codes to ensure quality, reliability, and safety. These standards may include ASTM, ASME, or ISO, among others. Overall, the requirements for special steel used in power plants are driven by the need for high temperature resistance, corrosion resistance, strength, weldability, low thermal expansion, radiation resistance, and compliance with industry standards. Meeting these requirements ensures the integrity and longevity of power plant components, contributing to the safe and efficient generation of electricity.

Q:How does special steel compare to other materials, such as aluminum or titanium?: Special steel is known for its exceptional strength, durability, and resistance to wear and tear, making it superior to materials like aluminum or titanium in various applications. While aluminum is lightweight, it lacks the same level of strength and toughness as special steel. Titanium, on the other hand, offers comparable strength but is significantly more expensive. Special steel strikes a balance between strength, cost-effectiveness, and versatility, making it a preferred choice in many industries.

Q:What are the different methods for improving the creep resistance of special steel?: There are several methods for improving the creep resistance of special steel. One of the most common methods is alloying. By adding specific alloying elements such as chromium, molybdenum, and vanadium, the creep resistance of the steel can be significantly enhanced. These alloying elements form stable carbides or nitrides, which act as barriers to the movement of dislocations and reduce the rate of creep deformation. Another method is heat treatment. Through controlled heating and cooling processes, the microstructure of the steel can be refined to improve its creep resistance. Heat treatment techniques like quenching and tempering can help in the formation of a fine-grained structure, which increases the strength and creep resistance of the steel. Surface modification is another approach to improve creep resistance. Techniques like nitriding and carburizing can be used to introduce nitrogen or carbon into the surface layer of the steel, forming a hardened layer that enhances creep resistance. Additionally, the grain size of the steel can be controlled through processes like grain boundary engineering or severe plastic deformation. By refining the grain structure, the movement of dislocations within the material is hindered, leading to improved creep resistance. Lastly, the use of coatings can also enhance the creep resistance of special steel. Coatings like ceramic or metallic coatings can provide a protective layer that reduces the diffusion of impurities and slows down the creep rate. In conclusion, improving the creep resistance of special steel can be achieved through techniques such as alloying, heat treatment, surface modification, grain size control, and the application of coatings. These methods aim to strengthen the steel's microstructure, hinder dislocation movement, and provide protective barriers against creep deformation.

Q:How does special steel contribute to the robotics industry?: The robotics industry benefits greatly from the use of special steel, which plays a vital role in its advancement. To begin with, special steel alloys possess extraordinary mechanical properties that make them ideal for manufacturing various robotic components. These alloys provide exceptional strength, durability, and resistance to wear and tear. Consequently, robots built with special steel can operate efficiently and reliably even in demanding environments like manufacturing plants or hazardous locations. Furthermore, special steel alloys offer outstanding heat resistance and thermal stability, a crucial characteristic in robotics. 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 perform optimally without the risk of mechanical failures caused by heat-related issues. Additionally, the corrosion resistance of special steel is highly advantageous for the robotics industry. Robots are increasingly being used in diverse applications such as 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 prolong the lifespan of robotic systems, reducing maintenance costs and enhancing overall reliability. Moreover, special steel's magnetic properties are invaluable in the development of magnetic sensors and actuators used in robotics. These sensors enable robots to detect and interact with their surroundings, improving their autonomy and adaptability. On the other hand, magnetic actuators enable precise control and movement in robotic systems. Special steel's magnetic properties contribute to the efficiency, accuracy, and responsiveness of these components, allowing robots to execute complex tasks with precision. In conclusion, special steel plays a vital role in the robotics industry by providing the necessary materials for manufacturing robust, high-performance, and versatile robotic systems. The use of special steel alloys enhances strength, durability, and the ability to withstand extreme conditions, ensuring the reliability, efficiency, and functionality of these machines.

Q:What are the specific requirements for special steel used in the mining industry?: Special steel used in the mining industry must possess high strength, durability, and resistance to extreme conditions such as abrasion, impact, and corrosion. It should have excellent toughness and hardness to withstand the harsh environments encountered in mining operations. Additionally, the steel should be able to maintain its mechanical properties even at elevated temperatures and be capable of withstanding heavy loads and intense vibrations.

Q:How does special steel perform in high-temperature creep conditions?: Special steel is specifically designed and engineered to perform exceptionally well in high-temperature creep conditions. It exhibits remarkable resistance to deformation and maintains its mechanical properties even at elevated temperatures, making it highly reliable and suitable for applications that require stability and strength in such environments.

Q:How does special steel contribute to the aerospace material recyclability?: Special steel contributes to the aerospace material recyclability by offering high strength, durability, and corrosion resistance properties. These characteristics make it a preferred material for various aerospace components like landing gears, engine parts, and structural elements. When these components reach the end of their life cycle, special steel can be easily recycled and repurposed, reducing the need for new raw materials and minimizing waste. This contributes to a more sustainable and environmentally friendly aerospace industry.

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