Forged Steel Bar S136 / Die Steel S136 / Steel Round Bar S136

Forged Steel Bar S136 / Die Steel S136 / Steel Round Bar S136

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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(%) of steel round bar S136	C	Si	Mn	S	P	Cr	Mo
Chemical Composition(%) of steel round bar S136	0.34-0.42	0.60-1.30	0.20-0.70	≤0.030	≤0.030	13.00-14.50	0.15-0.40
Specification of steel round bar S136	Dia.mmLmm=100~6006000
Application of steel round bar S136	Used for various large-sized mirror plastic mould, precision plastic mould, like, cars accessories, home appliances, electronic equipment plastic mould.
Characteristic of steel round bar S136	1)Pure and precision mirror polishing,good abrasion resistance 2)tenacity resistance and corrosion resistance.material clean 3)strength balance.small deformation in heat treatment.
Heat Treatment of steel round bar S136	Normalized / Annealed / Quenched / tempered

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Forged Steel Bar S136 / Die Steel S136 / Steel Round Bar S136

Q:What are the different methods for improving the fatigue strength of special steel?: There are various methods for improving the fatigue strength of special steel, including surface treatments such as shot peening, nitriding, and carburizing. Heat treatments like quenching and tempering can also enhance fatigue strength. Additionally, alloying elements can be added to the steel composition to improve its resistance to fatigue. Lastly, optimizing the steel's microstructure through processes like grain refinement and precipitation hardening can contribute to increased fatigue strength.

Q:What are the different coating techniques for special steel parts?: There are several different coating techniques that can be used for special steel parts. Some common ones include electroplating, powder coating, thermal spraying, and chemical vapor deposition. Each technique offers unique advantages and is chosen based on factors such as the desired coating properties, cost, and application requirements.

Q:What are the different applications of high-speed special steel?: High-speed special steel is a type of steel that is specifically designed to withstand high temperatures and maintain its hardness at high speeds. It has a wide range of applications across various industries due to its unique properties. Some of the different applications of high-speed special steel include: 1. Cutting Tools: High-speed special steel is widely used in the manufacturing of cutting tools such as drills, milling cutters, taps, and saw blades. Its excellent hardness, heat resistance, and wear resistance make it ideal for machining operations that involve high temperatures and high-speed cutting. 2. Aerospace Industry: The aerospace industry extensively utilizes high-speed special steel in the production of aircraft components. It is used for manufacturing turbine blades, engine parts, and other critical components that require high strength, high temperature resistance, and excellent fatigue resistance. 3. Automotive Industry: High-speed special steel finds its application in the automotive industry, particularly in the manufacturing of engine components, gears, and bearings. Its ability to withstand high temperatures, resist wear, and provide strength makes it suitable for various automotive applications. 4. Power Generation: High-speed special steel is used in power generation industries such as thermal power plants, nuclear power plants, and wind energy. It is used for manufacturing turbine blades, rotors, and other components that operate at high temperatures and high rotational speeds. 5. Tool and Die Making: High-speed special steel is widely used in tool and die making industries where precision and durability are crucial. It is used for producing molds, dies, punches, and other tooling components that require high strength, wear resistance, and toughness. 6. Medical Instruments: High-speed special steel is increasingly being used in the medical field for manufacturing surgical instruments, dental tools, and implants. Its corrosion resistance, high strength, and biocompatibility make it suitable for medical applications. 7. Industrial Machinery: High-speed special steel is used in various industrial machinery applications such as bearings, gears, shafts, and cutting tools. Its ability to withstand high temperatures, resist wear, and provide strength contributes to the efficiency and reliability of industrial equipment. In conclusion, high-speed special steel finds numerous applications across industries. Its unique properties such as high temperature resistance, hardness, wear resistance, and strength make it an essential material for cutting tools, aerospace components, automotive parts, power generation equipment, tool and die making, medical instruments, and industrial machinery.

Q:How does special steel contribute to the power generation sector?: Special steel plays a crucial role in the power generation sector by offering various benefits and contributing to the overall efficiency and reliability of power generation equipment. One of the primary ways special steel contributes is through its superior strength and durability. Power generation involves highly demanding and extreme conditions, including high temperatures, pressure, and corrosive environments. Special steel is specially designed to withstand these harsh conditions and maintain its structural integrity, ensuring the long-term reliability and safety of power generation equipment. Special steel is used in various components of power generation equipment, such as turbines, boilers, and generators. In gas turbines, for example, special steel is utilized for the construction of turbine blades and vanes, which are subjected to immense heat and rotational forces. The high-temperature resistance and strength of special steel allow these components to operate at elevated temperatures without deformation or failure, thereby increasing the efficiency and performance of gas turbines. Moreover, special steel offers excellent corrosion resistance, making it suitable for use in power plants that utilize water-based cooling systems. These cooling systems often employ seawater or chemically treated water, which can be highly corrosive. By using special steel in critical components like condensers and heat exchangers, the power generation sector can significantly reduce maintenance and replacement costs associated with corrosion-related issues. Additionally, special steel is crucial in the construction of nuclear power plants. It is used in the fabrication of reactor pressure vessels, steam generators, and fuel assemblies. The radiation resistance and high strength of special steel ensure the safety and reliability of these components in nuclear power plants, thereby contributing to the overall efficiency and sustainability of the power generation sector. In summary, special steel's superior strength, high-temperature resistance, corrosion resistance, and radiation resistance make it an indispensable material in the power generation sector. It enhances the efficiency, reliability, and safety of power generation equipment, ultimately contributing to the overall growth and sustainability of the power generation industry.

Q:Can special steel be used in marine applications?: Marine applications can indeed utilize special steel. This type of steel, also referred to as marine grade steel, is specifically engineered to endure the demanding conditions found in marine environments. It possesses exceptional qualities, including heightened resistance to corrosion, increased strength, and enhanced durability, which render it suitable for a wide range of marine applications. The construction of ships, offshore structures, and marine equipment commonly employs special steel. Its capacity to withstand corrosion from saltwater, chemicals, and other environmental factors makes it an excellent choice for marine applications. Additionally, special steel finds use in the production of propellers, shafts, and other components that necessitate high tensile strength and fatigue resistance. All in all, special steel proves to be a dependable and efficient material for marine applications due to its unique properties and ability to withstand the challenges presented by the marine environment.

Q:What are the applications of special steel in the manufacturing sector?: Special steel has numerous applications in the manufacturing sector due to its exceptional properties. It is commonly used in industries such as automotive, aerospace, construction, and machinery manufacturing. Special steel is utilized for manufacturing high-performance components, tools, and machinery parts that require superior strength, durability, and resistance to wear and corrosion. Its applications range from manufacturing gears, shafts, bearings, and springs to constructing bridges, buildings, and pipelines. Additionally, special steel finds use in the production of cutting tools, molds, and dies, further enhancing the efficiency and precision of manufacturing processes.

Q:What are the non-destructive testing methods used for special steel?: There are several non-destructive testing (NDT) methods that are commonly used for special steel. These methods are designed to detect flaws or defects in the steel without causing any damage to the material. One of the most widely used NDT methods for special steel is ultrasonic testing. This technique involves sending high-frequency sound waves through the steel and analyzing the echoes that are reflected back. By measuring the time it takes for the sound waves to travel through the steel and return, technicians can determine the thickness, density, and internal structure of the material. Ultrasonic testing is particularly effective at detecting cracks, voids, or inclusions in the steel. Another commonly used NDT method for special steel is magnetic particle testing. This technique involves applying a magnetic field to the surface of the steel and then coating it with a magnetic powder. Any defects or irregularities in the steel will create magnetic flux leakage, causing the magnetic particles to cluster and form visible indications. This method is particularly effective at detecting surface cracks or discontinuities in the steel. Liquid penetrant testing is another NDT method that is often used for special steel. This technique involves applying a liquid dye or fluorescent material to the surface of the steel. The dye penetrates any surface cracks or defects, and after a specified dwell time, excess dye is removed. A developer is then applied, which draws out the dye from any flaws, making them visible under UV light. This method is effective at detecting surface discontinuities and is commonly used in the aerospace and automotive industries. Radiographic testing is another NDT method that can be used for special steel. This technique involves exposing the steel to X-rays or gamma rays and capturing the resulting image on a film or digital detector. By analyzing the radiographic image, technicians can detect internal flaws such as cracks, voids, or inclusions in the steel. This method is particularly useful for thicker sections of steel or when access to the material is limited. In conclusion, non-destructive testing methods such as ultrasonic testing, magnetic particle testing, liquid penetrant testing, and radiographic testing are commonly used for special steel. These methods allow for the detection of flaws or defects in the steel without causing any damage to the material, ensuring its integrity and reliability.

Q:What are the challenges in welding special steel alloys?: Welding special steel alloys presents various obstacles due to their distinct properties and composition. Key challenges encountered when welding special steel alloys include the following: 1. Elevated melting point: Special steel alloys typically possess higher melting points compared to regular steel, necessitating increased heat input during the welding process. This can create difficulties in achieving proper fusion and may require specialized welding equipment and techniques. 2. Disparity in thermal expansion: Special steel alloys may exhibit different coefficients of thermal expansion in comparison to the base metal or other materials being joined. This can result in the development of stress and distortion during welding, impacting the structural integrity of the welded joints. 3. Heat sensitivity: Certain special steel alloys are more susceptible to heat-affected zone (HAZ) cracking and other forms of weld defects. The heightened heat input during welding can induce the formation of brittle phases or precipitates, leading to reduced mechanical properties and potential weld failures. 4. Metallurgical alterations: Welding special steel alloys can bring about significant metallurgical changes in the base metal and the heat-affected zone. These changes encompass the formation of new microstructures, variations in hardness, and modifications in chemical composition. Such alterations can affect the overall performance and properties of the welded joints. 5. Pre-weld and post-weld treatments: Specific pre-weld and post-weld treatments are often required for special steel alloys to minimize the risk of weld defects and optimize the properties of the welded joints. These treatments may encompass preheating, post-weld heat treatment, or the utilization of specialized filler metals to ensure adequate weld integrity. 6. Limited consumable availability: Special steel alloys may have a limited selection of suitable consumables, such as filler metals and shielding gases, which are vital for achieving high-quality welds. The absence of appropriate consumables can make it challenging to find compatible materials that offer sufficient strength and corrosion resistance in the welded joints. To overcome these challenges effectively, it is essential to possess a comprehensive understanding of the specific properties and requirements of the special steel alloy being welded. The utilization of proper welding techniques, including heat control, filler material selection, and post-weld treatments, is crucial to ensure welds of superior quality with optimal mechanical properties and structural integrity. Moreover, collaborating with material suppliers, welding experts, and adhering to industry standards and guidelines can facilitate the effective resolution of challenges associated with welding special steel alloys.

Q:How does special steel perform in electrical applications?: Special steel, known as electrical steel, is purposely created and produced to meet the specific needs of electrical applications. It displays outstanding magnetic properties, rendering it highly suitable for utilization in electrical machines and devices. A primary feature of special steel is its diminished electrical resistivity, enabling efficient current flow and minimizing energy losses in electrical circuits. This reduced resistivity is achieved through precise control of the steel's composition and microstructure. Moreover, special steel possesses a high magnetic permeability, allowing for easy magnetization and demagnetization. This characteristic is crucial for the effective functioning of electrical machines such as transformers, motors, and generators. Additionally, special steel exhibits low coercivity, making it susceptible to magnetization or demagnetization with relatively low levels of magnetic field strength. This attribute proves advantageous in applications requiring rapid and precise magnetic switching, like electric transformers. Furthermore, special steel demonstrates minimal hysteresis loss, which pertains to the dissipation of energy as heat during magnetization and demagnetization cycles. This quality guarantees minimal energy losses in electrical devices, ultimately improving overall efficiency. To summarize, special steel excels in electrical applications due to its low electrical resistivity, high magnetic permeability, low coercivity, and low hysteresis loss. These properties establish it as an ideal choice for a wide range of electrical machines and devices, enhancing their efficiency and reliability.

Q:What are the properties of corrosion-resistant stainless tool steel?: Corrosion-resistant stainless tool steel possesses a number of key properties. Firstly, it exhibits excellent resistance to corrosion, making it highly durable and suitable for use in corrosive environments. It also has high strength and hardness, ensuring its effectiveness as a tool material. Additionally, this type of steel offers good wear resistance, enabling it to withstand repeated use without significant deterioration. Moreover, it retains its sharpness and cutting edge for extended periods, making it an ideal choice for various cutting and machining applications. Overall, the properties of corrosion-resistant stainless tool steel make it a reliable and long-lasting option for demanding industrial and manufacturing settings.

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