T10 Cold Drawn Steel Round Bar with Various Thickness

T10 Cold Drawn Steel Round Bar with Various Thickness

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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

Round bar:

Diameter : 3.2mm-2000mm

Square bar:

Size: 50mm * 50mm-600mm *600mm

Plate steel/flat bar:

Size: Thickness: 0.1mm-800mm Width: 10mm to 1500mm

Tube/pipe:

Size: OD: 6-219mm WT: 1-35 mm.

Cold-rolled sheet:

Thickness: 2-5mm Width:1000mm Length: 2000mm

Hot-rolled sheet:

Thickness:6-80mm Width: 210-610mm

Length:

We can supply any length based on the customer's requirement.

Characters:

1, good comprehensive properties

2, good perfomance in cutting and processing after spheroids annealing

3, high hardness and homogrnization after quenching and tempering

4, high abrasive resistance and fatigue resistance

5, large amount of metal elements

6, lowest price

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T10 Cold Drawn Steel Round Bar with Various Thickness

Q: How is heat-resistant steel used in the production of furnaces and boilers?: Heat-resistant steel is used in the production of furnaces and boilers due to its ability to withstand high temperatures without deforming or deteriorating. It is specifically designed to retain its strength and structural integrity even in extreme heat conditions. This steel is utilized for components such as heat exchangers, tubes, and liners, ensuring efficient heat transfer and preventing damage to the equipment. Ultimately, heat-resistant steel plays a crucial role in enhancing the durability and performance of furnaces and boilers.

Q: What are the main characteristics of wear-resistant steel?: The main characteristics of wear-resistant steel include high hardness, toughness, and abrasion resistance. It is designed to withstand harsh conditions, such as heavy impact and abrasion, without significant wear or damage. Additionally, wear-resistant steel often has low maintenance requirements and a long lifespan, making it ideal for applications in industries such as mining, construction, and manufacturing.

Q: Can special steel be used in the power generation equipment manufacturing industry?: Yes, special steel can be used in the power generation equipment manufacturing industry. Special steel, also known as alloy steel, offers enhanced properties such as high strength, corrosion resistance, and heat resistance. These qualities make it suitable for various components in power generation equipment, including turbines, boilers, and generators, which often operate under extreme conditions. By using special steel, manufacturers can ensure the durability, efficiency, and reliability of the equipment, thus meeting the demanding requirements of the power generation industry.

Q: What are the different heat treatment processes used in special steel?: Some of the different heat treatment processes used in special steel include annealing, tempering, hardening, and quenching. Each of these processes is designed to alter the properties of the steel, such as its hardness, strength, and ductility, to meet specific requirements for different applications. Annealing involves heating the steel to a specific temperature and then slowly cooling it, which helps to relieve internal stresses and improve its machinability. Tempering involves reheating the steel after hardening to a lower temperature, which reduces its brittleness and increases its toughness. Hardening involves heating the steel to a high temperature and then rapidly cooling it, typically in water or oil, to achieve maximum hardness. Quenching is the rapid cooling process used to achieve hardening. These heat treatment processes can significantly enhance the performance and durability of special steel in various industries.

Q: What are the different methods of measuring the hardness of special steel?: Measuring the hardness of special steel can be done using various methods. These methods can be divided into two main categories: destructive and non-destructive testing. 1. One widely used destructive testing method is the Rockwell Hardness Test. This method measures the depth of penetration of an indenter into the steel surface. It provides a hardness value based on the steel's resistance to indentation. The Rockwell hardness test is a simple and quick method that requires minimal sample preparation. 2. Another destructive testing method is the Brinell Hardness Test. This method involves applying a known load to a hardened steel ball and measuring the diameter of the resulting indentation on the steel surface. The hardness value is determined based on the ratio of the applied load to the surface area of the indentation. 3. The Vickers Hardness Test is a micro-indentation test that uses a diamond pyramid-shaped indenter. It measures the diagonal length of the indentation left on the steel surface and calculates the hardness value based on the applied load. 4. The Knoop Hardness Test, similar to the Vickers test, is a micro-indentation method using a diamond pyramid-shaped indenter. However, instead of measuring the diagonal length of the indentation, it measures the length of the long axis. This test is particularly useful for measuring the hardness of thin steel samples or steel coatings. 5. For non-destructive testing, the Ultrasonic Hardness Test analyzes the propagation of ultrasonic waves through the steel to determine its hardness. The hardness value is determined based on the correlation between the velocity of the waves and the steel's hardness. 6. The Magnetic Hardness Test is another non-destructive testing method that utilizes magnetic properties. It involves applying a magnetic field to the steel and measuring the magnetic response. The hardness value is determined based on the correlation between the magnetic response and the steel's hardness. It's important to consider that each method has its own advantages and limitations. The choice of method depends on factors such as the type of steel, required accuracy, sample size, and available equipment and expertise.

Q: How does special steel contribute to the infrastructure sector?: The construction and maintenance of various structures in the infrastructure sector heavily rely on special steel. This type of steel is widely utilized due to its outstanding strength, durability, and resistance to wear and tear. A significant area where special steel plays a crucial role is in bridge construction. Bridges are constantly exposed to heavy loads, extreme weather conditions, and continuous vibrations, making the use of high-quality steel essential. Special steel, such as high-strength low-alloy (HSLA) steel or weathering steel, provides the required strength and corrosion resistance to ensure the bridges' longevity and safety. Furthermore, special steel is extensively employed in the construction of high-rise buildings and skyscrapers. These structures demand steel that can withstand tremendous loads and offer stability. Special steel grades, including high-strength steel or structural steel, provide the necessary strength-to-weight ratio, allowing architects and engineers to design taller and more robust structures. Apart from its application in construction, special steel also contributes to the infrastructure sector through its usage in manufacturing equipment and machinery for construction and maintenance activities. It is utilized in the production of heavy machinery, cranes, excavators, and other construction equipment, providing the required strength and reliability to withstand the sector's demanding conditions. Additionally, special steel plays a vital role in the development of transportation infrastructure. It is employed in the manufacturing of railway tracks, ensuring their durability and resistance to wear caused by the continuous movement of trains. Moreover, it is used in the production of reinforcing bars for concrete in road construction, offering the necessary strength and stability to withstand heavy traffic loads. In conclusion, special steel's exceptional properties make it an indispensable material in the infrastructure sector. Its strength, durability, and resistance to corrosion significantly contribute to the construction and maintenance of various structures, guaranteeing their longevity, safety, and reliability.

Q: What are the main characteristics of heat-resistant steel?: The main characteristics of heat-resistant steel include high resistance to oxidation, excellent strength at elevated temperatures, good thermal stability, and the ability to maintain its structural integrity even under extreme heat conditions.

Q: What are the different test methods used to evaluate special steel?: Special steel undergoes several test methods to evaluate its quality and performance, ensuring that it meets the required standards and specifications. Commonly employed test methods include: 1. Tensile Testing: This method assesses the steel's ability to withstand tension or pulling forces, determining its ultimate tensile strength, yield strength, and elongation. 2. Hardness Testing: Hardness tests, such as Rockwell or Brinell tests, evaluate the steel's resistance to indentation or scratching, providing insight into its strength and durability. 3. Impact Testing: This test measures the steel's capacity to absorb energy under high-stress conditions. Charpy and Izod tests are frequently used to determine the steel's toughness and resistance to sudden shocks or impacts. 4. Chemical Analysis: Determining the steel's composition, including the percentage of elements like carbon, manganese, and chromium, guarantees that it meets the necessary specifications and standards. 5. Microstructure Evaluation: Microscopic examination of the steel's microstructure reveals crucial information about its grain size, phase distribution, and any potential defects or inclusions. Optical microscopy or electron microscopy techniques are employed for this purpose. 6. Corrosion Testing: Special steel must endure harsh environments or corrosive substances. Various corrosion tests, such as salt spray tests or immersion tests, assess the steel's resistance to corrosion and degradation. 7. Non-Destructive Testing (NDT): NDT methods, including ultrasonic testing, magnetic particle testing, or eddy current testing, detect surface or internal defects without damaging the steel. These tests provide valuable information about the steel's structural integrity. 8. Fatigue Testing: Fatigue tests simulate repetitive loading conditions to evaluate the steel's resistance to cyclic stress, assessing its durability and ability to withstand long-term usage or repetitive loading. Utilizing these diverse test methods, manufacturers and quality control departments can thoroughly assess the mechanical properties, chemical composition, microstructure, and other crucial factors of special steel, ensuring it meets the necessary standards and specifications.

Q: How long does special steel typically last in various applications?: The lifespan of special steel can vary in different applications due to various factors. Special steel is renowned for its remarkable strength, durability, and resistance to corrosion, making it suitable for a wide array of applications. However, the actual lifespan of special steel relies on the specific application, maintenance practices, and environmental conditions it encounters. In general, special steel can endure for several decades, or even longer, when utilized in industries like construction, automotive, aerospace, and manufacturing. For example, in building structures, special steel can remain intact for 50 to 100 years due to its robustness and ability to withstand extreme loads and weather conditions. In automotive applications, special steel components such as engine parts, suspension systems, and body frames can have a lifespan of 15 to 30 years, provided they are well-maintained and not subjected to excessive wear and tear. In the aerospace industry, special steel is commonly utilized in crucial components like turbine blades, landing gears, and fuselage structures. These parts undergo rigorous testing and inspection procedures and are designed to last for decades, typically around 30 to 50 years, before necessitating replacement or refurbishment. In manufacturing processes, special steel tools and dies can last anywhere from a few years to several decades, depending on factors such as the intensity of use, the material being processed, and the maintenance practices employed. Proper lubrication, cooling, and regular maintenance can significantly prolong the lifespan of these tools. It is important to note that the lifespan of special steel can be negatively impacted by factors such as exposure to harsh chemicals, high temperatures, aggressive environments, or inadequate maintenance. Consequently, regular inspections, maintenance, and adherence to recommended usage guidelines are crucial in ensuring the longevity of special steel in various applications.

Q: How are magnesium alloys used in lightweight structures?: Magnesium alloys are used in lightweight structures due to their exceptional strength-to-weight ratio. These alloys offer high strength and stiffness while being significantly lighter than other metals like steel or aluminum. This makes them ideal for applications in sectors such as aerospace, automotive, and sports equipment, where weight reduction is crucial without compromising structural integrity. Additionally, magnesium alloys possess good vibration damping properties, corrosion resistance, and excellent machinability, making them even more advantageous for lightweight structure design.

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