• Cold Drawn Hexagonal Steel Bar 4140 5140 System 1
  • Cold Drawn Hexagonal Steel Bar 4140 5140 System 2
  • Cold Drawn Hexagonal Steel Bar 4140 5140 System 3
Cold Drawn Hexagonal Steel Bar 4140 5140

Cold Drawn Hexagonal Steel Bar 4140 5140

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
1000 m.t./month

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Specification

Type:
Alloy Steel
Shape:
Steel Round Bar

Cold drawn hexagonal Steel Bar 4140 5140 

Product information

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

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 detail

Cold Drawn Hexagonal Steel Bar 4140 5140 

 Product show

Cold Drawn Hexagonal Steel Bar 4140 5140

 

Work shop

 Cold Drawn Hexagonal Steel Bar 4140 5140

 

Our Services

* Welcome to contact us with your detailed inquiry, you will be replied within 24 hours.

* You are promised to obtain the best quality, price and service.

* We'd like to provide samples for your confirm.

 

Q:How does special steel contribute to reducing product rejection rates?
Special steel contributes to reducing product rejection rates by providing superior strength, durability, and resistance to corrosion. This ensures that the manufactured products meet the required specifications and perform optimally, reducing the likelihood of rejection due to quality issues. Additionally, special steel's precise composition and enhanced mechanical properties enable more accurate and consistent manufacturing processes, minimizing variations and defects that could lead to product rejection.
Q:What are the future trends in special steel manufacturing?
The future trends in special steel manufacturing are likely to focus on advancements in technology, sustainability, and the development of new alloys. Firstly, technology will play a significant role in shaping the future of special steel manufacturing. Automation and robotics are expected to be increasingly integrated into the production process, leading to improved efficiency, precision, and reduced labor costs. This will also allow for better quality control and the ability to produce more complex and customized steel products. Secondly, sustainability will be a key focus in special steel manufacturing. As the world becomes more environmentally conscious, companies are seeking ways to reduce their carbon footprint. This includes employing cleaner production methods, such as using renewable energy sources and implementing recycling programs to minimize waste. Additionally, there will likely be a shift towards developing greener alloys with reduced environmental impact. Furthermore, the development of new alloys will be crucial in meeting the evolving needs of various industries. With advancements in material science, special steel manufacturers will be able to create alloys with enhanced properties, such as increased strength, durability, corrosion resistance, and heat resistance. These new alloys will cater to the growing demand for high-performance materials in sectors like aerospace, automotive, energy, and construction. Moreover, the future of special steel manufacturing is also likely to be influenced by the increasing demand for lightweight materials. As industries strive to improve fuel efficiency and reduce emissions, there will be a need for special steel alloys that offer high strength-to-weight ratios. This will drive research and development efforts towards creating lighter yet stronger steel products. In conclusion, the future trends in special steel manufacturing will revolve around technological advancements, sustainability, and the development of new alloys. These trends will shape the industry, bringing about increased automation, cleaner production methods, and the creation of innovative alloys to meet the changing needs of various sectors.
Q:How is special steel used in the aerospace sector?
The aerospace sector heavily relies on special steel due to its distinctive properties, which make it suitable for various applications. One primary application in the aerospace industry involves using special steel to manufacture aircraft engine components. Turbine blades, shafts, and casings, which are exposed to extreme temperatures, pressures, and stresses, benefit from special steel's exceptional heat resistance, high strength, and superior mechanical properties. These qualities enable the engine parts to endure harsh conditions, ensuring optimal performance and safety. Special steel is also used in constructing aircraft structures like wings, fuselage, landing gears, and critical components. These structures must be lightweight yet strong enough to withstand flight forces. Special steel alloys, particularly stainless steel, strike a balance by providing excellent strength-to-weight ratios and corrosion resistance. Furthermore, aerospace fasteners, including bolts, nuts, and screws, rely on special steel's exceptional strength and durability to maintain the aircraft's structural integrity. Titanium alloys, known for their lightweight nature, high strength, and corrosion resistance, are frequently employed for this purpose. Additionally, special steel finds application in aerospace tooling and equipment production. Molds, dies, jigs, and fixtures used during manufacturing processes require materials that are robust, wear-resistant, and capable of withstanding high temperatures and pressures. Special steel, with its outstanding hardness, toughness, and heat resistance, proves to be ideal for these applications. In conclusion, special steel is indispensable in the aerospace sector as it provides the necessary properties for aircraft engine components, structures, fasteners, and tooling. Its unique characteristics, including high strength, heat resistance, lightweight, and corrosion resistance, contribute to the production of reliable and high-performance aerospace systems.
Q:What are the safety benefits of using special steel?
Several safety benefits can be obtained in various applications by using special steel. One of the key advantages lies in its superior strength and durability when compared to traditional steel. Special steel is often specifically designed to withstand extreme conditions, such as high temperatures or corrosive environments, making it highly suitable for industries like aerospace, automotive, and oil and gas. The enhanced strength of special steel allows for the construction of structures that are safer and more reliable. It can bear heavy loads, thus reducing the risk of structural failures or collapses. This is particularly crucial in industries where the utmost importance is placed on the safety of workers, equipment, and the general public. Resistance to corrosion is another safety benefit of special steel. Corrosion has the potential to weaken structures and compromise their safety. Special steel is frequently alloyed with elements like chromium, nickel, or molybdenum, which provide excellent resistance to corrosion. This makes it suitable for applications in marine environments, chemical processing plants, or any setting where exposure to moisture or chemicals is a concern. Special steel is also renowned for its ability to maintain its mechanical properties at high temperatures. This makes it an excellent choice for applications where resistance to heat is crucial, such as in the construction of fire-resistant structures or in the manufacturing of industrial ovens and furnaces. By utilizing special steel in these applications, the risk of structural failure or fire-related accidents can be significantly reduced. Furthermore, special steel can offer improved resistance to fatigue, which is of utmost importance in applications subject to cyclic loading or vibration. Fatigue failure can occur when a material experiences repeated stress over time, resulting in cracks and eventual failure. Special steel can be engineered to possess excellent fatigue properties, thereby reducing the likelihood of unexpected failures and enhancing the overall safety of structures or equipment. In conclusion, the safety benefits of using special steel encompass enhanced strength, durability, resistance to corrosion, resistance to heat, and resistance to fatigue. These properties establish special steel as a reliable choice for industries where safety is a primary concern, ensuring the protection of workers, equipment, and the general public.
Q:How does special steel perform in terms of electrical conductivity?
Special steel generally has poor electrical conductivity compared to other metals such as copper or aluminum. However, its electrical conductivity can be improved through specific alloying elements and heat treatments.
Q:What are the different wear-resistant grades of special steel?
In the market, one can find various grades of special steel that are resistant to wear. Each grade has its own unique properties and applications. Some commonly used grades include: 1. D2 Steel: This grade is known for its high resistance to wear and its exceptional toughness. It is often utilized in the manufacturing of cutting tools, punches, and dies. 2. M2 Steel: M2 steel is a type of high-speed steel that exhibits remarkable resistance to wear and heat. It is commonly employed in the production of drill bits, milling cutters, and other tools that require high hardness and wear resistance. 3. A2 Steel: A2 steel is a versatile grade known for its excellent resistance to wear and toughness. It is frequently utilized in the manufacturing of cold work tools, such as blanking dies and gauges. 4. O1 Steel: O1 steel is an oil-hardening tool steel that possesses good wear resistance and dimensional stability. It is commonly used in the production of blades, punches, and other cutting tools. 5. S7 Steel: S7 steel is a grade that is highly resistant to shock and wear. It is often employed in the manufacturing of chisels, shear blades, and other tools that require resistance to impact and wear. 6. AR400 Steel: AR400 steel is a specific type of abrasion-resistant steel that has a hardness of approximately 400 Brinell. It is frequently utilized in heavy-duty applications such as mining equipment, bulldozer blades, and dump truck bodies. These examples merely scratch the surface of the various wear-resistant grades of special steel available in the market. The choice of grade depends on the specific requirements of the application, including the type and intensity of wear, operating conditions, and desired hardness. Seeking advice from a steel supplier or expert can aid in selecting the most suitable grade for a particular application.
Q:How is HSLA steel used in the construction industry?
HSLA steel, or High-Strength Low-Alloy steel, is widely used in the construction industry due to its superior strength and durability. It is commonly utilized in the construction of bridges, buildings, and other infrastructure projects. HSLA steel's high tensile strength allows for the creation of lighter and more efficient structures, reducing material costs and environmental impact. Additionally, its resistance to corrosion and atmospheric conditions makes it suitable for outdoor applications, ensuring the longevity of the constructed assets.
Q:What are the specific requirements for special steel used in the power transmission industry?
The specific requirements for special steel used in the power transmission industry are related to its durability, strength, and resistance to various environmental factors. These requirements are crucial as power transmission equipment operates under high loads, extreme temperatures, and corrosive conditions. Here are some specific requirements for special steel in the power transmission industry: 1. High Strength: Special steel used in power transmission must possess high strength to withstand the mechanical stresses and loads imposed by the power transmission equipment. This ensures that the steel can effectively carry the weight and resist deformation or failure. 2. Hardness: Special steel needs to have sufficient hardness to resist wear and abrasion. Power transmission equipment often involves moving parts that experience constant friction and contact, so the steel must be able to withstand these forces without wearing down quickly. 3. Corrosion Resistance: The steel used in power transmission should have excellent resistance to corrosion and rusting. Power transmission equipment is frequently exposed to moisture, chemicals, and other corrosive substances, so the steel must be able to withstand these conditions without deteriorating or losing its structural integrity. 4. Heat Resistance: Power transmission equipment operates at high temperatures, especially in cases of power generation and distribution. Therefore, special steel used in this industry must possess high heat resistance to prevent deformation, loss of strength, or failure under extreme thermal conditions. 5. Electrical Conductivity: Some power transmission components require steel with good electrical conductivity to ensure efficient transmission of electricity. Steel used for conductive purposes must have low resistance to electrical flow, allowing for minimal power loss during transmission. 6. Fatigue Resistance: Special steel used in the power transmission industry should have excellent fatigue resistance properties. This means that the steel can withstand repeated cycles of stress and strain without cracking or breaking, thereby ensuring its long-term reliability and durability. 7. Dimensional Stability: The steel used in power transmission must maintain its dimensional stability over time. This ensures that the equipment maintains its intended design and functionality, even under different operating conditions. In conclusion, the specific requirements for special steel used in the power transmission industry include high strength, hardness, corrosion resistance, heat resistance, electrical conductivity, fatigue resistance, and dimensional stability. These requirements ensure that the steel can withstand the demanding operational conditions and provide reliable and efficient power transmission.
Q:How does stainless steel contribute to the production of medical implants?
Stainless steel contributes to the production of medical implants primarily due to its exceptional properties such as corrosion resistance, high strength, biocompatibility, and ease of sterilization. These qualities make stainless steel an ideal material for manufacturing various medical implants like joint replacements, bone plates, screws, and dental implants.
Q:How is shock-resistant steel used in the production of impact tools?
Shock-resistant steel is used in the production of impact tools because it has enhanced toughness and can withstand the high impact forces generated during use. This steel is specifically engineered to absorb and distribute the shock and vibrations produced when the tool strikes an object, reducing the risk of breakage and increasing the tool's overall lifespan.

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