HRB 400 Steel Rebar, Deformed Steel Bar
- Ref Price:
-
- 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:
Deformed Steel
Shape:
Steel Round Bar
HRB 400 Steel Rebar, Deformed Steel Bar
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
deformed steel bar steel rebar Chemical components (%)
| Grade | C | Si | Mn | P | S | Ceq |
| HRB335 | 0.25 | 0.8 | 1.6 | 0.45 | 0.45 | 0.52 |
| HRB400 | 0.25 | 0.8 | 1.6 | 0.45 | 0.45 | 0.55 |
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- Q:What are the main applications of special steel in the oil and gas equipment?
- Special steel is widely used in the oil and gas equipment industry primarily for its exceptional strength, corrosion resistance, and ability to withstand high temperatures and pressure. It is extensively used in the production of drilling tools, pipelines, valves, and other critical components that are required to operate in harsh and demanding environments. The main applications of special steel in this industry include drill bits, wellhead equipment, subsea equipment, and offshore platforms, all of which rely on the superior properties of special steel to ensure safe and efficient operations in the oil and gas sector.
- Q:What are the advantages of using special steel in aerospace applications?
- There are numerous advantages to using special steel in aerospace applications. Firstly, special steel possesses high strength and excellent mechanical properties, making it ideal for withstanding extreme conditions encountered in the aerospace industry. It has the ability to withstand high temperatures, pressures, and vibrations, ensuring the safety and reliability of aircraft components. Secondly, special steel offers exceptional corrosion resistance, which is crucial in aerospace applications. Aircraft are exposed to harsh environments, including moisture, atmospheric gases, and various chemicals. Special steel's resistance to corrosion helps prevent degradation and maintains the structural integrity of the aircraft, reducing the need for frequent maintenance and repair. Additionally, special steel has excellent fatigue resistance, meaning it can endure repeated loading cycles without compromising its structural integrity. This property is particularly important in aerospace applications, where components are subjected to cyclic loading due to takeoffs, landings, and turbulence. By using special steel, the risk of fatigue failure is significantly reduced, ensuring the longevity and safety of the aircraft. Furthermore, special steel offers good weldability and formability, allowing for the production of complex and intricate aerospace components. This flexibility in manufacturing processes allows for customization and optimization of designs, resulting in lightweight yet robust structures. The use of special steel in aerospace applications contributes to the overall weight reduction of aircraft, leading to improved fuel efficiency and increased payload capacity. In conclusion, the advantages of using special steel in aerospace applications are its high strength, excellent mechanical properties, corrosion resistance, fatigue resistance, weldability, and formability. These properties make it an ideal material for withstanding the demanding conditions experienced in the aerospace industry, ensuring the safety, reliability, and efficiency of aircraft.
- Q:How does special steel contribute to the automotive fuel efficiency?
- Special steel contributes to automotive fuel efficiency in several ways. Firstly, special steel is often used in the construction of lighter and stronger components such as the chassis, body panels, and engine parts. This reduces the overall weight of the vehicle, leading to improved fuel economy. Secondly, special steel can be used in the manufacturing of components like exhaust systems, which are designed to reduce emissions and improve fuel efficiency. Additionally, special steel can also be utilized in the production of more efficient engine designs, such as turbochargers, which enhance the power output while minimizing fuel consumption. Overall, the use of special steel in the automotive industry plays a crucial role in enhancing fuel efficiency and reducing environmental impact.
- Q:How does special steel contribute to improving product performance?
- Special steel contributes to improving product performance in several ways. Firstly, special steel is known for its superior strength and durability, which enhances the overall performance and longevity of the product. This is particularly important in industries such as automotive, aerospace, and construction, where high-performance materials are required to withstand extreme conditions and heavy loads. Additionally, special steel offers excellent corrosion resistance, allowing products to maintain their structural integrity and aesthetic appeal over time. Furthermore, special steel can be tailored to specific requirements, enabling manufacturers to create products with optimized characteristics such as increased hardness, toughness, or heat resistance. Overall, the use of special steel in manufacturing processes significantly enhances product performance and ensures the delivery of high-quality, reliable, and long-lasting goods.
- Q:How does special steel contribute to the chemical resistance of products?
- Special steel contributes to the chemical resistance of products by offering enhanced corrosion resistance properties due to its unique composition and manufacturing process. It contains alloying elements such as chromium and nickel, which form a protective oxide layer on the surface that prevents the steel from reacting with corrosive substances. This makes special steel highly resistant to acids, alkalis, and other chemicals, ensuring the longevity and reliability of products in various industries.
- Q:How does special steel perform in high-temperature oxidation?
- Special steel performs well in high-temperature oxidation due to its enhanced resistance to heat and corrosion. It exhibits superior strength and stability, retaining its mechanical properties even at elevated temperatures. Additionally, the presence of alloying elements like chromium, nickel, and molybdenum in special steel forms a protective oxide layer that prevents further oxidation. This makes special steel an ideal choice for applications requiring resistance to high-temperature oxidation, such as in aerospace, power generation, and chemical industries.
- Q:How does special steel contribute to the aerospace defense industry?
- Special steel plays a crucial role in the aerospace defense industry by providing the necessary strength, durability, and resistance to extreme conditions that are required for various applications in aircraft and defense systems. One of the key contributions of special steel in this industry is its ability to withstand high temperatures and pressures. In aircraft engines, for example, special steel alloys are used to manufacture turbine blades and other components that are constantly exposed to extremely hot gases. These alloys have excellent heat resistance properties, allowing them to retain their strength and structural integrity even in such demanding conditions. Additionally, special steel is also highly resistant to corrosion and erosion, making it ideal for aerospace applications. Aircraft and defense systems often operate in harsh environments, including exposure to saltwater, moisture, and other corrosive elements. Special steel alloys, such as stainless steel, are used to prevent rusting and corrosion, ensuring the longevity and reliability of critical components. Moreover, special steel is used in the manufacturing of armor plates and ballistic protection systems for military vehicles and aircraft. Its high tensile strength and impact resistance make it an essential material for these applications, providing enhanced protection to military personnel and assets. Furthermore, special steel is utilized in the production of landing gears, wing components, and airframe structures. These components must withstand tremendous forces and stresses during takeoff, landing, and flight, making the strength and durability of special steel crucial for the safety and performance of aerospace systems. In summary, special steel significantly contributes to the aerospace defense industry by providing the necessary strength, durability, and resistance to extreme conditions required for various applications. Its ability to withstand high temperatures and pressures, resistance to corrosion and erosion, and high tensile strength make it an indispensable material in the manufacturing of aircraft engines, armor plates, ballistic protection systems, and other critical components.
- Q:What are the different types of special steel coatings?
- There are several different types of special steel coatings that are used to enhance the properties and performance of steel. Some of the most common types include: 1. Galvanized Coatings: This type of coating involves the application of a layer of zinc to the steel surface. Galvanized coatings provide excellent corrosion resistance, making them suitable for outdoor applications and structures exposed to harsh environments. 2. Epoxy Coatings: Epoxy coatings are known for their exceptional durability and chemical resistance. They are often used to protect steel from corrosion, abrasion, and chemical exposure. Epoxy coatings can be applied as single or multi-layer systems, enhancing the steel's lifespan and performance. 3. Powder Coatings: Powder coatings are a type of dry coating that is applied electrostatically and then cured under heat. They offer excellent protection against corrosion, impact, and UV damage. Powder coatings are available in a wide range of colors and finishes, making them a popular choice for aesthetic purposes as well. 4. Thermal Spray Coatings: These coatings involve the application of molten particles onto the steel surface using a thermal spray gun. The most common types of thermal spray coatings for steel are ceramic coatings, which provide enhanced wear resistance, thermal insulation, and corrosion protection. 5. PVD Coatings: Physical Vapor Deposition (PVD) coatings involve the deposition of thin layers of metallic or ceramic materials onto the steel surface through a vaporization process. PVD coatings provide improved hardness, wear resistance, and low friction properties to the steel. 6. Organic Coatings: Organic coatings, such as polyurethane or acrylic coatings, offer protection against corrosion, UV damage, and chemical exposure. These coatings are commonly used in architectural applications, automotive parts, and industrial equipment. 7. Chrome Plating: Chrome plating involves the deposition of a layer of chromium onto the steel surface. This coating provides excellent corrosion resistance, hardness, and a decorative finish. Chrome plating is often used in automotive applications and for decorative purposes. It is essential to select the appropriate type of special steel coating based on the specific requirements of the steel component or structure, including the level of corrosion resistance, durability, aesthetics, and environmental factors.
- Q:What are the different corrosion-resistant coatings for special steel?
- There are several different corrosion-resistant coatings available for special steel, each with their own unique properties and advantages. Some of the most common ones include: 1. Zinc Coating: Zinc coatings, such as galvanizing, are widely used to protect special steel from corrosion. The zinc layer acts as a sacrificial barrier, preventing the steel from coming into contact with corrosive elements. 2. Epoxy Coating: Epoxy coatings are a popular choice for corrosion protection due to their excellent adhesion, chemical resistance, and durability. They form a strong barrier that shields the special steel from moisture, chemicals, and other corrosive agents. 3. Polyurethane Coating: Polyurethane coatings provide exceptional resistance to abrasion, chemicals, and weathering. They are often used in harsh environments where the special steel is exposed to extreme conditions, such as offshore or marine applications. 4. Ceramic Coating: Ceramic coatings offer high-temperature resistance and excellent corrosion protection. They are commonly used in industries like aerospace and automotive, where the special steel needs to withstand extreme temperatures and corrosive environments. 5. Metal Coating: Metal coatings, such as nickel or chromium, are often applied to special steel to enhance its corrosion resistance. These coatings create a protective layer that prevents the steel from corroding by acting as a physical barrier. 6. Powder Coating: Powder coatings are applied electrostatically and then cured under heat, forming a hard and durable protective layer. They offer excellent corrosion resistance and can be customized in terms of color and texture. It is important to select the appropriate corrosion-resistant coating based on the specific requirements of the special steel and the environment in which it will be used. Factors such as temperature, exposure to chemicals or moisture, and the desired lifespan of the coating should all be considered when choosing the right coating.
- Q:How is high-strength tool steel used in the production of heavy-duty tools?
- High-strength tool steel is used in the production of heavy-duty tools due to its exceptional hardness, toughness, and wear resistance properties. Its high strength allows heavy-duty tools to withstand intense forces and impacts without deforming or breaking. Additionally, the superior wear resistance of tool steel ensures that the tools retain their sharpness and cutting edge for extended periods, making them ideal for demanding applications such as machining, drilling, and shaping hard materials. Overall, the use of high-strength tool steel enhances the durability and performance of heavy-duty tools, enabling them to withstand rigorous use and provide reliable results.
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HRB 400 Steel Rebar, Deformed Steel Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 1000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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