Bs4449 500B Reinforcing Steel Rebar
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 140 m.t.
- Supply Capability:
- 500000 m.t./month
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Specification
Bs4449 500B Reinforcing Steel Rebar
Description of Bs4449 500B Reinforcing Steel Rebar
1, Diameter: 5.5mm-10mm Bs4449 500B Reinforcing Steel Rebar
10m- 40mm Bs4449 500B Reinforcing Steel Rebar
2, Length: 6m, 9m, 12m or customized
3, Standard: GB, ASTM, AISI, SAE, DIN, JIS, EN
OEM technology - send detailed technical parameters for accurate quotation.
2, Produce Process: smelt iron - EAF smelt billet - ESR smelt billet -
hot rolled or forged to get the steel round bar and plate
3, Heat Treatment: annealing, normalizing, tempering, quenching
4, Surface Treatment: Black
5, Quality Assurance: We accept third party inspection for all orders.
You can ask testing organizations such as SGS, BV, etc. to test our products before shipping.
Chemical Composition of Bs4449 500B Reinforcing Steel Rebar
Grade | Technical data of the original chemical composition(%) | |||||
Reinforcing steel bar HRB335 | C | Mn | Si | S | P | B |
≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | >0.0008 | |
Physics Capability | ||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation(%) | ||||
≥ 335 | ≥490 | ≥16 | ||||
Reinforcing steel bar HRB400 | C | Mn | Si | S | P | B |
≤0.25 | ≤0.16 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physics Capability | ||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation(%) | ||||
≥ 400 | ≥ 570 | ≥ 14 |
Products Show of Bs4449 500B Reinforcing Steel Rebar
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: What are the different methods of surface texturing for special steel?
- Some of the different methods of surface texturing for special steel include shot blasting, etching, electrochemical etching, laser texturing, and milling. These methods are used to create various patterns, textures, or finishes on the surface of the steel, which can enhance its appearance, improve its performance, or provide better adhesion for coatings.
- Q: How does special steel perform in high-speed machining operations?
- Special steel is designed with high-speed machining operations in mind, as it possesses unique properties that make it perfect for cutting, drilling, and shaping at high speeds. To begin with, special steel boasts excellent thermal conductivity, enabling it to effectively dissipate heat generated during machining. This is crucial in high-speed operations, as excessive heat can result in tool wear and deformation. By efficiently transferring heat away from the cutting edge, special steel helps prolong tool lifespan and maintain dimensional accuracy. Additionally, special steel exhibits high hardness and strength, enabling it to withstand the intense forces and pressures encountered during high-speed machining. This allows it to retain its shape and integrity, reducing the likelihood of tool breakage or deformation. Furthermore, its strength ensures that the machined parts possess exceptional durability and resistance to wear. Moreover, special steel demonstrates good machinability, making it easy to cut and shape with minimal effort. Its composition and microstructure are optimized for efficient chip formation and removal, ensuring smooth operations and minimizing the risk of chip clogging or tool jamming. Furthermore, special steel often contains alloying elements like chromium, molybdenum, and vanadium, which enhance its resistance to corrosion and wear. This is particularly important in high-speed machining, where the cutting tools and workpiece are in constant contact. The improved corrosion and wear resistance of special steel contribute to longer tool lifespan and improved surface finish. In summary, special steel is engineered specifically to excel in high-speed machining operations. Its thermal conductivity, hardness, strength, machinability, and resistance to corrosion and wear make it the preferred choice for applications that demand fast and precise metal removal.
- Q: What are the different methods of surface etching for special steel?
- There are several different methods of surface etching that can be used for special steel. These methods include: 1. Chemical etching: Chemical etching involves the use of various acids or other chemical solutions to selectively remove material from the surface of the steel. This method allows for precise control over the etching process and can create highly detailed patterns or designs on the steel surface. 2. Electrochemical etching: Electrochemical etching uses an electrical current to etch the surface of the steel. This method can be particularly effective for creating deep, uniform etches and is often used for marking or labeling purposes. 3. Laser etching: Laser etching involves the use of a high-powered laser to remove material from the steel surface. This method is highly precise and can create very intricate designs or markings. Laser etching is commonly used for branding or decorative purposes. 4. Mechanical etching: Mechanical etching utilizes physical abrasion to remove material from the steel surface. This can be done manually using tools such as sandpaper or brushes, or with the help of machinery like a sandblaster. Mechanical etching is often used to create a textured or roughened surface. 5. Plasma etching: Plasma etching involves the use of a high-energy plasma to remove material from the steel surface. This method is particularly useful for creating very fine, shallow etches and is commonly used in microfabrication or semiconductor manufacturing. Each of these methods has its own advantages and limitations, and the choice of which method to use will depend on factors such as the desired outcome, the type of special steel being etched, and the available equipment and resources.
- Q: Can special steel be used in marine applications?
- Yes, special steel can be used in marine applications. Special steel, also known as marine grade steel, is specifically designed to withstand the harsh conditions of marine environments. It possesses qualities such as high corrosion resistance, increased strength, and durability, making it suitable for various marine applications. Special steel is commonly used in the construction of ships, offshore structures, and marine equipment. Its ability to resist corrosion from saltwater, chemicals, and other environmental factors makes it an ideal choice for marine applications. Furthermore, special steel is also used in the production of propellers, shafts, and other components that require high tensile strength and resistance to fatigue. Overall, special steel is a reliable and effective material for marine applications due to its unique properties and ability to withstand the challenges posed by the marine environment.
- Q: What are the future prospects for the special steel industry?
- The future prospects for the special steel industry are promising. With advancements in technology, increasing demand for high-performance materials in various sectors such as automotive, aerospace, and construction, the special steel industry is expected to witness steady growth. Additionally, the shift towards sustainable and lightweight materials in industries like renewable energy and electric vehicles presents new opportunities for the special steel industry. However, the industry may face challenges in terms of environmental regulations and competition from alternative materials. Overall, the future outlook for the special steel industry looks favorable, driven by technological advancements and evolving market demands.
- Q: What are the main alloying elements used in special steel?
- The main alloying elements used in special steel can vary depending on the specific type of special steel, but common alloying elements include chromium, nickel, molybdenum, vanadium, and tungsten. These elements are added to enhance the steel's properties such as corrosion resistance, strength, hardness, and heat resistance.
- Q: What are the common grades of special steel?
- The specific application and desired properties determine the varying common grades of special steel. Some frequently utilized grades are: 1. Stainless steel, an alloy resistant to corrosion containing a minimum of 10.5% chromium. Grades like 304, 316, and 410 possess exceptional corrosion resistance, high strength, and good formability, making them prevalent in various industries. 2. Tool steel, specifically designed for toolmaking, renowned for its high hardness, wear resistance, and toughness. Common grades such as D2, A2, O1, and S7 possess specific properties suitable for diverse applications. 3. High-speed steel (HSS), a type of tool steel retaining its hardness and cutting ability even at high temperatures. It frequently finds use in cutting tools like drills, end mills, and taps. M2, M35, and M42 are a few well-known HSS grades. 4. Alloy steel, made by incorporating different alloying elements to enhance specific properties. Grades like 4140, 4340, and 8620, known for their high strength, toughness, and wear resistance, are commonly utilized in industries such as automotive, aerospace, and machinery. 5. Spring steel, renowned for its ability to restore its original shape after bending or twisting. Grades like 1095 and 5160 are commonly employed in the manufacturing of springs, suspension components, and hand tools. These examples merely scratch the surface of the numerous available grades of special steel, each possessing unique properties and applications. It is vital to select the appropriate grade based on the specific requirements of the intended usage.
- Q: What are the properties of nitriding steel?
- Nitriding steel is a process in which the surface of the steel is hardened and enhanced by introducing nitrogen into its structure. The properties of nitriding steel include increased surface hardness, improved wear resistance, enhanced fatigue strength, and greater corrosion resistance. Additionally, nitriding steel exhibits a low coefficient of friction, excellent dimensional stability, and increased resistance to heat and oxidation.
- Q: What are the advantages of using special steel over other materials?
- There are several advantages of using special steel over other materials. Firstly, special steel offers superior strength and durability, making it ideal for applications that require high load-bearing capacity or resistance to wear and tear. Secondly, special steel has excellent corrosion resistance properties, which is particularly important for industries such as construction, automotive, and marine. Additionally, special steel can be easily customized and shaped to meet specific design requirements, providing flexibility in manufacturing processes. Lastly, special steel often exhibits high heat resistance and excellent mechanical properties, making it suitable for demanding environments and critical applications.
- Q: How is special steel used in the aerospace sector?
- Special steel is extensively used in the aerospace sector due to its unique properties that make it suitable for various applications. One of the primary uses of special steel in the aerospace industry is for manufacturing aircraft engine components. These components, such as turbine blades, shafts, and casings, are subjected to extremely high temperatures, pressures, and stresses. Special steel, with its excellent heat resistance, high strength, and superior mechanical properties, enables these engine parts to withstand such harsh conditions, ensuring optimal performance and safety. Moreover, special steel is also utilized in the construction of aircraft structures, including wings, fuselage, landing gears, and other critical components. These structures need to be lightweight, yet strong enough to withstand the forces experienced during flight. Special steel alloys, such as stainless steel, are used to achieve this balance by providing excellent strength-to-weight ratios and corrosion resistance. Additionally, special steel finds application in aerospace fasteners, such as bolts, nuts, and screws. These fasteners must have exceptional strength and durability to ensure the structural integrity of the aircraft. Special steel alloys, like titanium alloys, are commonly used in this regard due to their lightweight nature, high strength, and resistance to corrosion. Furthermore, special steel is utilized in the production of aerospace tooling and equipment. These tools, such as molds, dies, jigs, and fixtures, need to be robust, wear-resistant, and capable of withstanding high temperatures and pressures during manufacturing processes. Special steel, with its excellent hardness, toughness, and heat resistance, makes it ideal for such applications. In summary, special steel plays a critical role in the aerospace sector by providing the necessary properties required for aircraft engine components, structures, fasteners, and tooling. Its unique characteristics of high strength, heat resistance, lightweight, and corrosion resistance make it an indispensable material in the production of reliable and high-performance aerospace systems.
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Bs4449 500B Reinforcing Steel Rebar
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 140 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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