Bs4449 Deformed Steel Bar with All Sizes

Bs4449 Deformed Steel Bar with All Sizes System 1

Bs4449 Deformed Steel Bar with All Sizes System 2

Bs4449 Deformed Steel Bar with All Sizes System 3

Bs4449 Deformed Steel Bar with All Sizes

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 50000 m.t./month

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Bs4449 Deformed Steel Bar with All Sizes

Description of Bs4449 Deformed Steel Bar:

1, Diameter: 5.5mm-10mm rounds reinforcing steel bar

10m- 40 rods reinforcing Bs4449 Deformed Steel Bar

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 Deformed Steel Bar:

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

Product Show of Bs4449 Deformed Steel Bar:

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.

Verified Suppliers Bs4449 Deformed Steel Bar Manufacturer

FAQ:

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:How does special steel perform in high-temperature oxidation resistance?: Special steel is specifically designed to have excellent high-temperature oxidation resistance. It is able to withstand prolonged exposure to high temperatures without undergoing oxidation, ensuring its structural integrity and performance are maintained even in extreme conditions.

Q:How does special steel contribute to reducing product maintenance requirements?: Special steel contributes to reducing product maintenance requirements by providing enhanced strength, durability, and corrosion resistance. Its unique composition and properties make it more resistant to wear, impact, and environmental factors, thereby minimizing the need for frequent repairs or replacements. Additionally, special steel's high temperature resistance and low maintenance characteristics ensure prolonged product lifespan and decreased maintenance costs.

Q:How does special steel contribute to product innovation?: Product innovation is greatly influenced by the use of special steel, which offers various advantages. Firstly, special steel provides superior mechanical properties, including high strength, hardness, and wear resistance. These qualities permit designers and engineers to develop innovative products that can endure higher levels of stress, function in extreme conditions, and have extended lifespans. An excellent illustration of this is the aerospace industry, where special steel is frequently employed to manufacture lightweight yet robust components that enhance fuel efficiency and overall aircraft performance. Furthermore, special steel can be customized to possess specific attributes such as corrosion resistance, heat resistance, or magnetic properties. This enables the creation of groundbreaking products capable of operating in demanding environments like marine structures, power plants, or electronic devices. For instance, in the medical field, special stainless steel alloys are extensively used to produce implants and surgical instruments that are biocompatible, long-lasting, and resilient to rigorous sterilization processes. Additionally, special steel can be fabricated with precise dimensions and tolerances, facilitating intricate and complex designs. This fosters product innovation by allowing the production of intricate components such as gears, bearings, or turbine blades, which necessitate high precision and reliability. These advanced designs have the potential to enhance the efficiency, performance, and overall functionality of various products, ranging from automotive engines to wind turbines. Moreover, the versatility of special steel permits its combination with other materials, such as polymers or composites, to create hybrid products with unique properties. This opens up avenues for innovation in various industries, including automotive, construction, and consumer electronics. For example, special steel-reinforced concrete structures exhibit increased robustness and durability, while special steel-reinforced polymers enhance the strength and impact resistance of lightweight components. In conclusion, special steel contributes significantly to product innovation by offering enhanced mechanical properties, tailored characteristics, precise dimensions, and compatibility with other materials. These capabilities empower designers and engineers to develop innovative products with improved performance, durability, and functionality, thereby driving advancements across diverse industries.

Q:What are the challenges in recycling special steel?: Recycling special steel poses several challenges due to its unique composition and properties. Firstly, special steel is often alloyed with various elements to enhance its strength, durability, and corrosion resistance. These alloys can make the recycling process more difficult and complex compared to recycling common steel. One of the main challenges is the separation of special steel from other metals during the recycling process. Special steel may contain rare and valuable elements such as nickel, chromium, and molybdenum, which are essential for its unique properties. Separating these elements from other metals requires advanced techniques and specialized equipment, increasing the complexity and cost of recycling. Another challenge is the presence of impurities in special steel. These impurities can be introduced during the manufacturing process or through contamination during use. Removing these impurities is crucial to ensure the recycled steel meets the required specifications for its intended applications. However, the high melting point and resistance to purification of some impurities may complicate the recycling process. Furthermore, the physical characteristics of special steel, such as its high hardness and toughness, can make it challenging to handle and process during recycling. Special steel often requires more energy-intensive methods, such as shredding or melting at higher temperatures, which can increase the overall cost and environmental impact of the recycling process. Moreover, the economic viability of recycling special steel can be a challenge. The market demand for special steel may fluctuate, making it difficult for recyclers to ensure a consistent and profitable supply. Additionally, the costs associated with the collection, transportation, sorting, and processing of special steel can be higher compared to common steel, further impacting the economic feasibility of recycling. In conclusion, the challenges in recycling special steel primarily stem from its complex composition, the need for separation from other metals, the presence of impurities, the physical characteristics of the material, and the economic viability of the recycling process. Addressing these challenges requires innovative technologies, efficient separation methods, and a sustainable market demand for recycled special steel.

Q:How is shock-resistant alloy steel used in the production of impact-resistant parts?: Shock-resistant alloy steel is used in the production of impact-resistant parts due to its unique properties that make it highly resistant to deformation and fracture under high impact loads. The alloy steel's composition includes elements such as chromium, nickel, and molybdenum, which enhance its toughness and durability. These properties allow the alloy steel to absorb and disperse the energy generated during impact, effectively protecting the parts from damage. Additionally, the shock-resistant alloy steel's high strength enables it to withstand repeated impacts without losing its structural integrity, making it an ideal material for manufacturing impact-resistant parts used in various industries, including automotive, aerospace, and construction.

Q:Can special steel be used for making surgical instruments?: Yes, special steel can be used for making surgical instruments. Special steel, also known as surgical steel or medical-grade steel, is specifically designed to meet the high standards required for medical and surgical applications. It is highly resistant to corrosion, has excellent strength and durability, and can withstand repeated sterilization processes without losing its properties. Surgical instruments made from special steel are known for their precision, reliability, and ability to maintain a sharp cutting edge. These instruments are essential in various surgical procedures, including but not limited to, cutting, dissecting, manipulating, and suturing tissues. The use of special steel ensures that surgical instruments are safe, hygienic, and suitable for use in medical environments.

Q:What is the significance of alloying elements in special steel?: Alloying elements in special steel play a crucial role in enhancing its properties and performance. These elements, such as chromium, nickel, manganese, and molybdenum, are added to improve characteristics like strength, hardness, corrosion resistance, and heat resistance. The combination and proportion of alloying elements determine the specific properties of the steel, making it suitable for various applications, such as manufacturing aircraft parts, automotive components, or tools. Overall, alloying elements greatly contribute to the versatility and functionality of special steel.

Q:What are the different methods of surface peening for special steel?: Surface peening is a process used to improve the mechanical properties of special steels by inducing compressive stresses on the surface. This technique helps to enhance the fatigue life, resistance to stress corrosion cracking, and overall durability of the material. There are several methods of surface peening that can be employed on special steel, including: 1. Shot Peening: This method involves bombarding the surface of the steel with high-velocity spherical particles, known as shot. The impact of the shot particles creates plastic deformation and induces compressive stresses on the surface. Shot peening is widely used due to its effectiveness in improving fatigue life. 2. Ultrasonic Peening: Ultrasonic peening utilizes high-frequency vibrations to induce compressive stresses on the surface of the steel. The vibrations are applied through a tool that is in contact with the surface, causing plastic deformation and the generation of compressive stresses. 3. Laser Peening: In laser peening, a high-energy laser beam is used to create shockwaves on the surface of the steel. These shockwaves induce plastic deformation and generate compressive stresses. Laser peening is known for its precision and ability to target specific areas of the material. 4. Cavitation Peening: This method involves creating cavitation bubbles in a liquid medium near the surface of the steel. The collapse of these bubbles generates high-intensity shockwaves that induce compressive stresses on the surface. Cavitation peening is particularly useful for irregularly shaped components. 5. Needle Peening: Needle peening is a technique where a bundle of fine needles is repeatedly impacted on the surface of the steel. This process induces plastic deformation and generates compressive stresses. Needle peening is commonly used for localized treatment of small areas. Each of these methods has its advantages and is suitable for specific applications. The selection of the surface peening method depends on factors such as the type of special steel, component geometry, desired improvements, and available equipment. It is important to consider the specific requirements and consult with experts to determine the most appropriate method for surface peening special steel.

Q:How does special steel contribute to the energy generation industry?: The energy generation industry heavily relies on special steel to enhance the efficiency, reliability, and safety of different components and equipment used in power plants. A crucial application of special steel is in the construction of turbine blades and generator rotors, where these parts are exposed to extreme temperatures, pressures, and mechanical stresses. Specifically designed superalloys can withstand these harsh conditions, ensuring the durability and effectiveness of these critical components. By utilizing special steel, power plants can operate at higher temperatures and pressures, ultimately leading to improved energy efficiency and power output. Special steel is also indispensable in the manufacturing of boilers and heat exchangers. These components are exposed to corrosive environments and high temperatures. Stainless steels and other special steel alloys possess excellent corrosion resistance properties, enabling them to endure these challenging conditions in power plant operations. The longevity and dependability of these components are thus ensured, resulting in reduced maintenance costs and downtime. Additionally, special steel is essential in the construction of transmission and distribution infrastructure. Steel cables and conductors are employed to transmit electricity over long distances. Special steel alloys offer the necessary strength and conductivity required for efficient power transmission. Furthermore, steel is used in the construction of support structures such as towers and poles, guaranteeing the stability and reliability of the electrical grid. Moreover, special steel plays a vital role in the production of nuclear energy. Nuclear power plants demand materials that can withstand extreme temperatures, high levels of radiation, and corrosive environments. Special steel alloys, including stainless steels and nickel-based alloys, are specifically engineered to meet these stringent requirements. They provide the necessary strength, radiation resistance, and corrosion resistance, ensuring the safe and efficient operation of nuclear reactors. In conclusion, special steel is an integral component of the energy generation industry. Its unique properties and capabilities contribute significantly to the efficiency, reliability, and safety of various components and equipment used in power plants. By utilizing special steel, power plants can enhance energy efficiency, reduce maintenance costs, and ensure the longevity and performance of critical infrastructure. Ultimately, this supports the sustainable and dependable generation of electricity.

Q:How is high-speed tool steel used in the manufacturing of drills and taps?: High-speed tool steel is used in the manufacturing of drills and taps because of its exceptional hardness, wear resistance, and heat resistance properties. This type of steel allows drills and taps to withstand high temperatures and friction, ensuring their durability and longevity. Additionally, high-speed tool steel enables these cutting tools to maintain their sharpness for longer periods, resulting in increased efficiency and precision during drilling and tapping operations.

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