Reinforcing Bars Hot Rolled Steel Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 110 m.t.
- Supply Capability:
- 500000 m.t./month
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Specification
Reinforcing Bars Hot Rolled Steel Bar
Description of Reinforcing Bars Hot Rolled Steel Bar
1, Diameter: 5.5mm-10mm Reinforcing Bars Hot Rolled Steel Bar
10m- 40mm Reinforcing Bars Hot Rolled 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 Reinforcing Bars Hot Rolled 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 | ||||
Products Show of Reinforcing Bars Hot Rolled 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.
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 coating techniques for special steel parts?
- There are several coating techniques that can be used for special steel parts, depending on the specific requirements and desired properties. Here are some of the commonly used coating techniques: 1. Electroplating: This technique involves depositing a layer of metal onto the surface of the steel part through an electrochemical process. It provides excellent corrosion resistance and can also enhance the appearance of the part. 2. Thermal spraying: This technique involves melting or heating a coating material and spraying it onto the steel surface. It can be done using various methods such as flame spraying, plasma spraying, or arc spraying. Thermal spraying is commonly used to provide wear resistance, thermal insulation, or to restore damaged parts. 3. PVD (Physical Vapor Deposition): PVD is a vacuum coating technique where a thin film is deposited onto the steel surface. This method offers a wide range of coatings, including decorative finishes, hard coatings for wear resistance, and low-friction coatings. 4. DLC (Diamond-Like Carbon) coating: DLC is a type of PVD coating that provides a thin layer of carbon-based material with properties similar to diamond. It offers excellent hardness, low friction, and high wear resistance, making it suitable for applications where durability and performance are crucial. 5. Powder coating: Powder coating involves applying a dry powder to the steel part and then curing it through heat or ultraviolet light. This technique provides a durable and attractive finish, offering excellent corrosion resistance and protection against impact and abrasion. 6. Chemical conversion coating: This technique involves treating the steel surface with a chemical solution that forms a protective layer on the surface. Common types of chemical conversion coatings include phosphating, chromating, and anodizing. These coatings improve corrosion resistance, paint adhesion, and can also provide electrical conductivity. It is essential to choose the appropriate coating technique based on factors such as the desired properties, environmental conditions, cost-effectiveness, and the specific application requirements for special steel parts.
- Q: How does special steel contribute to the manufacturing of oil and gas equipment?
- Special steel plays a vital role in the manufacturing of oil and gas equipment by offering exceptional strength, corrosion resistance, and high-temperature stability. This type of steel is specifically designed to withstand the harsh and challenging conditions encountered in the oil and gas industry, such as extreme temperatures, pressure, and corrosive environments. It is used to construct various components of equipment like pipes, valves, fittings, drilling tools, and offshore platforms. Special steel's superior properties ensure the reliability, durability, and safety of oil and gas equipment, enabling efficient operations in this critical sector.
- Q: How is case-hardening steel used in the production of gears and shafts?
- Case-hardening steel is used in the production of gears and shafts to enhance their surface hardness and wear resistance while maintaining a tough and ductile core. This process involves heating the steel in a carbon-rich environment, which diffuses carbon into the surface layer of the material. Once cooled, the steel develops a hardened outer layer, known as the case, while the core remains relatively soft. This ensures that gears and shafts can withstand the high stress and friction encountered during operation, increasing their durability and longevity.
- Q: What are the advantages of using special steel in various industries?
- There are several advantages of using special steel in various industries. Firstly, special steel possesses excellent strength and durability, making it suitable for applications that require high mechanical performance and resistance to wear and tear. Secondly, special steel offers superior corrosion resistance, which is crucial in industries exposed to harsh environments or corrosive substances. Additionally, special steel can be easily manipulated and molded into different shapes, enabling manufacturers to create complex and customized components. Lastly, special steel can withstand extreme temperatures, making it ideal for industries such as aerospace and automotive that operate in demanding conditions. Overall, the advantages of special steel contribute to improved product performance, longer lifespan, and increased operational efficiency in various industries.
- Q: What are the properties of case-hardening steel?
- Case-hardening steel is a type of steel that possesses surface hardness and wear resistance while maintaining a relatively soft and tough interior. It is achieved by introducing carbon into the outer layer of the steel through a process called carburization, which forms a hardened case. The core of the steel remains relatively softer, providing toughness and resistance to impact. This combination of properties makes case-hardening steel ideal for applications requiring a hard and durable outer surface, such as gears, bearings, and tools.
- Q: What are the main applications of special steel in the automotive electrical systems?
- Special steel is commonly used in automotive electrical systems for various applications, including the production of electrical connectors, terminals, and other components. These materials offer excellent conductivity, corrosion resistance, and high temperature stability, ensuring reliable and efficient performance in demanding environments. Additionally, special steel can be used in the manufacturing of sensors, switches, and relays, providing durability, precision, and enhanced safety features in automotive electrical systems.
- Q: How does special steel perform in marine environments?
- Special steel is specifically designed to withstand the harsh conditions of marine environments. It offers superior corrosion resistance, high strength, and excellent durability, making it highly suitable for applications in marine settings. This type of steel can effectively resist the corrosive effects of saltwater, moisture, and other environmental factors, ensuring long-term performance and reducing maintenance requirements.
- Q: How does special steel contribute to the renewable energy sector?
- Special steel plays a crucial role in the renewable energy sector by enabling the construction of highly efficient and durable renewable energy infrastructure. It is used in the manufacturing of wind turbine components, solar panels, and hydroelectric power systems, among others. Its exceptional strength, corrosion resistance, and ability to withstand extreme conditions make it ideal for withstanding harsh weather and environmental factors. Additionally, special steel helps optimize energy conversion and transmission, ultimately improving the overall efficiency and reliability of renewable energy systems.
- Q: What are the specific requirements for special steel used in the nuclear waste storage industry?
- The specific requirements for special steel used in the nuclear waste storage industry include high corrosion resistance to withstand the harsh and corrosive environment of nuclear waste, excellent mechanical properties to maintain structural integrity over long periods of time, low susceptibility to radiation-induced embrittlement, and the ability to retain its properties even at elevated temperatures. Additionally, the steel must meet stringent standards for radiation shielding and must be able to prevent the release of radioactive materials into the environment.
- Q: What are the main characteristics of creep-resistant steel forgings?
- Creep-resistant steel forgings possess several key characteristics that make them suitable for high-temperature applications where the material is exposed to prolonged stress and heat. Firstly, creep-resistant steel forgings are known for their excellent resistance to creep deformation. Creep is the gradual deformation that occurs under constant load and elevated temperatures over an extended period. These forgings are designed to resist this deformation and maintain their shape and structural integrity, making them ideal for applications such as turbine blades, boiler components, and other high-temperature environments. Another important characteristic of creep-resistant steel forgings is their high strength. These forgings are manufactured using alloying elements like chromium, molybdenum, and vanadium, which enhance the material's tensile strength and provide excellent resistance to deformation and fracture under high-stress conditions. This strength is crucial in ensuring the forgings can withstand the demands of the application and perform reliably over time. Additionally, creep-resistant steel forgings exhibit good oxidation and corrosion resistance. The alloying elements provide a protective layer on the surface of the forgings, preventing oxidation and corrosion at high temperatures. This resistance is vital in preventing degradation of the material and maintaining its mechanical properties, even in harsh environments. Moreover, creep-resistant steel forgings offer excellent thermal stability. They can withstand extreme temperature variations without significant dimensional changes or loss of mechanical strength. This stability is crucial in applications where rapid heating and cooling cycles occur, ensuring the forgings can maintain their performance under challenging conditions. Furthermore, creep-resistant steel forgings have excellent fatigue resistance. Fatigue is the weakening of a material caused by cyclic loading, and it is particularly relevant in high-temperature applications due to the combination of stress and heat. These forgings are designed to withstand cyclic loading and maintain their mechanical properties, reducing the risk of fatigue failure and enhancing the overall reliability of the component. In summary, the main characteristics of creep-resistant steel forgings include resistance to creep deformation, high strength, good oxidation and corrosion resistance, thermal stability, and excellent fatigue resistance. These characteristics make creep-resistant steel forgings a reliable and durable choice for applications that require resistance to high temperatures, stress, and prolonged exposure to challenging environments.
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Reinforcing Bars Hot Rolled Steel Bar
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 110 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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