Deformed Steel Bars Specification
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 170 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Type:
Carbon Steel
Shape:
Steel Round Bar
Deformed Steel Bars Specification
Description of Deformed Steel Bars Specification
1, Diameter: 5.5mm-10mm Deformed Steel Bars Specification
10m- 40mm Deformed Steel Bars Specification
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 Deformed Steel Bars Specification
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 Deformed Steel Bars Specification
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 main characteristics of high-speed steel?
- High-speed steel is known for its exceptional hardness, toughness, and heat resistance. It can maintain its hardness even at high temperatures, making it ideal for cutting tools and machining applications. Additionally, high-speed steel has excellent wear resistance, allowing it to withstand heavy usage and prolong tool life. It also has good machinability and can be easily shaped into various cutting tools.
- Q:Is special steel suitable for manufacturing molds and dies?
- The manufacture of molds and dies greatly benefits from the use of special steel. This type of steel encompasses a range of high-quality varieties that possess outstanding properties, including high hardness, wear resistance, toughness, and exceptional heat resistance. These qualities make special steel an ideal choice for producing molds and dies. Molds and dies play a critical role in various industries, such as automotive, aerospace, electronics, and manufacturing. They are responsible for shaping, forming, and cutting materials into desired shapes and sizes. Given the repetitive and demanding nature of their applications, molds and dies are subjected to high pressures, temperatures, and abrasive forces. Consequently, they require a material that can endure these conditions while maintaining their dimensional stability and performance. Special steel, specifically tool steel, is engineered to meet these requirements. It boasts a high level of hardness, allowing it to resist wear and deformation, even under extreme circumstances. This characteristic ensures that molds and dies made from special steel can maintain their shape and precision for extended periods, resulting in improved product quality and reduced maintenance and replacement downtime. Furthermore, special steel provides excellent heat resistance, which is crucial for molds and dies used in high-temperature applications like plastic injection molding or forging. It can withstand the thermal cycling and rapid heating and cooling associated with these processes without compromising its mechanical properties or developing cracks or deformation. Additionally, special steel is renowned for its exceptional toughness, which is vital for molds and dies subject to high pressures and impacts. It has the ability to absorb and distribute applied forces, preventing premature failure and prolonging the lifespan of molds and dies. To summarize, special steel is highly suitable for manufacturing molds and dies due to its remarkable properties, including high hardness, wear resistance, toughness, and excellent heat resistance. These exceptional qualities enable molds and dies to withstand the demanding conditions of their applications, resulting in enhanced performance, longevity, and cost-effectiveness for manufacturers.
- Q:How long does special steel typically last in various applications?
- The lifespan of special steel in various applications can vary depending on several factors. Special steel is known for its exceptional strength, durability, and resistance to corrosion, making it suitable for a wide range of applications. However, the actual lifespan of special steel will depend on the specific application, maintenance practices, and environmental conditions it is exposed to. In general, special steel can last for several decades or even longer when used in industries such as construction, automotive, aerospace, and manufacturing. For instance, in building structures, special steel can last for 50 to 100 years, thanks to its robustness and ability to withstand extreme loads and weather conditions. In automotive applications, special steel components like engine parts, suspension systems, and body frames can have a lifespan of 15 to 30 years, given that they are properly maintained and not subjected to excessive wear and tear. When it comes to the aerospace industry, special steel is commonly used in critical components like turbine blades, landing gears, and fuselage structures. These parts undergo rigorous testing and inspection procedures and are designed to last for decades, typically around 30 to 50 years, before requiring replacement or refurbishment. In manufacturing processes, special steel tools and dies can have a lifespan ranging from a few years to several decades, depending on the intensity of use, the material being processed, and the maintenance practices employed. Proper lubrication, cooling, and regular maintenance can significantly extend the lifespan of these tools. It is important to note that the lifespan of special steel can be adversely affected by factors such as exposure to harsh chemicals, high temperatures, aggressive environments, or inadequate maintenance. Therefore, regular inspections, maintenance, and adherence to recommended usage guidelines are crucial in ensuring the longevity of special steel in various applications.
- Q:What are the requirements for special steel used in renewable energy equipment manufacturing?
- The requirements for special steel utilized in the manufacturing of renewable energy equipment differ significantly from traditional steel used in other industries. In order to meet the demanding nature of renewable energy equipment, the steel must possess certain unique characteristics and properties to ensure optimal performance and durability. 1. Excellent corrosion resistance is a necessity for special steel used in renewable energy equipment, as it must be able to withstand exposure to harsh environmental conditions. This is especially crucial for offshore wind turbines or solar panels that are installed in coastal areas with high salt content in the air. 2. The steel should possess high strength and toughness to withstand mechanical stresses and loads. Renewable energy equipment, such as wind turbine towers or hydroelectric dams, experiences significant forces such as strong winds, water pressure, or vibrations. Steel with high strength provides the necessary structural integrity to handle these forces. 3. Given the cyclic nature of renewable energy equipment, the steel must have excellent fatigue resistance. Wind turbines, for instance, constantly experience alternating loads due to wind gusts and rotational forces. Specially designed steel with fatigue resistance properties can prevent structural failures caused by repeated stress. 4. Weldability is a crucial requirement for the steel used in renewable energy equipment manufacturing. Many components of renewable energy systems require welding, and the steel must be easily weldable without compromising its strength or other properties. 5. The steel used in renewable energy equipment should align with the objective of environmental sustainability. Steel manufacturers are increasingly focusing on reducing the carbon footprint of their products by incorporating recycled content or adopting greener production processes. 6. Special steel used in renewable energy equipment must also be cost-effective while meeting all the aforementioned requirements. The steel should provide the desired properties at a reasonable cost to ensure the competitiveness and viability of renewable energy projects. To fulfill these requirements, steel manufacturers often develop specific grades or alloys tailored to the needs of renewable energy equipment manufacturers. These grades continuously evolve as the renewable energy industry advances, enabling the production of more efficient and durable equipment that supports the transition to clean energy sources.
- Q:How does special steel contribute to the longevity of products?
- There are several ways in which special steel contributes to the longevity of products. To begin with, its exceptional strength and durability are well-known. Special steel is specifically designed to endure extreme conditions, such as high temperatures, pressure, and corrosive environments. This makes it highly suitable for use in various industries, including aerospace, automotive, and construction. The remarkable strength of special steel enables products to bear heavy loads and resist deformation, ensuring they remain intact and functional for a prolonged period of time. For example, in the construction industry, special steel is frequently employed in structural components like beams and columns, which provide crucial support and stability to buildings over many years. Furthermore, special steel possesses excellent resistance to wear and abrasion. It can endure constant friction, impact, and contact with other materials without significant deterioration. This characteristic is vital in industries where products are subjected to continuous use, such as machinery, tools, and equipment. The utilization of special steel in these applications guarantees that the products remain in good working condition for an extended period, reducing the need for frequent repairs or replacements. Additionally, special steel exhibits exceptional resistance to corrosion, making it highly resistant to rust and other forms of corrosion. This property is especially advantageous in products exposed to harsh environments or chemicals, like marine vessels, pipelines, and chemical processing equipment. Through the utilization of special steel, manufacturers can significantly prolong the lifespan of these products, minimizing the risk of failure or breakdown due to corrosion. In conclusion, special steel contributes to the longevity of products through its provision of superior strength, durability, wear resistance, and corrosion resistance. Its extraordinary properties enable products to withstand harsh conditions, heavy loads, and continuous use, guaranteeing that they remain functional and reliable for an extended period. By incorporating special steel into their designs, manufacturers can greatly enhance the lifespan of their products, leading to cost savings, improved reliability, and customer satisfaction.
- Q:What are the different surface treatments for special steel?
- For special steel, there exist various surface treatments that serve distinct purposes and offer unique benefits. Some commonly employed surface treatments include: 1. Galvanization, which entails coating the steel with a layer of zinc, providing exceptional corrosion resistance. Galvanization proves popular for outdoor applications exposed to moisture and harsh environmental conditions. 2. Powder coating, involving the application of a dry powder to the steel surface, which is then heated and cured to form a durable and protective coating. This treatment offers excellent resistance against corrosion, chemicals, and UV rays, making it ideal for automotive parts, appliances, and outdoor furniture. 3. Nitriding, a surface hardening treatment that diffuses nitrogen into the steel surface. Nitriding significantly enhances surface hardness, wear resistance, and fatigue strength. It finds common use in high-performance components like gears, crankshafts, and injection molding screws. 4. Electroplating, where a layer of metal such as chromium, nickel, or gold is deposited onto the steel surface through an electrochemical process. This treatment improves appearance, corrosion resistance, and wear resistance. Electroplating is often employed for decorative purposes or to enhance component performance in various industries. 5. Passivation, a chemical treatment that eliminates iron contaminants from the steel surface, creating a passive oxide layer. This layer acts as a barrier against corrosion, enhancing resistance to rust and other forms of degradation. Passivation is commonly used for stainless steel components in industries like food processing, pharmaceuticals, and medical devices. 6. Carbonitriding, a surface treatment that introduces carbon and nitrogen into the steel surface at high temperatures. This process forms a hardened case, improving wear resistance and fatigue strength. Carbonitriding finds frequent application in high-stress components such as gears, crankshafts, and camshafts. These examples represent just a fraction of the available surface treatments for special steel. The choice of treatment depends on factors like desired properties, application requirements, and budget constraints. Consulting experts or manufacturers is crucial for determining the most suitable surface treatment for specific steel applications.
- Q:What are some examples of special steel alloys?
- Various industries widely use special steel alloys, and stainless steel serves as one prominent example. It boasts a minimum chromium content of 10.5%, rendering it highly resistant to corrosion. Stainless steel finds common applications in the manufacturing of kitchen utensils, medical equipment, and automotive parts. Another prime instance is tool steel, which possesses exceptional hardness and wear resistance. This type of steel often finds use in the production of cutting tools, molds, and dies. High-speed steel stands as yet another distinct special steel alloy renowned for its ability to maintain hardness under elevated temperatures. This quality makes it ideal for manufacturing cutting tools employed in high-speed machining operations. Alloy steel falls into a broad category that encompasses various steel alloys, each exhibiting specific properties. For instance, low alloy steel incorporates small quantities of other elements like manganese, nickel, or silicon to enhance its strength and toughness. The construction industry frequently employs this steel type. Additionally, maraging steel represents a unique alloy combining high strength with excellent toughness. Aerospace applications, including aircraft landing gear and missile components, often rely on its capacity to withstand high stress and impact. In conclusion, the aforementioned examples merely scratch the surface of the extensive range of special steel alloys available. Each alloy caters to specific requirements and applications, spanning industries from construction to aerospace.
- Q:What are the different methods of strengthening special steel?
- There are several methods of strengthening special steel, each with its own advantages and applications. One common method is through heat treatment, which involves heating the steel to a specific temperature and then cooling it rapidly or slowly, depending on the desired outcome. This can include processes like quenching, tempering, and annealing, which modify the microstructure of the steel to enhance its mechanical properties. Another method is alloying, where different elements are added to the steel to improve its strength. For example, adding elements like chromium, nickel, or molybdenum can increase the steel's resistance to corrosion, while elements like vanadium or tungsten can enhance its hardness and wear resistance. Cold working is another technique used to strengthen special steel, which involves deforming the steel at room temperature through processes like rolling, forging, or drawing. This helps to align the steel's crystalline structure, increasing its strength and hardness. Additionally, surface treatments can be applied to special steel to improve its strength. These can include techniques like carburizing, nitriding, or plating, which introduce a hardened layer or coating on the surface of the steel to enhance its wear resistance and durability. Each of these methods has its own advantages and can be tailored to suit specific applications and requirements. By combining various strengthening techniques, special steel can be customized to meet a wide range of industrial needs, making it a versatile and reliable material.
- Q:What are the properties of high-temperature tool steel?
- High-temperature tool steel is known for its exceptional heat resistance, hardness, and wear resistance. It has the ability to retain its strength even at elevated temperatures, making it ideal for applications in high-temperature environments. Additionally, it exhibits excellent toughness, allowing it to withstand heavy loads and resist deformation. High-temperature tool steel also has good dimensional stability and can maintain its shape even under extreme conditions.
- Q:How does special steel perform under high-temperature conditions?
- Special steel is designed to perform exceptionally well under high-temperature conditions. It demonstrates excellent strength, toughness, and resistance to oxidation and corrosion at elevated temperatures. Additionally, special steel maintains its mechanical properties and dimensional stability even when exposed to extreme heat. Its unique composition and manufacturing techniques allow it to withstand high temperatures without significant degradation, making it ideal for applications in industries such as aerospace, power generation, and automotive.
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Deformed Steel Bars Specification
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 170 m.t.
- Supply Capability:
- 50000 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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