Special Steel Reinforcing Steel Bars HRB500 Rebars

Special Steel Reinforcing Steel Bars HRB500 Rebars System 1

Special Steel Reinforcing Steel Bars HRB500 Rebars

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 30 m.t.

Supply Capability:: 10000 m.t./month

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Product Information

1.Specification

Diameter(mm)	Φ6 ,Φ8,Φ10,Φ12,Φ13,Φ14,Φ16,Φ18,Φ20,Φ22,Φ25,Φ28,Φ32,Φ36,Φ40,Φ50
Length(m)	Unfolded / Straight Bundles weighing upto 2 Metric Tons and lengths is 6 Meters up to 15 Meters or according customers require
	U Shaped folded Bundles weighing up to 2 Metric Tons and lengths is 12 Meters
	Rounded Coils ~ up to 2 Metric Ton Coils for Bending / Cutting Machine use.
Standard	GB(HRB335/HRB400/HRB500);
	BS4449 -1997 GRADE 250B, 460B; BS4449-2005 GRADE 500B;
	ASTM A615 GRADE 40,GRADE60,GRADE75; ASTM A706;
	DIN488-1 420S/500S, BST500S
	JIS G3112 SD35, SD40, SD50,SD390
	NFA 35016 FE E 400, FE E 500
	CA 50/60
	GOST A3 R A500C
Surface finished	Screw-thread
	Epoxy coating
	Galvanized coating
Production facility	Imports of production equipment from Italy
Production capacity	50,000 MT/month
Payment term	T/T or 100% L/C at sight
Package	In bundles. One bundles about 2-3tons

2.Chemical composition

Grade	Technical data of the original chemical composition (%)
	C	Mn	Si	S	P	B
HRB335	≤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

Grade	Technical data of the original chemical composition (%)
	C	Mn	Si	S	P	V
HRB400	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045	0.04-0.12
	Physics capability
	Yield Strength (N/cm2)		Tensile Strength (N/cm2)		Elongation (%)
	≥400		≥570		≥14

3.Theorectical weight

Diameter (MM)	Cross Sectional Area (MM2)	Theorectical Weight (KG/M)	Weight of 12M Bar (KG)	A Ton Contains 12M Bars (PCS)
6	28.27	0.222	2.664	375.38
8	50.27	0.395	4.74	210.97
10	78.54	0.617	7.404	135.06
12	113.1	0.888	10.656	93.84
14	153.9	1.21	14.52	68.87
16	201.1	1.58	18.96	52.74
18	254.5	2	24	41.67
20	314.2	2.47	29.64	33.74
22	380.1	2.98	35.76	27.96
25	490.9	3.85	46.2	21.65
28	615.8	4.83	57.96	17.25
32	804.2	6.31	75.72	13.21
36	1018	7.99	98.88	10.43
40	1257	9.87	118.44	8.44

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Special Steel Reinforcing Steel Bars HRB500 Rebars

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Special Steel Reinforcing Steel Bars HRB500 Rebars

Shipping

1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;

2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;

3. Customers specifying freight forwarders or negotiable shipping methods!

Delivery Time: 3-7 days for samples; 5-25 days for batch goods.

Payment Terms

1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.

2.MOQ: 1pcs

3.Warranty : 3 years

4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)

2)as customer's requirement

Why choose us?

(1) The leading exporter in China special steel industry.

(2) Large stocks for various sizes, fast delivery date.

(3) Good business relationship with China famous factories.

(4) More than 7 years steel exporting experience.

(5) Good after-sales service guarantee.

Q:What are the characteristics of high-speed steel?: High-speed steel is known for its exceptional hardness, wear resistance, and ability to retain its cutting edge even at elevated temperatures. It also possesses good toughness, allowing it to withstand high impact and shock loads. Additionally, high-speed steel has excellent heat resistance, allowing it to maintain its strength and hardness at high operating temperatures.

Q:Can special steel be used in the wind turbine manufacturing industry?: Yes, special steel can be used in the wind turbine manufacturing industry. Special steel, such as high-strength or corrosion-resistant alloys, is often used in the construction of wind turbine components due to its durability, strength, and resistance to harsh environmental conditions. These specialized steel alloys help ensure the longevity and performance of wind turbines in the renewable energy industry.

Q:What are the main characteristics of tool steel forgings?: Tool steel forgings possess a variety of qualities that render them highly valuable for diverse applications. Primarily, tool steel forgings are renowned for their remarkable durability and strength. They are specifically engineered to endure significant levels of stress, making them ideal for situations where toughness and resistance to wear and tear are indispensable. This strength empowers tool steel forgings to retain their shape and integrity even under extreme circumstances, such as elevated temperatures or heavy loads. Another noteworthy characteristic of tool steel forgings is their exceptional hardness. Through the process of quenching and tempering, tool steel achieves substantial levels of hardness. This technique involves heating the steel to a precise temperature and rapidly cooling it. This hardness endows tool steel forgings with remarkable resistance to abrasion, making them well-suited for activities involving cutting, shaping, and molding materials. Furthermore, tool steel forgings exhibit superb dimensional stability. Consequently, they experience minimal distortion or shrinkage when exposed to heat or pressure. This quality renders them ideal for applications that demand precision tooling. Moreover, their dimensional stability ensures that the forgings maintain their accuracy and reliability over time, a crucial aspect in industries such as manufacturing and engineering. Additionally, tool steel forgings offer excellent machinability, meaning they can be conveniently shaped, drilled, and cut to fulfill specific requirements. This versatility and adaptability enable their utilization in a wide range of applications, from forming intricate shapes to crafting elaborate designs. Lastly, tool steel forgings possess outstanding wear resistance. This characteristic enables them to retain their cutting edges and surfaces for prolonged periods, thereby reducing the need for frequent sharpening or replacement. This wear resistance proves especially advantageous in industries such as automotive, aerospace, and tool manufacturing, where longevity and efficiency are paramount. In conclusion, the primary qualities of tool steel forgings encompass exceptional durability and strength, high hardness, excellent dimensional stability, good machinability, and excellent wear resistance. These characteristics bestow tool steel forgings with immense desirability across various industries, where reliability, precision, and longevity are crucial.

Q:What is the significance of phosphorus in special steel?: Phosphorus plays a vital role in the production of special steel due to its numerous advantageous properties. To begin with, it acts as a deoxidizer during the steel manufacturing process, thereby eliminating impurities like oxygen. This results in an overall improvement in the quality and purity of the steel, making it more resistant to corrosion and enhancing its mechanical properties. Additionally, phosphorus has the ability to enhance the strength and hardness of the steel, making it ideal for applications that demand durability and resistance to wear. It also aids in improving the steel's machinability, facilitating easier shaping and processing. Moreover, phosphorus contributes to the steel's capacity to retain its strength even at high temperatures, making it suitable for use in environments like power plants or aerospace industries. However, it is crucial to control the concentration of phosphorus within certain limits as excessive levels can have detrimental effects. A high phosphorus content can lead to brittleness, reduced toughness, and decreased weldability of the steel. Therefore, it is necessary to carefully consider and balance the beneficial effects of phosphorus with its potential drawbacks. In conclusion, the significance of phosphorus in special steel lies in its ability to enhance the quality, purity, strength, hardness, machinability, and high-temperature performance of the steel. By controlling the phosphorus content within appropriate limits, manufacturers can produce special steel with improved properties that meet the specific requirements of various industrial applications.

Q:What are the limitations of using special steel in electrical applications?: There are several limitations to using special steel in electrical applications. Firstly, special steel can be more expensive compared to other materials commonly used in electrical applications, such as copper or aluminum. This can make it less cost-effective, especially for large-scale projects. Another limitation is that special steel has a relatively high electrical resistivity compared to copper or aluminum. This means that it is less efficient in conducting electricity, leading to higher energy losses and lower overall efficiency in electrical systems. This can be particularly important in applications where energy efficiency is a priority, such as in power generation or transmission. Additionally, special steel is generally less malleable and ductile compared to other materials like copper. This makes it less suitable for applications that require shaping or forming, as it can be more difficult to work with and may require more complex manufacturing processes. Furthermore, special steel is more prone to corrosion compared to materials like copper or aluminum. This can be a significant limitation in electrical applications, particularly in environments with high humidity or exposure to moisture. Corrosion can lead to degradation of the steel's electrical properties, reduce its lifespan, and increase maintenance and replacement costs. Lastly, special steel may not be as readily available or easily sourced as other materials commonly used in electrical applications. This can pose challenges in terms of availability, lead times, and potential supply chain disruptions, which may impact project timelines and overall productivity.

Q:What are the different chemical resistance grades of special steel?: Special steels, often referred to as stainless steels, are known for their excellent resistance to corrosion and chemical attack. They are a group of alloys that contain a high proportion of chromium, which forms a protective oxide layer on the surface, preventing further corrosion. The resistance of special steel to various chemicals can vary depending on the specific grade or alloy composition. Here are some of the common chemical resistance grades of special steel: 1. Austenitic Stainless Steel: This is the most common type of stainless steel and offers excellent resistance to a wide range of chemicals, including organic acids, alkalis, and salts. The most widely used grade within this group is 304 stainless steel. 2. Ferritic Stainless Steel: Ferritic stainless steels have lower corrosion resistance compared to austenitic grades but still offer good resistance to many chemicals. They are particularly resistant to nitric acid and some organic acids. Grade 430 stainless steel is a common example of ferritic stainless steel. 3. Martensitic Stainless Steel: Martensitic stainless steels are known for their high strength and hardness. While they have lower corrosion resistance compared to austenitic and ferritic grades, they can still exhibit good resistance to certain chemicals, especially in mildly corrosive environments. 4. Duplex Stainless Steel: This type of stainless steel combines the properties of both austenitic and ferritic grades, providing enhanced strength and improved resistance to stress corrosion cracking. Duplex stainless steels offer excellent resistance to a wide range of chemicals, including organic acids, chloride-containing solutions, and saltwater. 5. Precipitation-Hardening Stainless Steel: These steels can be heat-treated to achieve high strength and corrosion resistance. They are typically resistant to a wide range of chemicals, including organic acids, alkalis, and some organic solvents. It's important to note that the chemical resistance of any steel grade can also be influenced by factors such as temperature, concentration of the chemical, and the presence of other corrosive agents. Therefore, it is advisable to consult the manufacturer's specifications or seek expert advice when selecting a special steel grade for specific chemical resistance requirements.

Q:What are the different forms in which special steel is available?: Special steel is available in various forms such as bars, plates, sheets, tubes, wires, and forgings.

Q:What are the main characteristics of magnetic steel?: Magnetic steel, also known as ferromagnetic steel, possesses several key characteristics that make it highly suitable for various industrial applications. Firstly, magnetic steel exhibits a strong magnetic field, which allows it to attract and hold magnetic materials. This property is crucial in the manufacturing of electrical devices, such as motors, transformers, and generators, where the steel is used to create magnetic circuits and enhance the efficiency of electromagnetic processes. Another important characteristic of magnetic steel is its high saturation magnetization, meaning it can reach a maximum magnetic flux density under a given magnetic field strength. This property ensures that magnetic steel can retain a strong magnetic field even when exposed to external forces or fluctuations in the magnetic field. This stability and reliability make it ideal for applications that require consistent magnetic performance. Furthermore, magnetic steel possesses excellent electrical conductivity, which is critical in applications where the steel is used as a core material for electrical circuits. The high electrical conductivity of magnetic steel minimizes energy losses and allows for effective power transmission and distribution. In addition to these properties, magnetic steel also exhibits a high coercivity, which is the ability to resist demagnetization. This characteristic is crucial in applications where the steel is subjected to fluctuating magnetic fields or mechanical stresses, as it ensures that the magnetic properties remain stable over time. Overall, the main characteristics of magnetic steel include a strong magnetic field, high saturation magnetization, excellent electrical conductivity, and high coercivity. These properties make magnetic steel an essential material in various industries, including electrical engineering, power generation, and magnetic product manufacturing.

Q:How does the microstructure of special steel affect its performance?: The performance of special steel greatly depends on its microstructure. To enhance their properties and meet specific application requirements, special steels are alloyed with specific elements. The microstructure refers to how the steel's crystalline grains are arranged and whether any phase transformations are present within the material. One important aspect of the microstructure is the size of the grains. Through controlled cooling or adding alloys, fine-grained structures can be achieved, leading to improved strength, hardness, and toughness. Smaller grain sizes restrict the movement of dislocations within the material, resulting in increased strength and hardness. This is particularly crucial in applications where high strength-to-weight ratios are needed, such as aerospace or automotive components. The presence of different phases in the microstructure is another critical factor. By adding specific alloying elements, the formation of various phases like martensite, bainite, or ferrite can be promoted. These phases possess different mechanical properties, including hardness, toughness, and corrosion resistance. By carefully controlling the microstructure, it becomes possible to customize the steel's performance for specific applications. For instance, martensitic structures offer high hardness and wear resistance, making them ideal for cutting tools, while bainitic structures provide a good balance of strength and toughness, making them suitable for structural components. Moreover, the microstructure also determines how the steel responds to heat treatment processes like quenching and tempering. Heat treatments can modify the microstructure to achieve desired mechanical properties, such as increasing hardness or improving resistance to fatigue. The ability of the microstructure to transform during heat treatment enables precise control over the steel's performance characteristics. In conclusion, the microstructure of special steel has a significant impact on its performance. Grain size, phase distribution, and response to heat treatment are all crucial factors that influence the steel's mechanical properties and suitability for specific applications. By understanding and manipulating the microstructure, engineers can design special steels with enhanced performance, meeting the demanding requirements of various industries.

Q:How is stainless steel used in the food and beverage industry?: Stainless steel is widely used in the food and beverage industry due to its excellent properties. It is commonly used to manufacture equipment, such as tanks, piping, and storage containers, because of its resistance to corrosion, heat, and chemical reactions. Stainless steel's smooth surface also prevents the growth of bacteria, making it ideal for food processing and storage. Additionally, its durability and easy-to-clean nature ensure hygienic conditions and maintain the quality and safety of food and beverage products.

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