Special Steel Reinforcing Steel Bars HRB355 Rebars

Special Steel Reinforcing Steel Bars HRB355 Rebars System 1

Special Steel Reinforcing Steel Bars HRB355 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

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

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 HRB355 Rebars

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Special Steel Reinforcing Steel Bars HRB355 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: How does special steel perform in oil and gas applications?: Special steel performs exceptionally well in oil and gas applications due to its excellent corrosion resistance, high strength, and temperature resistance. It is specifically designed to withstand harsh environments, including exposure to corrosive chemicals, high pressure, and extreme temperatures. This makes it an ideal material for manufacturing pipelines, valves, drill bits, and other critical components used in the oil and gas industry. Additionally, special steel's superior mechanical properties ensure durability, reliability, and longevity, thereby reducing maintenance costs and improving overall operational efficiency.

Q: What are the main factors affecting the hardness of special steel?: The main factors affecting the hardness of special steel include the composition of the steel, the heat treatment process, the grain size of the steel, and the presence of impurities or inclusions.

Q: How is special steel used in the production of conveyor belts?: To improve the durability, strength, and overall performance of conveyor belts, special steel is utilized during their production. Conveyor belts are commonly employed in industries like mining, manufacturing, food processing, and logistics for the transportation of materials and goods. These belts face various challenging conditions, including heavy loads, high temperatures, and abrasive materials. To ensure the longevity and reliability of conveyor belts, specific parts are constructed using special steel alloys such as stainless steel or heat-resistant steel. For instance, stainless steel is frequently used in wire mesh belts to prevent corrosion and rust, especially when the conveyor belt is exposed to moisture or chemicals. This safeguards the smooth and efficient movement of materials, preventing contamination. Moreover, special steel is incorporated in the manufacturing of belt fasteners, hinges, and other connecting components. These parts must endure substantial tension, heat, and wear, making standard steel inadequate in terms of strength and durability. Special steel alloys offer superior strength, high temperature resistance, and improved wear resistance, ensuring the reliable functioning of conveyor belts even under demanding conditions. Additionally, in applications where conveyor belts are subjected to extreme temperatures, such as steel mills or foundries, special heat-resistant steel is utilized. This type of steel can withstand intense heat without deformation or loss of strength, enabling the conveyor belt to operate safely and efficiently in such extreme environments. In conclusion, special steel plays a crucial role in enhancing the durability, strength, and ability of conveyor belts to withstand challenging conditions. Its utilization in wire mesh belts, fasteners, hinges, and heat-resistant components ensures the longevity and reliability of conveyor belts across diverse industries.

Q: How does special steel contribute to the agriculture industry?: Special steel plays a crucial role in the agriculture industry by providing durable and high-performance materials for various agricultural machinery and equipment. These steels are specifically designed to withstand the harsh conditions and heavy workloads encountered in farming operations, resulting in increased efficiency and productivity. One of the primary applications of special steel in agriculture is in the manufacturing of tillage equipment such as plows, cultivators, and harrows. These implements require robust materials that can withstand the abrasion and impact of soil and rocks. Special steel provides the necessary strength and hardness to ensure that these implements can effectively break up the soil, improve soil quality, and prepare the land for planting. Additionally, special steel is extensively used in the production of machinery for planting, harvesting, and processing agricultural products. For instance, combine harvesters, which are vital for large-scale crop harvesting, heavily rely on special steel components for their cutting systems, threshing mechanisms, and grain handling systems. By using special steel, these machines can efficiently handle the demanding tasks of crop collection, separation, and storage. Moreover, special steel contributes to the agriculture industry by enhancing the longevity and reliability of equipment. Agricultural machinery operates in challenging environments that expose them to corrosive elements, moisture, and extreme temperatures. Special steel, often coated with protective layers, offers resistance against corrosion, rust, and wear, ultimately extending the lifespan of agricultural equipment. Furthermore, the use of special steel in the manufacturing of machinery leads to improved precision and accuracy in agricultural operations. Modern farming techniques increasingly rely on precision agriculture, which involves using advanced technologies to optimize productivity, reduce waste, and conserve resources. Special steel components enable more precise movements, better control, and increased accuracy in machinery, leading to improved efficiency and minimizing waste. Overall, special steel is vital to the agriculture industry as it provides the necessary strength, durability, and precision required for various agricultural machinery and equipment. By utilizing these high-quality materials, farmers can enhance productivity, reduce downtime, and achieve sustainable farming practices.

Q: What are the main applications of special steel in the semiconductor industry?: Special steel is widely used in the semiconductor industry for various applications. One of the main applications is in the manufacturing of wafer handling components such as vacuum chucks, reticle stages, and load ports. Special steel's high strength, corrosion resistance, and precision machining capabilities make it ideal for these critical components that require excellent dimensional stability and reliability. Additionally, special steel is also used in the construction of cleanroom equipment, such as gas cabinets, exhaust systems, and process tools, where its resistance to chemical and thermal stress is highly valued. Overall, special steel plays a crucial role in ensuring the efficiency, accuracy, and safety of semiconductor manufacturing processes.

Q: How does corrosion-resistant steel protect against chemical attacks?: Corrosion-resistant steel protects against chemical attacks by forming a protective layer on its surface, which acts as a barrier between the steel and the corrosive substances. This layer, typically composed of chromium oxide, is highly stable and prevents the steel from direct contact with chemicals, thus reducing the likelihood of corrosion.

Q: How does special steel contribute to the medical industry?: Special steel contributes to the medical industry by providing the necessary materials for the production of medical equipment and devices. Its unique properties such as high strength, corrosion resistance, and biocompatibility make it ideal for manufacturing surgical instruments, implants, and prosthetics. Special steel also ensures the safety and effectiveness of medical tools, as it can withstand sterilization processes and maintain its integrity during procedures. Overall, special steel plays a crucial role in advancing medical technology and improving patient care.

Q: Can special steel be used for making nuclear industry components?: Indeed, special steel, also known as alloy steel, possesses the necessary properties to be utilized in the creation of components for the nuclear industry. These properties encompass high strength, excellent corrosion resistance, as well as good resistance to high temperatures and radiation. Components within the nuclear industry, such as reactor pressure vessels, steam generators, and fuel rods, endure extreme conditions characterized by high pressure, high temperature, and exposure to radiation. Special steel is capable of withstanding these conditions, maintaining its structural integrity, and ultimately guaranteeing the secure and dependable operation of nuclear facilities. The utilization of special steel within the nuclear industry also serves to prevent the release of radioactive materials. The exceptional corrosion resistance of special steel diminishes the likelihood of leakage and contamination, thereby augmenting the safety of nuclear power plants. Moreover, special steel can be customized to fulfill the specific requirements of the nuclear industry. Diverse types of special steel alloys can be developed by employing specific compositions and heat treatments, optimizing their properties for nuclear applications. This facilitates the customization of steel components to meet the distinct demands of the nuclear industry. In conclusion, special steel can undoubtedly be employed in the production of nuclear industry components due to its high strength, corrosion resistance, and resistance to high temperatures and radiation. Its utilization contributes to the safety and reliability of nuclear facilities, while simultaneously allowing for customization to fulfill specific requirements.

Q: What are the different methods of protecting special steel against corrosion?: There exists a variety of techniques for safeguarding special steel from corrosion. Some commonly employed methods are as follows: 1. Application of Coatings: One of the most efficient approaches to prevent corrosion is to apply a protective coating onto the steel surface. This can be accomplished using diverse techniques like hot-dip galvanization, electroplating, or painting. The coatings act as a barrier, effectively preventing moisture and corrosive substances from coming into contact with the steel. 2. Utilization of Cathodic Protection: This method involves the use of either a sacrificial anode or an impressed current to shield the steel. In sacrificial anode cathodic protection, a more reactive metal is connected to the steel, thereby causing the sacrificial metal to corrode instead of the steel. Conversely, impressed current cathodic protection employs an external power source to provide a continuous flow of electrons, thus halting the corrosion process. 3. Alloying: The addition of specific elements to special steel can enhance its resistance against corrosion. For instance, stainless steel contains chromium, which forms a passive oxide layer on the surface, providing protection against corrosion. Likewise, the inclusion of elements like nickel, molybdenum, or copper can improve the steel's resistance to corrosion. 4. Passivation: Passivation is a chemical process that involves treating the steel with an acid solution to eliminate any impurities present on the surface. This process facilitates the formation of a protective oxide layer, thereby preventing further corrosion. 5. Use of VCI (Volatile Corrosion Inhibitors): VCI compounds are chemicals that emit vapors, forming a protective layer on the steel surface. This layer acts as a barrier, effectively safeguarding the steel against moisture and corrosive substances, thereby preventing corrosion. 6. Proper Maintenance and Cleaning: Regular maintenance and cleaning of the steel surface can significantly prolong its lifespan and prevent corrosion. By eliminating dirt, debris, and corrosive substances from the surface, the likelihood of corrosion is greatly reduced. It is essential to note that the selection of the appropriate method relies on various factors, such as the type of steel, the environmental conditions it will be exposed to, and the expected lifespan. Seeking guidance from corrosion experts or engineers can aid in determining the most suitable method for protecting special steel against corrosion.

Q: What are the properties of duplex stainless steel?: Duplex stainless steel is known for its excellent combination of corrosion resistance and high strength. It has a two-phase microstructure consisting of equal amounts of ferrite and austenite, which provides it with superior toughness and resistance to stress corrosion cracking. Additionally, duplex stainless steel offers good resistance to pitting and crevice corrosion, making it suitable for use in various harsh environments. It also exhibits good weldability and is highly durable, making it a popular choice in applications such as chemical processing, oil and gas industries, and marine environments.

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