SAE 1035 Carbon Steel Round Bar CNBM
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 500000 m.t./month
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Specification
Type:
Carbon Steel
Shape:
Steel Round Bar
SAE 1035 Carbon Steel Round Bar
Product Description:
1. Sizes: Diameter: 16mm-300mm; Length: 6m, 9m, 12m
2. Grade: 35#, SAE1035, S35C, C35
3. Invoicing on theoretical weight or actual weight as customer’s request
4. Shape: Round bar, solid bar of steel with circular section
5. Technique: Hot rolled, forged, cold rolled
Chemical Composition:
| C | Si | Mn | P | S | Ni | Cr | Cu |
| 0.32-0.40 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.25 | ≤0.25 |
Packing and Delivery:
Packing in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)
Delivery Detail: Approx.45 days
Usage and Applications
1. Steel round bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some especial material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
Specification:
OD | Length | Material | Standard | Technique |
16-260mm | 6-12m or aques per request | 20# | GB ASTM DIN | Hot rolled |
16-350mm | 35# | |||
200-500mm | 35# | Forged | ||
20-250mm | 20Cr,40Cr,20-42CrMo | Hot rolled | ||
50-300mm | GCr15 |
Main product pictures:
- Q: What are the main applications of special steel in the marine sector?
- Special steel is widely used in the marine sector for various applications. Some of the main applications include the construction of ship hulls, offshore platforms, and marine structures. Special steel's high strength, corrosion resistance, and durability make it suitable for withstanding harsh marine environments. Additionally, special steel is used in propeller shafts, rudders, and other critical components, ensuring efficient and reliable performance of marine vessels.
- Q: What are the common challenges in machining titanium alloys?
- Successful and efficient results in machining titanium alloys require addressing several common challenges. One primary challenge is the inherent strength and hardness of the material. Titanium alloys are renowned for their excellent strength-to-weight ratio, making them ideal for various applications. However, this same strength makes them difficult to machine. The high strength of titanium alloys increases the cutting forces needed during machining, resulting in faster tool wear and reduced tool life. This necessitates the use of robust cutting tools made from carbide or ceramic, capable of withstanding demanding conditions and maintaining cutting performance. Another challenge in machining titanium alloys is their poor thermal conductivity. This characteristic leads to rapid heat buildup during cutting, causing localized high temperatures. These high temperatures can cause thermal damage to both the cutting tool and the workpiece, reducing dimensional accuracy and surface finish. To overcome this challenge, implementing effective cooling and lubrication techniques, such as using coolant or high-pressure air, is crucial to dissipate heat and prevent overheating. Furthermore, machining titanium alloys often results in the generation of built-up edge (BUE). BUE refers to the accumulation of workpiece material on the cutting tool, leading to poor chip evacuation, increased cutting forces, and surface finish issues. To mitigate BUE formation, it is recommended to use appropriate cutting speeds and feed rates, as well as cutting fluids that aid in chip evacuation and prevent material adhesion on the tool. Additionally, titanium alloys react strongly with oxygen, causing the formation of a stubborn oxide layer on the surface during machining. This oxide layer can cause tool chipping and premature wear. To combat this, it is necessary to employ suitable cutting speeds and feeds that efficiently remove material while minimizing prolonged exposure to the reactive nature of titanium alloys. Lastly, the low thermal expansion coefficient of titanium alloys can result in workpiece distortion and dimensional inaccuracies. To address this challenge, it is important to ensure proper fixturing and clamping techniques that minimize workpiece movement during machining. In conclusion, machining titanium alloys presents challenges such as high cutting forces, poor thermal conductivity, built-up edge formation, reactive oxide layer, and workpiece distortion. These challenges can be overcome by using appropriate cutting tools, effective cooling and lubrication techniques, proper cutting parameters, and careful workpiece handling.
- Q: How does cryogenic treatment affect the toughness of special steel?
- Cryogenic treatment has a significant impact on the toughness of special steel. It involves subjecting the steel to extremely low temperatures, typically below -150 degrees Celsius, for an extended period. This process transforms the microstructure of the steel, resulting in improved mechanical properties, including increased toughness. During cryogenic treatment, the steel undergoes a process called martensitic transformation, where the carbon atoms in the steel lattice rearrange themselves. This transformation leads to the formation of additional carbides, which are responsible for strengthening the steel and increasing its toughness. These carbides act as barriers, impeding the propagation of cracks and enhancing the resistance of the steel to fracture. Furthermore, cryogenic treatment also reduces the presence of retained austenite, a metastable phase in steel that can negatively impact its mechanical properties. The transformation of retained austenite into martensite during cryogenic treatment further improves the toughness of the steel. The increased toughness of cryogenically treated special steel makes it suitable for various applications that require high strength and resistance to fracture. It enhances the steel's ability to withstand heavy loads, impacts, and harsh environments. Additionally, cryogenic treatment can improve the wear resistance and dimensional stability of special steel. It is important to note that while cryogenic treatment can significantly enhance the toughness of special steel, it is not a standalone solution. Other factors, such as the initial composition and heat treatment of the steel, also play a crucial role in determining its overall mechanical properties. Therefore, cryogenic treatment should be considered as a complementary process to optimize the toughness of special steel.
- Q: What are the different mechanical properties of special steel?
- Special steels exhibit a diverse array of mechanical characteristics that render them distinctive and well-suited for specific uses. Among the noteworthy mechanical properties of special steel are its exceptional strength, impressive toughness, commendable wear resistance, and superior corrosion resistance. Of all these properties, high strength emerges as a particularly crucial attribute of special steel. This inherent strength enables the material to withstand substantial loads and stress without succumbing to deformation or failure. As a result, special steel finds application in areas where the preservation of structural integrity and durability holds paramount importance, such as in the construction of buildings, bridges, and machinery. Another significant mechanical property of special steel lies in its toughness. This quality refers to the material's ability to absorb energy and withstand fracture when subjected to impact or sudden loads. Special steels possessing high toughness become indispensable in applications involving dynamic and high-impact forces, such as the fabrication of tools, gears, and machinery components. Wear resistance constitutes yet another critical mechanical property of special steel. It denotes the material's capacity to endure damage and deterioration caused by friction, abrasion, or erosion. Special steel boasting good wear resistance frequently finds employment in scenarios where it will be exposed to harsh conditions or repetitive mechanical actions, as witnessed in the manufacturing of cutting tools, dies, and molds. Of equal importance is the superior corrosion resistance offered by special steel. This mechanical property proves invaluable, particularly in environments where exposure to moisture, chemicals, or extreme temperatures looms likely. Special steels endowed with high corrosion resistance can withstand the adverse effects of oxidation, rust, and chemical reactions, rendering them eminently suitable for deployment in industries such as marine, chemical, and oil and gas. In conclusion, special steels possess a diverse range of mechanical properties that distinguish them from conventional steels. High strength, remarkable toughness, commendable wear resistance, and superior corrosion resistance represent a few of these key mechanical properties, rendering special steel the preferred choice for numerous industrial applications.
- Q: How does special steel contribute to the aerospace safety?
- Special steel contributes to aerospace safety in several ways. Firstly, special steel is used in the construction of aircraft components such as landing gear, engine parts, and structural supports. These components need to withstand extreme stress, high temperatures, and corrosive environments, and special steel provides the necessary strength, durability, and resistance to ensure the safety and reliability of the aircraft. Secondly, special steel is utilized in the manufacturing of aerospace tools and equipment. These tools are essential for maintenance, repairs, and inspections of aircraft systems. The high strength and toughness of special steel ensure that these tools can withstand heavy use, enabling efficient and accurate maintenance procedures, ultimately contributing to the overall safety of aerospace operations. Furthermore, special steel is also used in the production of safety-critical fasteners and connectors in aerospace applications. These fasteners play a crucial role in holding aircraft components together, and their reliability is paramount for the safe operation of the aircraft. Special steel's excellent mechanical properties, including high tensile strength and resistance to fatigue, ensure the integrity and security of these fasteners, reducing the risk of component failure and enhancing aerospace safety. Overall, the use of special steel in aerospace applications significantly contributes to safety by providing the necessary strength, durability, and reliability required in critical aircraft components, tools, and fasteners.
- Q: What are the challenges in welding special steel?
- One of the main challenges in welding special steel is its high carbon content, which can result in increased hardness and brittleness. This requires careful control of the welding process, including preheating and post-weld heat treatment, to prevent cracking and ensure proper weld strength. Additionally, special steels often have alloying elements that can influence the weldability, such as chromium, nickel, or molybdenum, requiring specific filler materials and welding techniques. Overall, the challenges in welding special steel lie in achieving a strong and defect-free weld while maintaining the desired mechanical properties of the steel.
- Q: What are the different cryogenic grades of special steel?
- Specifically designed for use in extremely low temperature environments, there are several cryogenic grades of special steel available. These grades have been developed to retain their mechanical properties and prevent brittleness at cryogenic temperatures, making them ideal for applications such as LNG storage tanks, aerospace equipment, and low-temperature chemical processes. Among the commonly used cryogenic grades is the 300 series stainless steel, particularly types 304 and 316. These stainless steels contain nickel, which enhances their cryogenic toughness and ability to withstand thermal stress. Consequently, they are frequently employed in the construction of cryogenic storage vessels and piping systems. Another popular cryogenic grade is the 9% nickel steel, which is alloyed with approximately 9% nickel. This alloy provides excellent low-temperature toughness and ductility. As a result, it is often chosen for constructing LNG storage tanks, capable of withstanding the extremely cold temperatures required for the storage and transportation of liquefied natural gas. In addition, there are special low-temperature carbon steels, such as ASTM A350 LF2 and ASTM A333 Grade 6, which are engineered to maintain their toughness and impact resistance at cryogenic temperatures. These steels find extensive use in low-temperature applications, including cryogenic piping systems and equipment for the oil and gas industry. In conclusion, the various cryogenic grades of special steel encompass stainless steels (such as the 300 series stainless steel), 9% nickel steel, and low-temperature carbon steels (like ASTM A350 LF2 and ASTM A333 Grade 6). Each grade has been specifically designed to endure the challenges presented by extremely low temperatures while retaining their mechanical properties and resistance to brittleness.
- Q: What is the process of manufacturing special steel?
- To produce high-quality and durable special steel with specific properties, several steps must be taken in the manufacturing process. Firstly, the raw materials needed for special steel production, such as iron ore, coal, chromium, nickel, and manganese, are selected meticulously based on the desired properties of the final product. Once the raw materials have been chosen, they are melted in large furnaces, either through the use of electric arc furnaces or basic oxygen furnaces. These furnaces subject the raw materials to extremely high temperatures, transforming them into molten metal. After the raw materials have been melted, the molten metal undergoes a refining process to eliminate any impurities. Techniques such as degassing, desulphurization, and deoxidation are employed to ensure that the steel is free from unwanted elements that could have a negative impact on its properties. Next, alloying elements are added to the molten metal after the refining process to achieve the desired properties. The proportion and specific alloying elements utilized depend on the intended application of the special steel. The molten steel is then poured into a continuous casting machine, which solidifies it into semi-finished products known as billets, blooms, or slabs. This continuous casting process guarantees a consistent and uniform structure throughout the steel. The semi-finished products are reheated and passed through a series of hot rolling mills. This process involves reducing the thickness and shaping the steel into various forms, including bars, rods, plates, or sheets, depending on the intended use. Following hot rolling, the steel may undergo heat treatment processes like annealing, quenching, tempering, or case hardening. These treatments further enhance the mechanical properties of the steel, such as its hardness, toughness, and ductility. The final step involves surface finishing and quality control measures. The steel is thoroughly inspected for any defects or imperfections that may have occurred during the manufacturing process. Surface treatments like pickling or galvanizing can also be applied to enhance the steel's appearance and protect it from corrosion. In conclusion, manufacturing special steel is a complex and precise operation that involves careful selection of raw materials, melting, refining, alloying, continuous casting, hot rolling, heat treatment, and finishing. These steps ensure that the resulting steel meets the specific requirements and performance characteristics demanded by various industries.
- Q: What are the requirements for special steel used in power plants?
- The requirements for special steel used in power plants are specific and stringent, given the critical role that these materials play in ensuring the safe and efficient operation of power generation facilities. Some of the key requirements for special steel in power plants include: 1. High temperature resistance: Special steel used in power plants must be able to withstand high temperatures without losing its structural integrity. This is crucial as power plants operate at elevated temperatures, especially in areas such as the combustion chamber or steam turbines. 2. Corrosion resistance: Power plants often operate in environments with high levels of moisture, chemicals, and other corrosive elements. Special steel must possess excellent corrosion resistance to prevent degradation and premature failure caused by chemical reactions or rusting. 3. Strength and toughness: As power plants generate significant amounts of energy, the components made of special steel must exhibit high strength and toughness to withstand the mechanical stresses and loads they are subjected to. This includes resistance to fatigue, creep, and stress corrosion cracking. 4. Weldability: Power plant components often require welding during fabrication or maintenance. Special steel should have good weldability to ensure strong and reliable joints that maintain the structural integrity of the overall system. 5. Low thermal expansion: Special steel used in power plants should have low thermal expansion properties to minimize the risk of thermal stress and distortion that can occur due to temperature variations during operation. This ensures dimensional stability and prevents premature failure. 6. Resistance to radiation: In some power plants, such as nuclear facilities, special steel may be exposed to radiation. Therefore, it is necessary for the steel to have good resistance to radiation damage, ensuring its long-term performance and safety. 7. Compliance with industry standards: Special steel used in power plants must meet specific industry standards and codes to ensure its quality, reliability, and safety. These may include standards such as ASTM, ASME, or ISO, among others. Overall, the requirements for special steel used in power plants are driven by the need for high temperature resistance, corrosion resistance, strength, weldability, low thermal expansion, radiation resistance, and compliance with industry standards. Meeting these requirements ensures the integrity and longevity of power plant components, contributing to the safe and efficient generation of electricity.
- Q: How is high-strength steel used in the automotive industry?
- High-strength steel is extensively used in the automotive industry for various applications such as structural components, safety systems, and body panels. It provides enhanced strength and durability while reducing the weight of vehicles, thereby improving fuel efficiency and overall performance. Additionally, high-strength steel also ensures increased passenger safety by reinforcing the vehicle's structure and offering better crash protection.
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SAE 1035 Carbon Steel Round Bar CNBM
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 500000 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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