Grade AISI 5120 CNBM Alloy Steel Round Bar Made in China
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Product Description
1. Diameter: 8mm-250mm rou
2. Length: 2m, 3m, 5.8m, 6m or customized
3. Standard: GB, ASTM, AISI, SAE, DIN, JIS, EN
4. Produce Process: smelt iron - EAF smelt billet - ESR smelt billet -hot rolled or forged -steel round bar and plate
5. Heat Treatment: annealing, normalizing, tempering, quenching
6. Surface Treatment: Black, Polished, Galvanized
7. 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
Grade | Dia.(mm) | C | Si | Mn | Cr | P | S | Ni | Cu |
5120 | 16-85 | 0.18-0.24 | 0.17-0.37 | 0.50-0.80 | 0.70-1.00 | ≤0.035 | ≤0.035 | ≤0.03 | ≤0.03 |
5140 | 16-400 | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.03 |
4135 | 13-230 | 0.32-0.40 | 0.17-0.37 | 0.40-0.70 | 0.80-1.10 | ≤0.035 | ≤0.035 | ≤0.03 | ≤0.03 |
4140 | 13-360 | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | ≤0.035 | ≤0.035 | ≤0.03 | ≤0.03 |
Application:
Mechanism & Fasteners gear, Stressed components for vehicles
Engines and machines, Parts of larger cross-section
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.
Packing & Delivery
1. Packaging: seaworthy package or as required
2. Delivery: 35-45 days or based on quantity
Products Show
FAQ:
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: How is stainless steel used in food processing?
- Stainless steel is widely used in food processing due to its hygienic properties and corrosion resistance. It is commonly used to manufacture equipment such as tanks, pipes, and utensils, ensuring that the food remains uncontaminated and safe for consumption. Additionally, stainless steel is easy to clean and maintain, making it an ideal material for food processing environments where cleanliness and sanitation are crucial.
- Q: What are the different surface treatment methods for special steel?
- Some of the different surface treatment methods for special steel include heat treatment, coating or plating, polishing, shot blasting, and passivation. Heat treatment involves subjecting the steel to specific temperatures and cooling processes to alter its properties. Coating or plating involves applying a layer of another material, such as zinc or chrome, to protect the steel from corrosion. Polishing is done to create a smooth and glossy surface finish. Shot blasting is a process that involves using abrasive materials to remove impurities and create a textured surface. Passivation is a chemical treatment used to remove iron contaminants and improve corrosion resistance. These methods can be utilized individually or in combination to enhance the surface characteristics of special steel.
- Q: What are the applications of special steel in the oil and gas manufacturing process?
- Special steel is widely used in the oil and gas manufacturing process for various applications. It is utilized in the construction of pipelines, offshore platforms, and equipment such as valves, pumps, and compressors. The high strength and corrosion resistance of special steel make it suitable for handling extreme conditions, such as high pressure and temperature environments, as well as corrosive substances like drilling fluids and sour gases. Additionally, special steel is employed in the fabrication of storage tanks and vessels, ensuring durability and preventing leakage or failure. Overall, the applications of special steel in the oil and gas industry contribute to enhanced safety, efficiency, and longevity of the manufacturing process.
- Q: Can special steel be used in high-speed applications?
- Yes, special steel can definitely be used in high-speed applications. Special steel refers to a range of steel alloys that have been specifically developed and engineered to possess enhanced properties such as high strength, durability, and resistance to wear and corrosion. These properties make special steel suitable for various demanding applications, including high-speed ones. In high-speed applications, such as aerospace, automotive, machining, and power generation, the material needs to withstand extreme conditions, including high temperatures, vibrations, and mechanical stress. Special steel is designed to meet these requirements and provide excellent performance even under such challenging conditions. For example, high-speed steel (HSS) is a type of special steel that is specifically formulated to retain its hardness and strength at elevated temperatures, making it ideal for cutting tools like drills, end mills, and saw blades. Similarly, stainless steel variants like martensitic and precipitation-hardening stainless steels are commonly used in high-speed applications due to their high strength, toughness, and resistance to corrosion. Moreover, the development of advanced manufacturing techniques, such as powder metallurgy, has allowed the production of special steel with even better properties, including higher hardness, improved wear resistance, and superior dimensional stability. These advancements have further expanded the application range of special steel in high-speed industries. In summary, special steel is a versatile and reliable material that can be successfully employed in high-speed applications. Its unique properties make it suitable for withstanding the demanding conditions and providing excellent performance, making it a preferred choice for industries requiring materials that can withstand high speeds, temperatures, and mechanical stress.
- Q: What are the properties of tungsten alloys?
- Tungsten alloys have several notable properties. They possess a high melting point, excellent corrosion resistance, and superior strength. These alloys also exhibit remarkable density, making them ideal for use in various applications such as aerospace, defense, and medical industries. Additionally, tungsten alloys have good electrical and thermal conductivity, making them suitable for electrical contacts and heat sinks. Overall, their unique combination of properties makes tungsten alloys highly desirable for high-performance applications.
- Q: How is special steel made?
- Special steel is made through a process called alloying, where different elements are added to iron to enhance its properties such as strength, durability, and resistance to corrosion. This alloying process can include elements like chromium, nickel, vanadium, and manganese, among others. The exact composition and manufacturing process can vary depending on the desired characteristics and application of the special steel being produced.
- Q: What are the different forms in which special steel is available?
- Special steel is available in various forms such as bars, sheets, plates, coils, tubes, pipes, and wires.
- Q: What are the advantages of using special steel in the marine sector?
- Using special steel in the marine sector offers numerous benefits. Firstly, special steel is renowned for its exceptional strength and durability, which is crucial in an environment that constantly exposes structures to harsh and corrosive conditions like saltwater, extreme temperatures, and constant vibrations. The high resistance to corrosion that special steel possesses makes it the perfect choice for marine applications, as it can effectively endure the corrosive effects of seawater and prevent any structural damage. In addition, special steel provides outstanding weldability, a crucial characteristic when constructing marine vessels and offshore structures. The ability to seamlessly join steel components guarantees the overall integrity and strength of the structure, effectively reducing the risk of failures or accidents. Furthermore, special steel boasts a high fatigue strength, enabling it to withstand cyclic loading for extended periods without encountering failure. This is particularly significant in the marine sector where structures endure constant dynamic loads such as waves and wind forces. The fatigue resistance of special steel ensures the longevity and reliability of marine structures, resulting in reduced maintenance costs and enhanced safety. Moreover, special steel offers design flexibility and versatility. It can be effortlessly shaped and molded into intricate and diverse forms, allowing for innovative and efficient designs in marine structures and vessels. This flexibility also allows for weight optimization, a crucial factor in the marine industry for improving fuel efficiency and reducing emissions. Lastly, special steel is readily available and cost-effective. With advancements in manufacturing processes and technologies, the production of special steel has become more efficient and affordable, making it a viable choice for the marine sector. The availability and affordability of special steel make it the preferred material for various marine applications. To conclude, the utilization of special steel in the marine sector brings forth numerous advantages, including exceptional strength and durability, resistance to corrosion, excellent weldability, high fatigue strength, design flexibility, and cost-effectiveness. These properties establish special steel as a reliable and efficient material for constructing marine structures, ensuring their longevity, safety, and operational efficiency.
- Q: How does special steel contribute to the construction of bridges?
- Special steel plays a crucial role in the construction of bridges by providing enhanced strength, durability, and resilience, thereby ensuring the structural integrity and safety of these vital infrastructure projects. One of the key benefits of special steel in bridge construction is its high tensile strength, which allows the material to withstand heavy loads and extreme weather conditions. This strength is particularly important in large-span bridges, where the steel must bear significant weight and resist forces such as wind, earthquakes, and traffic vibrations. Special steel also offers superior corrosion resistance, which is essential in bridges exposed to harsh environments, such as those near coastal areas where saltwater can be highly corrosive. By preventing or minimizing corrosion, the lifespan of the bridge is significantly extended, reducing maintenance and repair costs. Moreover, special steel can be fabricated to precise specifications, allowing for the creation of complex bridge designs and innovative structural solutions. This versatility enables engineers to design bridges that are not only functional but also aesthetically pleasing. In summary, special steel is a critical component in bridge construction due to its strength, durability, corrosion resistance, and versatility. Its use ensures the longevity, safety, and efficiency of bridges, ultimately benefiting the communities they serve.
- Q: What properties make special steel unique?
- Special steel is unique due to its exceptional properties such as high strength, excellent corrosion resistance, superior heat resistance, and remarkable wear resistance. It possesses a combination of various alloying elements like chromium, nickel, molybdenum, and vanadium, which enhance its mechanical properties and make it suitable for a wide range of applications in industries such as automotive, aerospace, and construction. Additionally, special steel can be tailored through precise manufacturing processes to exhibit specific characteristics, making it a versatile and highly sought-after material.
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Grade AISI 5120 CNBM Alloy Steel Round Bar Made in China
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 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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