Hot Rolled Steel Strips in Coils_Hot Rolled Coil
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Carbon Steel
Shape:
Steel Coil
Hot Rolled Steel Strips in Coils_Hot Rolled Coil
Quick Details
Name | Hot Rolled Steel Coil |
Standard | GB/ASTM/SAE/AISI/DIN/JIS/EN/BS |
Surface Treatment: | Black/Peeling/Polished/Machined |
Delivery Condition: | Hot Rolled or Forged/Peeled or Black Surface |
Test | SGS/UT 100% Elements Testing |
Certificate: | ISO/Mill Certificate |
Service: | 24 hours online service / |
more than 20 years trading and manufacture | |
Quality Assurance: | the third party inspection, such as SGS, BV, TUV…etc. is acceptable |
Packaging Details: | Seaworthy Packaging or as per customer's packing instruction |
Specification
Product Name | Steel Grade | Thickness | Width | Application |
|
| |||
mm | m | |||
General structural steel | Q195,Q215A-Q235A/B/C/D | 1.9~25.4 | 0.7~2 | normal construction |
Q275A/B/C/D; SS330,SS400,SPHT1/2/3 | ||||
Low Carbon steel | SPCC,SPHC,St12,SAE1008; SPHD,SPCDK,St12,St13; SPHE,SPCE,St14 IF3 BH340 | 1.9~25.4 | 0.7~2 | Applied for cold rolling |
Carbon constructional quality steel | 08-45#,08Al15Al,S 20C S 35C | 1.9~25.4 | 0.7~2 | After being machined |
S 45C, K08AlZ06-10AlP | and hot treated to used as mechanical component | |||
Low-alloy constructional steel | SM490ASM490YA15Mn, Q345A Q345B Q345C Q345D | 1.9~25.4 | 0.7~2 | normal construction |
Hot Rolled Steel Chequered Coil | Q235 and custom | 2.0~ 8.0 | 0.9 |
|
Company Information
CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.
With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.
After-sale service | l CNBM provides the services and support you need for every step of our cooperation. We’re the business partners you can trust; you can relax and get on with doing business. |
l For any problem, please kindly contact us at any your convenient time, we’ll reply you in our first priority within 24 hours | |
Advantages | Industry experience over 20 years. |
Shipment of goods -More than 70 countries worldwide. | |
The most convenient transport and prompt delivery. | |
Competitive price with best service. | |
High technical production line with top quality products. | |
High reputation based on best quality products. |
Product Show
FAQ
Are you a trading company or manufacturer? | Manufacturer |
What’s the MOQ? | 3 metric ton |
What’s your delivery time? | 15-35 days after downpayment received |
Do you Accept OEM service? | Yes |
what’s your delivery terms? | FOB/CFR/CIF |
What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
Western Union acceptable for small amount. | |
L/C acceptable for large amount. | |
Scrow ,Paybal,Alipay are also ok | |
Why choose us? | Chose happens because of quality, then price, We can give you both. |
Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. | |
What's your available port of Shipment? | Main Port, China |
What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust |
Where are your Market? | Covering more than 160 countries in the world |
- Q: How does high-speed steel perform in high-temperature cutting operations?
- High-speed steel performs exceptionally well in high-temperature cutting operations. It has excellent heat resistance, retaining its hardness and strength even at elevated temperatures. This makes it highly effective in applications that involve high cutting speeds and temperatures, ensuring prolonged tool life and improved cutting performance.
- Q: Is special steel suitable for manufacturing surgical instruments?
- Yes, special steel is suitable for manufacturing surgical instruments. Special steel, also known as stainless steel, is commonly used in the production of surgical instruments due to its unique properties. It is highly resistant to corrosion, which is essential in a surgical setting where instruments come into contact with bodily fluids. Special steel is also durable and can withstand repeated sterilization processes without losing its functionality or structural integrity. Furthermore, it is non-magnetic, making it suitable for use in MRI and other medical imaging procedures. Overall, special steel provides the necessary qualities required for manufacturing surgical instruments, ensuring their reliability, longevity, and safety for medical professionals and patients alike.
- Q: How does special steel contribute to the construction sector?
- Special steel plays a crucial role in the construction sector by offering a wide range of benefits that contribute to the overall quality, durability, and safety of structures. Firstly, special steel possesses exceptional strength and toughness, making it an ideal material for constructing high-rise buildings, bridges, and other infrastructure projects. Its high tensile strength allows for the creation of lighter and more slender structures, reducing material costs and enabling architects to design innovative and aesthetically pleasing buildings. Moreover, special steel is highly resistant to corrosion, which is particularly important in construction projects located in harsh environments, such as coastal areas or industrial zones. This resistance ensures that structures built with special steel have a longer lifespan and require less maintenance, resulting in significant cost savings over time. Additionally, its resistance to fire and extreme temperatures makes it an essential material for fire-resistant structures and critical components in buildings, ensuring the safety of occupants. Special steel also offers excellent ductility and weldability, allowing for seamless integration with other construction materials and facilitating efficient assembly processes. Its versatility enables it to be used in various structural elements, such as beams, columns, and reinforcement bars, providing stability and structural integrity to buildings, as well as improving seismic performance. Furthermore, the use of special steel in construction aligns with sustainability goals. It is a recyclable material that can be reused without compromising its properties, reducing the environmental impact of the construction sector. Furthermore, its lighter weight compared to traditional materials minimizes the carbon footprint associated with transportation and installation. In summary, special steel contributes significantly to the construction sector by providing strength, durability, fire resistance, corrosion resistance, and versatility. Its use enables the construction of safer, more cost-effective, and environmentally-friendly structures, thereby enhancing the overall quality and sustainability of the built environment.
- Q: What are the environmental considerations of using special steel?
- Special steel production has significant environmental considerations. The extraction and processing of raw materials, such as iron and coal, contribute to deforestation, habitat destruction, and greenhouse gas emissions. Moreover, the high energy requirements during steel production result in carbon dioxide emissions, contributing to climate change. Special steel also often requires the use of alloying elements, such as chromium and nickel, which can lead to toxic waste and pollution if not properly managed. Therefore, careful monitoring and implementation of sustainable practices are crucial to minimize the environmental impact associated with using special steel.
- Q: How does special steel contribute to the power generation equipment industry?
- Special steel plays a crucial role in the power generation equipment industry by offering enhanced performance, durability, and reliability. Power generation equipment, such as turbines, generators, and transformers, operate under severe conditions including high temperatures, pressure, and corrosive environments. Special steel, with its unique properties and characteristics, addresses these challenges and contributes significantly to the industry. One of the key advantages of special steel in power generation equipment is its ability to withstand high temperatures. Special steel alloys, such as heat-resistant steels, are designed to perform under extreme conditions, enabling power plants to operate at elevated temperatures without compromising efficiency or safety. These steels maintain their strength, structural integrity, and resistance to creep and fatigue even at the highest operating temperatures, ensuring the reliability and longevity of the equipment. Furthermore, special steel offers excellent corrosion resistance, which is essential in power generation equipment due to the presence of corrosive substances like water, steam, and chemicals. Stainless steel, for instance, is widely used in power plants for its exceptional resistance to corrosion, preventing equipment degradation and minimizing maintenance costs. By using special steel, power generation companies can reduce downtime and enhance overall efficiency. Special steel also contributes to the power generation equipment industry by providing exceptional strength and mechanical properties. This is particularly important for large-scale equipment such as turbines and generators, which are subjected to high mechanical loads. High-strength special steel allows these components to withstand the stress and pressure, ensuring their safe and reliable operation over an extended period. Moreover, special steel's unique properties, such as high hardness and wear resistance, make it suitable for critical components like blades and rotors, reducing the risk of failure and enhancing overall performance. In summary, special steel is an indispensable material in the power generation equipment industry. Its ability to withstand high temperatures, resist corrosion, and provide exceptional strength and mechanical properties ensures the reliability, durability, and efficiency of power plants. By utilizing special steel, power generation companies can enhance their equipment's performance and reduce maintenance costs, ultimately contributing to the sustainable and reliable production of electricity.
- Q: What are the common failures or issues with special steel?
- There are several common failures or issues that can occur with special steel. One of the most common issues is corrosion. Special steel, like any other type of steel, can be prone to corrosion when exposed to certain environmental conditions, such as moisture or aggressive chemicals. This can lead to a decrease in its structural integrity and overall performance. Another common failure is fatigue. Special steel is often used in applications that require high strength and durability. However, repetitive loading or stress can cause the material to develop cracks or fractures over time, leading to fatigue failure. This can be particularly problematic in industries such as aerospace or automotive, where components are subjected to constant cyclic loading. In addition, improper heat treatment can result in failure. Special steel often requires specific heat treatments to achieve desired properties such as hardness or toughness. If the heat treatment process is not carried out correctly, it can lead to inconsistent material properties, resulting in reduced performance or premature failure. Welding issues can also occur with special steel. Welding is commonly used to join different components or structures made of special steel. However, if proper welding techniques and procedures are not followed, it can result in the formation of defects such as weld cracks, porosity, or inadequate fusion. These defects can weaken the weld joint and compromise the overall integrity of the structure. Lastly, dimensional instability can be a problem with special steel. Certain types of special steel, such as those with high carbon content, can exhibit dimensional changes when subjected to temperature variations. This can lead to distortion or warping of the material, affecting its fit, function, or assembly with other components. To mitigate these failures or issues with special steel, it is crucial to follow proper material selection, design, manufacturing, and maintenance practices. Conducting thorough inspections, implementing appropriate corrosion protection measures, and ensuring proper heat treatment and welding procedures can help minimize the occurrence of these failures and enhance the performance and longevity of special steel components.
- Q: What are the different methods for controlling the grain size in special steel?
- There are several methods for controlling the grain size in special steel. One common method is through the use of alloying elements such as vanadium or niobium, which can help refine the grain structure. Another approach is to employ controlled cooling techniques, such as quenching or tempering, to manipulate the rate at which the steel solidifies and thus control the grain size. Additionally, grain size can be influenced by the addition of grain refiners or by subjecting the steel to severe plastic deformation processes like rolling or forging. Overall, these methods allow for precise control over the grain size in special steel, enabling improved mechanical properties and performance.
- Q: Can special steel be used in the paper manufacturing industry?
- Yes, special steel can be used in the paper manufacturing industry. Special steels, such as stainless steel, can be used to make various components and equipment used in the paper manufacturing process. These steels offer excellent corrosion resistance, high strength, and durability, making them suitable for applications like paper machine parts, rollers, blades, and screens. Additionally, special steels can withstand high temperatures and mechanical stress, enhancing the overall efficiency and reliability of paper manufacturing operations.
- Q: How is special steel used in the production of injection molds?
- Due to its unique properties, special steel is widely utilized in the manufacturing of injection molds, which play a vital role in the production of various plastic and metal items through the injection molding process. The excellent heat resistance of special steel is one of the main factors behind its preference in injection molds. When the molten material is injected into the mold at high pressure and temperature, special steel can endure these extreme temperatures without warping or losing its shape. This ensures the final product's accuracy and precision. Furthermore, special steel exhibits remarkable hardness and wear resistance. Given that injection molds are subjected to frequent use, wear and tear can occur, leading to dimensional inaccuracies and a decline in product quality. By employing special steel, which is specifically designed to resist wear, the lifespan of injection molds is extended, guaranteeing consistent and high-quality production. Moreover, special steel offers good machinability, enabling the precise fabrication of intricate and complex mold designs. This capability is crucial in the production of molds with intricate geometries and precise details, which is essential for manufacturing complex plastic or metal parts. Additionally, special steel provides a superior surface finish for the molded products. The use of special steel in the creation of injection molds results in smooth and polished surfaces, ensuring that the final products possess a high-quality finish. In conclusion, special steel is extensively utilized in the production of injection molds due to its exceptional heat resistance, hardness, wear resistance, machinability, and surface finish. These properties make it an ideal material for ensuring accurate and precise manufacturing of plastic and metal products through the injection molding process.
- Q: What are the common heat treatment methods used for special steel?
- There are several common heat treatment methods used for special steel to improve its mechanical properties and enhance its performance. Some of these methods include: 1. Annealing: This process involves heating the steel to a specific temperature and then cooling it slowly to relieve internal stresses and create a refined microstructure. Annealing helps to improve the machinability and ductility of the steel. 2. Normalizing: Normalizing is a heat treatment method that involves heating the steel to a temperature above its critical point and then cooling it in still air. This process helps to refine the grain structure of the steel, improve its toughness, and enhance its strength. 3. Quenching: Quenching is a rapid cooling process that involves immersing the steel in a quenching medium, such as water, oil, or polymer. This method is used to increase the hardness and strength of the steel by forming a hard martensitic structure. However, quenching can also introduce internal stresses and reduce the steel's toughness, so it is often followed by tempering. 4. Tempering: Tempering is a heat treatment method that involves reheating the quenched steel to a specific temperature and then cooling it gradually. This process helps to relieve internal stresses, reduce hardness, and improve the toughness and ductility of the steel. Tempering also helps to enhance the steel's resistance to brittle fracture. 5. Austempering: Austempering is a heat treatment method that involves quenching the steel to a temperature just above its martensitic transformation range and then holding it at this temperature until the austenite transforms into bainite. This process produces a unique microstructure that provides a combination of high strength and good toughness. 6. Martempering: Martempering is similar to austempering, but the steel is quenched to a temperature just below its martensitic transformation range and then held at this temperature until the transformation is complete. Martempering produces a microstructure with improved strength and toughness compared to conventional quenching. These heat treatment methods are commonly used for special steel to tailor its properties to specific applications and requirements. The choice of method depends on factors such as the desired mechanical properties, the steel's composition, and the intended use of the final product.
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Hot Rolled Steel Strips in Coils_Hot Rolled Coil
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 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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