Grade A36 SS400 Hot Rolled Steel Coil _HR Coil for Construction
- 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:
Alloy Steel
Shape:
Steel Coil
Grade A36 SS400 Hot Rolled Steel Coil _HR Coil for Construction
Specification
Product | Hot Rolled Steel Coil |
Place of origin | Tianjin, China |
MOQ | 25 tons |
Thickness | 1.0mm-80mm |
Width | 600mm-3000mm |
Length | In coil, 3000-15000mm |
Application | Construction of vessels, containers, buildings, |
roads, railways, other infrastructure, appliances, | |
and so on. | |
Standard | AISI, ASTM, BS, DIN, JIS, GB, etc |
Grade | A572,A573,A633,A678,A709,A710,G3101,G3136 |
Type | Steel Coil |
Surfacing | Vanished, painted, oiled or as request |
Technology | Hot Rolled |
Payment Terms | L/C,T/T, Western Union, Money Gram |
Product Ability | 5000 tons per month |
Delivery | Within 15-30 days upon receipt of L/C or deposits |
Packing | Standard seaworthy export packing or as the request of customers |
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 |
Chemical Composition
| Chemical Composition | ||||
C | Si | Mn | P | S | |
Q345B | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.040 | ≤0.040 |
Q345C | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.035 | ≤0.035 |
Q345D | ≤0.18 | ≤0.55 | 1.00-1.60 | ≤0.030 | ≤0.030 |
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: What are the benefits of using special steel in the energy sector?
- Using special steel in the energy sector comes with various advantages. To begin with, special steel provides exceptional strength and durability, making it the ideal material for constructing different energy infrastructure components like pipelines, pressure vessels, and turbines. Its high tensile strength and resistance to corrosion ensure that these structures can withstand the harsh conditions and pressures encountered in the energy sector, thereby reducing the risk of failures and increasing their lifespan. Additionally, special steel exhibits excellent heat resistance properties, which is crucial in the energy sector where high temperatures are generated. This makes it suitable for applications such as power generation, where it can be used in the construction of boilers, heat exchangers, and nuclear reactors. The ability of special steel to withstand extreme heat without deforming or losing its mechanical properties is vital for ensuring the safe and efficient operation of energy facilities. Furthermore, special steel offers superior weldability and formability, allowing for easier fabrication and assembly of complex energy infrastructure components. This makes it easier and more cost-effective to manufacture and install equipment in the energy sector, reducing both production costs and construction time. Another advantage of using special steel in the energy sector is its resistance to fatigue and cracking. Energy infrastructure components are subjected to cyclic loading and stress, which can lead to fatigue failure over time. The ability of special steel to resist fatigue and crack propagation ensures the long-term reliability and safety of energy infrastructure. Moreover, special steel offers excellent magnetic properties, making it suitable for use in power transmission and electrical equipment. Its magnetic permeability and low electrical resistance allow for efficient transmission and distribution of electricity, reducing energy losses and improving overall system performance. In conclusion, the use of special steel in the energy sector provides enhanced strength, durability, heat resistance, weldability, and fatigue resistance. These properties contribute to the reliability, safety, and efficiency of energy infrastructure, making special steel an invaluable material for the energy sector.
- Q: What are the properties of ultra-high-strength alloy steel?
- Ultra-high-strength alloy steel possesses exceptional strength and durability due to its unique composition. It typically contains a combination of various metals, such as chromium, nickel, and molybdenum, which contribute to its enhanced mechanical properties. This type of steel exhibits superior tensile strength, allowing it to withstand extremely high loads and resist deformation. Additionally, it offers excellent toughness, meaning it can absorb energy without fracturing. Ultra-high-strength alloy steel also exhibits good corrosion resistance, making it suitable for applications in harsh environments. Overall, its remarkable properties make it an ideal choice for demanding engineering and structural applications.
- Q: How does special steel contribute to the renewable energy aftermarket industry?
- Enhancing the efficiency, durability, and cost-effectiveness of renewable energy systems, special steel plays a critical role in the aftermarket industry. Wind turbine components are one of the primary beneficiaries of special steel in this industry. To withstand harsh environmental conditions and generate electricity efficiently, wind turbines require materials that are both high-strength and corrosion-resistant. Special steel alloys, such as high-strength low-alloy (HSLA) steel and stainless steel, offer exceptional mechanical properties, fatigue resistance, and corrosion resistance, making them an ideal choice for critical wind turbine components like rotor blades, tower structures, and more. By incorporating special steel into wind turbine manufacturing, the aftermarket industry can enjoy several advantages. Turbine lifespan is extended, maintenance costs are reduced, and energy output is improved. The strength and durability of special steel also allow for the construction of taller and larger wind turbine towers, enabling the installation of turbines in areas with lower wind speeds. This expansion of suitable locations maximizes the potential for energy production, making wind energy a more viable and widespread renewable energy source. Additionally, special steel contributes to the aftermarket industry through its application in solar power systems. Solar panels require sturdy mounting structures to handle the weight of the panels, withstand wind and snow loads, and ensure optimal sun exposure. Special steel, with its high strength-to-weight ratio and corrosion resistance, is commonly used in these mounting structures, providing long-lasting and reliable support for solar panels. Moreover, special steel finds applications in other renewable energy systems such as hydroelectric power plants and geothermal systems. These industries benefit from the corrosion resistance and ability to withstand extreme temperatures offered by special steel, ensuring the longevity and efficiency of the equipment. Overall, special steel plays a significant role in driving the growth and adoption of renewable energy sources worldwide. By enabling the production of reliable, durable, and efficient renewable energy systems, special steel contributes to the success of the aftermarket industry. Whether in wind turbines, solar panels, or other renewable energy technologies, special steel enhances performance and longevity, ultimately advancing the use of renewable energy sources on a global scale.
- Q: What are the different heat treatment furnaces used for special steel?
- Special steel is commonly subjected to various heat treatment processes using different types of furnaces. Each furnace serves a specific purpose and is engineered to create the ideal heating and cooling conditions necessary for the steel to attain its desired properties. One of the furnaces employed for special steel is the annealing furnace. This furnace utilizes a technique called annealing, which entails heating the steel to a specific temperature and then gradually cooling it to enhance its softness and ductility. To prevent oxidation during the process, annealing furnaces are often equipped with controlled atmospheres. Another type of furnace utilized for special steel is the quenching furnace. Quenching is a process that involves rapidly cooling the steel to increase its hardness. Quenching furnaces are designed to provide the required cooling rate and may utilize specialized cooling mediums like oil or water to achieve the desired outcome. Tempering furnaces are also commonly employed for special steel. Tempering involves heating the steel to a specific temperature and subsequently cooling it to enhance its toughness and reduce brittleness. These furnaces enable precise temperature control throughout the tempering process. Furthermore, carburizing furnaces are utilized for special steel. Carburizing is the process of introducing carbon into the surface of the steel to enhance its hardness. Carburizing furnaces are equipped with controlled atmospheres and designed to provide the necessary temperatures and carbon-rich environments for the carburizing process. In summary, the various heat treatment furnaces used for special steel serve distinct purposes such as annealing, quenching, tempering, or carburizing. These furnaces are meticulously engineered to provide the requisite heating and cooling conditions for the steel to achieve its desired properties.
- Q: How does spring steel maintain its elasticity?
- Spring steel maintains its elasticity due to its unique composition and heat treatment process. It is made from a high carbon steel alloy, which provides it with exceptional strength and flexibility. Additionally, spring steel undergoes a specific heat treatment called quenching and tempering. During this process, the steel is heated to a high temperature and then rapidly cooled, which creates a hardened structure. This hardened structure allows spring steel to withstand repeated bending and twisting without permanently deforming. Overall, the combination of high carbon content and heat treatment enables spring steel to maintain its elasticity and resilience.
- Q: How is the toughness of special steel measured?
- The toughness of special steel is typically measured using specific tests and methodologies that evaluate its ability to absorb energy and resist fracture. One common method is the Charpy V-Notch (CVN) test, which involves striking a notched specimen with a pendulum hammer and measuring the energy absorbed during fracture. The results are expressed as the amount of energy absorbed per unit area, usually in joules per square centimeter (J/cm²) or foot-pounds per square inch (ft-lb/in²). Another test commonly used is the Izod test, which is similar to the CVN test but uses a different specimen geometry. Additionally, other mechanical tests like tensile strength, impact strength, and fracture toughness measurements can also be used to assess the toughness of special steel. These tests help engineers and manufacturers determine the suitability of special steel for various applications, especially those that require high resistance to impact or sudden loading.
- Q: How does special steel perform in high-temperature strength?
- Special steel, also known as high-temperature steel, is specifically designed to excel in high-temperature strength applications. Unlike standard steels, which may lose their strength and structural integrity at elevated temperatures, special steel retains its mechanical properties even under extreme heat conditions. One of the key reasons behind the exceptional high-temperature strength of special steel is its unique composition. It is typically alloyed with elements such as chromium, nickel, and molybdenum, which significantly enhance its resistance to the effects of thermal expansion, oxidation, and creep. These alloying elements form stable oxides on the surface of the steel, acting as a protective layer that prevents further oxidation and corrosion, thereby maintaining the material's strength and integrity. Moreover, the microstructure of special steel plays a crucial role in its high-temperature performance. Through advanced manufacturing techniques, special steel is engineered to have a fine-grained structure, which improves its resistance to deformation and improves its creep strength. The fine grains also contribute to its ability to retain its mechanical properties at elevated temperatures for prolonged periods. Additionally, special steel undergoes rigorous heat treatment processes, such as quenching and tempering, which further enhance its high-temperature strength. These processes help to refine the microstructure and optimize the mechanical properties of the steel, including its hardness, toughness, and resistance to thermal fatigue. In conclusion, special steel is specifically designed and engineered to excel in high-temperature strength applications. Its unique composition, microstructure, and heat treatment processes contribute to its exceptional resistance to thermal expansion, oxidation, and creep, ensuring that it retains its mechanical properties and structural integrity even under extreme heat conditions.
- Q: How does special steel contribute to the automotive sector?
- The automotive sector greatly benefits from the inclusion of special steel, as it contributes significantly to the manufacturing and performance of different automotive components. This steel offers numerous advantages that enhance the quality, durability, and safety of vehicles. To begin with, special steel is renowned for its exceptional strength and toughness, making it well-suited for the production of crucial automotive parts such as engine components, chassis, suspension systems, and safety reinforcements. These parts necessitate high strength to endure the strains and stresses experienced during vehicle operation, thereby ensuring passenger safety. Moreover, special steel exhibits excellent resistance to wear, corrosion, and high-temperature environments, making it ideal for the production of gears, bearings, shafts, and exhaust systems that are exposed to harsh conditions. By incorporating special steel into these components, their lifespan, reliability, and overall performance are improved, consequently reducing maintenance and replacement costs for vehicle owners. Additionally, special steel allows for vehicle lightweighting, which is a constant objective for automakers aiming to enhance fuel efficiency and reduce emissions. Special steel alloys, such as high-strength low-alloy (HSLA) steel, possess a unique combination of strength and lightweight properties, enabling manufacturers to design lighter and more fuel-efficient vehicles without compromising safety or performance. Apart from its mechanical properties, special steel also contributes to the automotive sector through its versatility in manufacturing processes. It can be easily formed, welded, and machined, thereby enabling the creation of complex shapes and designs for automotive parts. This flexibility expands the possibilities for design and allows for innovative solutions to meet the ever-evolving needs of the automotive industry. In conclusion, special steel plays a vital role in the automotive sector by providing strength, durability, and lightweight properties to various components. Its incorporation in critical parts ensures vehicle and passenger safety, while its resistance to wear and corrosion improves the longevity and performance of automotive systems. With the automotive industry's constant drive for fuel efficiency and innovation, special steel remains an essential material in shaping the future of automobiles.
- Q: What are the different methods of improving the machinability of special steel?
- There are several methods available for improving the machinability of special steel. One approach is to modify the steel composition by adding elements such as sulfur, lead, or selenium, which can help break the chips during the machining process. Another method involves using coatings or surface treatments on the steel to reduce friction and heat generation during machining. Additionally, optimizing the cutting parameters, such as speed, feed rate, and cutting tool geometry, can also enhance machinability. Lastly, post-machining processes like stress relieving or heat treatment can be employed to improve the overall machinability of the special steel.
- Q: Can special steel be used in the production of musical instruments?
- Yes, special steel can be used in the production of musical instruments. Special steel, also known as tool steel or high-performance steel, is a type of steel that has been specifically designed to possess certain properties that make it suitable for specific applications. These properties include high strength, durability, and resistance to wear and corrosion. In the case of musical instruments, special steel can be used in various components, such as strings, springs, keys, valves, and reeds. For example, piano strings are typically made from high-carbon steel, which provides the necessary strength and elasticity for producing the desired sound. Brass instruments like trumpets or saxophones have valves made from special steel alloys that have excellent corrosion resistance and can withstand the repetitive movements required for playing the instrument. In addition, special steel can also be used in the manufacturing of instrument parts like guitar frets. Frets are metal strips embedded along the fingerboard of a guitar, and they need to be made from a material that is durable, wear-resistant, and able to hold its shape over time. Special steel alloys, such as stainless steel or nickel-silver, are commonly used for this purpose. Overall, special steel offers a range of properties that can enhance the performance and longevity of musical instruments. By using this type of steel, manufacturers can create instruments that produce high-quality sound, are more resistant to wear and tear, and have a longer lifespan.
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Grade A36 SS400 Hot Rolled Steel Coil _HR Coil for Construction
- 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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