Q195 Q275 etc Prime hot rolled steel coils hr coil competitive price and high quality in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 1000 m.t./month
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Item specifice
Hot Rolled Steel is widely available in the A36 steel alloy. The process to create Hot Rolled Steel
creates a more ductile steel with a rough surface finish and is sometimes more difficult to machine.
The cost is usually much less than a similar Cold Rolled product. Hot Rolled Steel A36 comes in many
shapes including: hot rolled steel flat bars, hot rolled steel flat bars, hot rolled steel round bars, hot rolled
steel square bars, hot rolled steel channels, hot rolled steel angles, and hot rolled tubing. Order Hot Rolled
Steel Alloys in A36 Hot Rolled Steel Alloys and Hot Rolled Stainless Steel Sheets in small quantities and
no minimums of all Stainless Steel at The Metal Store.
Uses: Hot rolled products like hot rolled steel bars are used in the welding and construction trades to make
railroad tracks and I-beams, for example. Hot rolled steel is used in situations where precise shapes and
tolerances are not required
Standard and Grade :
Hot rolled steel coils | ||||
JIS | ASTM | SAE | EN | |
Commercial quality | G3131 SPHC | A569 A635 A659 A1011 CS Type A,B,C | 1006~1025 |
10111 DD11 |
Drawing quality | G3131 SPHD | 1006~1010 | 10111 DD12 | |
Deep drawing quality | G3131 SPHE | A622 A1011 DS Type A,B | 1006~1010 | 10111 DD13 DD14 |
General structure (T.S.<490N/MM2) | G3101 SS330 SS440 G3106 SM400A G3132 SPHT1 SPTT2 SPHT3 | A36 A283 GR.C A570 GR.30~40 A1001 SS GR.30~40 |
1010~1025 | |
General structure (T.S.≥490N/MM2) | G3101 SS490 G3106 SM490A SM490YA | A570 GR.45~50 A607 GR.45~70 A1011 SS GR.45,50 |
J1392 050X | |
|
Application :
Automobile Industry, electrical appliance, machinery manufacturing, container manufacturing, shipbuilding,
bridge, pipeline, and receive high acclaim from our customers for its excellent quality.
Packing:
Packaging Detail | The packing of coil consists of anti-damp paper ,PVC film ,hardboard paper , steel box , strapped with steel strips, fitted with locks and edge protectors and guarantees the optimal condition of the delivered goods. Each coil can be additionally fitted with wooden/steel skids(eye of the side) or wooden pallets(eye of the sky) |
Delivery Time | within 30 days of receipt of LC original or prepayment |
Our Services
MOQ | FCL, 25 metric tons per 20GP, can be assorted with different sizes. |
LCL for trial order is acceptable. | |
Price Term | EX-WORK, FOB China Port, CNF, CIF |
Payment | T/T, 30% advanced payment before production and balance before shipment; OR Irrevocable L/C at sight. |
Delivery Time | within 30 days of receipt of LC original or prepayment |
FAQ:
1. Can you offer OEM to me? What about MOQ?
Of course, we are a professional with OEM manufacturer for 9 years. the MOQ can be 50 ton/ order..
2. How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw
material to final product we have strict quality test；We resolutely put an end to unqualified products
flowing into the market. At the same time, we will provide necessary follow-up service assurance.
3. How long can we receive the product after purchase?
Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the
factory manufacturing as soon as possible. The cargo readiness usually takes 15-25 days, but the
shipment will depend on the vessel situation.
4.How Can I Get Some Sample?
We are honored to offer you free sample, but courier charges will be on your side.
- Q:What are the common methods of packaging steel coils for transportation?
- There are several common methods of packaging steel coils for transportation. One widely used method is to use steel strapping or bands to secure the coils together. This method involves tightly wrapping the coils with steel bands and securing them with metal buckles or seals. The strapping helps to keep the coils in place and prevents them from shifting or rolling during transportation. Another common method is to use wooden pallets or skids to stack and transport the steel coils. The coils are placed on the pallets and secured with steel strapping or bands. This method provides stability and allows for easy handling and loading onto trucks or other transportation vehicles. Some steel coils are also packaged in wooden crates or boxes. These crates are typically made of strong and durable wood and are designed to protect the coils from external impacts or damage during transportation. The crates are often reinforced with steel bands or strapping to provide additional strength and stability. In addition to these methods, some steel coils are packaged in specialized containers or units. These containers are specifically designed to hold and secure steel coils for transportation. They often have built-in mechanisms or features that make loading and unloading the coils easier and safer. It is important to note that the specific method of packaging steel coils for transportation may vary depending on factors such as the size and weight of the coils, the mode of transportation, and any specific requirements or regulations in place.
- Q:How are steel coils used in the manufacturing of shock absorbers?
- Steel coils are commonly used in the manufacturing of shock absorbers as they provide the necessary strength and flexibility to absorb and dampen shocks and vibrations. These coils are typically placed inside the shock absorber to support the weight of the vehicle and absorb the impact caused by uneven road surfaces. The coiled steel springs compress and expand to absorb the energy from the shocks, ensuring a smoother and more comfortable ride for the vehicle occupants.
- Q:How are steel coils used in the production of oil and gas pipelines?
- Steel coils are used in the production of oil and gas pipelines as they provide the necessary strength and durability required for transporting petroleum products over long distances. These coils are formed into pipes through various manufacturing processes, such as hot rolling or cold forming, and then welded together to create a continuous pipeline. The high tensile strength of steel coils ensures that the pipelines can withstand the high pressure and harsh environmental conditions associated with oil and gas transportation.
- Q:How are steel coils inspected for camber?
- Steel coils are inspected for camber by using a straight edge or a camber gauge, which is placed on top of the coil to measure any deviation from straightness. The operator checks the distance between the straight edge and the coil at various points along its length to determine the amount of camber present.
- Q:What are the common coil grades available for steel coils?
- Steel coils come in different grades, each with its own distinct properties and uses. Some commonly used grades include: 1. HRC (Hot Rolled Coils): These coils are made by heating a steel slab to its recrystallization temperature and rolling it into a coil. HRC coils are known for their excellent weldability and formability, making them suitable for various applications like construction, automotive manufacturing, and general engineering. 2. CRC (Cold Rolled Coils): CRC coils are produced by further processing HRC coils through cold reduction, which involves passing the steel through rollers at room temperature. CRC coils have a superior surface finish and dimensional accuracy, making them ideal for applications that require a smooth and uniform appearance, such as automotive body panels, appliances, and electrical equipment. 3. GI (Galvanized Coils): GI coils are created by coating regular carbon steel coils with a layer of zinc through a hot-dip galvanizing process. This provides excellent corrosion resistance, making GI coils suitable for outdoor applications like roofing, fencing, and structural components. 4. Stainless Steel Coils: Stainless steel coils are made from different grades, with the most common being austenitic (such as 304 and 316) and ferritic (such as 430). Stainless steel coils offer excellent corrosion resistance, high temperature resistance, and aesthetic appeal, making them widely used in industries like food processing, chemical processing, and architecture. 5. EG (Electro-galvanized Coils): EG coils are similar to GI coils, but the zinc coating is applied using an electrolytic process instead of hot-dipping. EG coils have a thinner and smoother zinc layer, making them suitable for applications that require a brighter and more aesthetic appearance, such as automotive parts, appliances, and decorative items. These are just a few examples of the coil grades available for steel coils. The choice of the right grade depends on factors like the intended application, required mechanical properties, and desired aesthetics. It is important to seek guidance from steel suppliers or industry experts to determine the most suitable coil grade for a specific application.
- Q:How are steel coils used in the production of construction materials?
- Due to their strength, durability, and versatility, steel coils find widespread usage in the manufacturing of construction materials. Typically made from high-quality steel, these coils are shaped into continuous, cylindrical forms. In the realm of construction material production, steel coils serve different purposes. One primary application involves their use in the creation of steel beams, vital components in constructing buildings, bridges, and other structures. By processing and shaping the steel coils to the desired dimensions, they can easily be formed into beams capable of bearing heavy loads and providing structural support. Another significant utilization of steel coils in construction materials lies in the production of roofing materials. Transforming these coils into corrugated sheets, which are commonly employed as roofing panels, proves highly beneficial. Steel's durability and ability to withstand harsh weather conditions make it an ideal choice for safeguarding buildings against rain, snow, and strong winds. Moreover, these steel coils can be coated with protective layers to enhance their longevity and prevent corrosion. In addition, steel coils play a crucial role in fabricating construction materials such as pipes, tubes, and poles. By shaping the coils according to desired specifications, robust and reliable components for infrastructure projects can be created. Whether for underground pipelines, structural support systems, or utility poles, steel coils provide the necessary strength and durability required for these construction materials. Furthermore, steel coils assume a vital role in the production of construction materials employed in the fabrication of various fixtures and fittings. Through processing and shaping, steel coils can be transformed into door frames, window frames, reinforcement bars, and wire mesh, among other essential elements. This versatility allows for the creation of a wide range of construction materials indispensable for completing buildings and infrastructure projects. In conclusion, the utilization of steel coils in the production of construction materials is driven by their strength, durability, and versatility. Whether in the form of steel beams, roofing materials, pipes, or fixtures, these coils are molded into various shapes and sizes that cater to the specific requirements of construction projects. The incorporation of steel coils guarantees that construction materials possess strength, reliability, and the ability to withstand the demands of the built environment.
- Q:How are steel coils used in the production of wind turbines?
- Steel coils are used in the production of wind turbines to construct the tower and support structures. The coils are shaped and welded to create the tower sections, providing strength and stability to support the turbine's blades and nacelle. Additionally, the coils are also used to create the structural components, such as the base, for the turbine. Overall, steel coils play a crucial role in the manufacturing process of wind turbines, ensuring their durability and structural integrity.
- Q:What is the typical weight of a steel coil?
- The typical weight of a steel coil can vary depending on its size and thickness. However, on average, steel coils can weigh anywhere from a few thousand pounds to over 50,000 pounds.
- Q:What are the challenges in coil blanking?
- Coil blanking, a process used to cut flat metal sheets from coiled stock, presents several challenges that need to be addressed for efficient and accurate production. Some of the key challenges in coil blanking include: 1. Material variations: Coiled stock can have variations in thickness, width, and surface quality. These variations can affect the cutting process and result in inconsistent blanks. Proper material selection and control are crucial to ensure consistent quality and dimensional accuracy. 2. Coil set and crossbow: Coiled stock often has inherent shape imperfections like coil set (longitudinal curvature) and crossbow (transverse curvature). These imperfections can cause alignment issues during the cutting process, leading to misalignment and inaccurate blanks. Specialized equipment and techniques, such as straighteners and leveling systems, are required to minimize these shape imperfections. 3. Coil edge condition: The edges of coiled stock can have burrs, waves, or irregularities, which can affect the quality and precision of the cut blanks. Adequate edge conditioning techniques, such as deburring or edge trimming, need to be employed to ensure clean and straight edges for the final blanks. 4. Slitting and shearing forces: The forces exerted during the coil blanking process can induce stresses and strains in the material, potentially leading to deformation or springback. These factors can result in dimensional variations and affect the overall quality of the finished blanks. Careful consideration of the slitting and shearing forces, along with proper tooling design and machine settings, is necessary to minimize these effects. 5. Scrap and material waste: Coil blanking can generate significant amounts of scrap material, especially during setup and adjustment phases. Managing scrap and minimizing material waste are critical challenges in coil blanking to optimize production efficiency and reduce costs. Efficient nesting algorithms and real-time monitoring systems can help optimize material utilization and minimize waste. 6. Automation and productivity: Coil blanking processes often require high-speed and high-volume production to meet market demands. Implementing automation systems, such as robotic material handling and advanced control systems, can enhance productivity. However, integrating and synchronizing these automation components with the cutting process can be challenging and requires careful planning and system integration expertise. Overall, addressing these challenges in coil blanking requires a combination of proper material selection, advanced equipment, specialized techniques, and efficient process control. By overcoming these challenges, manufacturers can achieve consistent quality, dimensional accuracy, and productivity in coil blanking operations.
- Q:How are steel coils processed for painting or coating?
- Steel coils are typically processed for painting or coating through a series of steps. First, the coils are cleaned to remove any dirt, oil, or rust. This is usually done through a chemical cleaning process or by using mechanical methods such as shot blasting. Next, the coils are pre-treated to enhance adhesion and corrosion resistance. This can involve applying a conversion coating or a primer. Finally, the coils are painted or coated using a variety of methods such as roll coating, spray coating, or electrostatic coating. The specific process depends on the desired finish and application requirements.
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Q195 Q275 etc Prime hot rolled steel coils hr coil competitive price and high quality in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 1000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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