Cold rolled carbon steel steel strip coils
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 53742 m.t./month
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Specification
Cold Rolled Steel coil is a mill product made with a high degree of gauge accuracy and uniformity of physical characteristics. The smooth
deoxidized matte finish gives an excellent base for paint, lacquer and enamel. Box annealing and absence of scale permit stamping and
moderate drawing operations. Sheets bend flat on themselves without cracking. Oiling protects Surface against rust. The application of
surface oil to cold rolled steel coil/sheet is intended to provide protection from corrosion ("rusting") during shipment and warehousing.
It is suited to formation by bending or drawing, which enables complex parts to be produced in good repeatable conditions and intended
for indoor use.
These cold rolled steel coil/sheet grades have excellent formability, which facilitates cold forming operations, and are ideal for deep
drawing. Our range of steels for cold forming offer excellent forming performance, due to the low scattering of their chemical composition
and their mechanical properties, which guarantees processing consistency.
Standard and Grade :
Cold rolled steel coils | ||||
JIS G3141-2005 | EN10130-2006 | ASTM A1008-12a | ||
Commercial quality | SPCC | DC01 | CS Type A/B/C | |
Drawing quality | SPCD | DC03 | DS Type A/B | |
Deep drawing quality | SPCE SPCF(non aging) | DC04 | DDS | |
Extra deep drawing quality | SPCG(non aging) | DC05/06 | EDDS | |
Application :
Automobile Industry, White Goods, Home Applicances, Oil & Air filters, semi product for coating with enamel or zinc, construction &
building sector, air-conditioning, furniture, radiators, tubes, profiles, mechanical construction, shelving, containers, drums
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 challenges in coil blanking?
- In order to achieve efficient and accurate production, coil blanking, a process used to cut flat metal sheets from coiled stock, must tackle several challenges. Some of the key challenges include: 1. Material variations: Coiled stock can have variations in thickness, width, and surface quality, which can impact the cutting process and result in inconsistent blanks. To ensure consistent quality and dimensional accuracy, it is crucial to carefully select and control the material. 2. Coil set and crossbow: Coiled stock often has inherent shape imperfections like coil set (longitudinal curvature) and crossbow (transverse curvature), which can cause alignment issues during cutting. Minimizing these imperfections requires the use of specialized equipment and techniques, such as straighteners and leveling systems. 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. Employing proper edge conditioning techniques, like deburring or edge trimming, is necessary to ensure clean and straight edges. 4. Slitting and shearing forces: The forces exerted during coil blanking can induce stresses and strains in the material, potentially leading to deformation or springback. To minimize these effects and maintain dimensional accuracy, careful consideration of slitting and shearing forces, along with proper tooling design and machine settings, is necessary. 5. Scrap and material waste: Coil blanking can generate significant amounts of scrap material, especially during setup and adjustment phases. Managing scrap and reducing material waste is crucial to optimize production efficiency and minimize costs. Efficient nesting algorithms and real-time monitoring systems can help achieve this. 6. Automation and productivity: Due to market demands, coil blanking often requires high-speed and high-volume production. Enhancing productivity can be achieved through the implementation of automation systems, such as robotic material handling and advanced control systems. However, integrating and synchronizing these components with the cutting process requires careful planning and system integration expertise. Overall, addressing these challenges in coil blanking necessitates 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 inspected for hardness?
- Steel coils are inspected for hardness using various methods to ensure their quality and suitability for specific applications. One common method is the Rockwell hardness test, which involves pressing a diamond or ball indenter into the surface of the coil and measuring the depth of indentation. The hardness value is then determined based on the depth measurement. Another method used is the Brinell hardness test, which employs a hardened steel or tungsten carbide ball indenter to create an indentation on the coil's surface. The diameter of the indentation is measured, and the hardness value is calculated using a formula based on the applied load and the diameter of the indentation. Vickers hardness test, on the other hand, uses a pyramidal diamond indenter to create an indentation on the coil's surface. The indentation diagonal lengths are measured, and the hardness value is calculated using a formula based on the applied load and the diagonal lengths. Apart from these traditional methods, modern technology has introduced non-destructive testing techniques such as ultrasonic testing and eddy current testing. Ultrasonic testing involves transmitting ultrasonic waves through the coil and measuring the time taken for the waves to return. Changes in the wave pattern can indicate variations in hardness. Eddy current testing uses electromagnetic induction to detect changes in electrical conductivity, which can be correlated to hardness variations in the steel coil. Overall, steel coils undergo rigorous inspection processes using a combination of traditional and advanced techniques to ensure their hardness meets the required specifications. These inspections play a crucial role in maintaining the quality and reliability of steel products in various industries.
- Q: What are the different types of welding used for steel coils?
- Steel coil fabrication involves the utilization of various welding techniques, each catered to specific requirements and applications. Here, we present some commonly employed welding methods for steel coil fabrication: 1. Stick welding, also known as Shielded Metal Arc Welding (SMAW), utilizes a flux-coated electrode and an electric current to generate an arc between the electrode and the base material. SMAW is a versatile and extensively used technique suitable for a range of steel coil applications. 2. Gas Metal Arc Welding (GMAW), also referred to as MIG (Metal Inert Gas) welding, employs a continuous wire electrode and a shielding gas to safeguard the weld pool against atmospheric contamination. GMAW is renowned for its high welding speed and ease of automation, making it a favored choice for steel coil manufacturing. 3. Flux-Cored Arc Welding (FCAW) shares similarities with GMAW, but employs a tubular electrode with flux inside. The flux serves as both the shielding gas and added alloying elements, resulting in enhanced efficiency and weld quality. FCAW is often employed for high-speed welding applications in steel coil fabrication. 4. Gas Tungsten Arc Welding (GTAW), also known as TIG (Tungsten Inert Gas) welding, employs a non-consumable tungsten electrode and an inert gas, typically argon, to protect the weld area. GTAW delivers high-quality, precise welds with exceptional control over heat input, rendering it suitable for thin steel coil materials and critical welding scenarios. 5. Submerged Arc Welding (SAW) involves the use of a continuously fed wire electrode and a granular flux that covers the weld area. The arc is submerged beneath the flux, providing excellent protection and minimizing the need for post-weld cleaning. SAW is commonly employed for welding thick steel coils due to its high deposition rates and deep penetration capabilities. These examples highlight the diverse range of welding techniques employed in steel coil fabrication. The selection of the appropriate welding method depends on factors such as the specific steel grade, thickness, desired weld quality, production speed, and cost considerations. It is crucial to choose the suitable welding technique to ensure the longevity and performance of steel coils across different applications.
- Q: How are steel coils protected from chemical damage?
- Steel coils are typically protected from chemical damage through various methods such as applying protective coatings or using barrier films. These protective measures act as a barrier between the steel surface and any potentially corrosive chemicals, preventing direct contact and minimizing the risk of chemical damage.
- Q: doesnt steel rust?
- Stainless steel is regular steel that has had nickel added in the manufacturing process. Because of the nickel it prevents rust.
- Q: Is Stainless steel called that because.....a. Its stains lessORb. Its virtually stainless (it can't stain).Lol do you know the correct answer?????
- a. is the correct answer. It will still show tea and coffee stains. I find using baking soda is a good way to clean it and freshens the drains of the sinks as well. If cleaning your refrigerator a glass cleaning spray works well, just be sure to dry it thoroughly.
- Q: How are steel coils used in the construction industry?
- Steel coils are used in the construction industry for various purposes, including the manufacturing of structural components such as beams, columns, and trusses. These coils are also utilized in the fabrication of roofing and cladding materials, as well as in the production of reinforcing bars for concrete structures. Additionally, steel coils are commonly employed in the construction of industrial buildings, bridges, and other infrastructure projects due to their strength, durability, and versatility.
- Q: How are steel coils used in the production of structural components?
- Structural components heavily rely on steel coils throughout the production process. These coils, made from rolled steel strips, serve as the essential raw material for manufacturing various components like beams, columns, and trusses. The initial step in utilizing steel coils for structural components involves uncoiling the strip and cutting it into desired lengths. This can be achieved using diverse cutting methods, such as shearing or sawing. Once the coils are cut into appropriate lengths, they undergo further processing to shape them into specific structural components required for a particular project. One prevalent approach to shaping steel coils into structural components is through bending or forming. This necessitates the use of specialized machinery to bend or shape the steel into the desired configuration. For instance, a steel coil can be bent into an I-beam shape, commonly employed as a load-bearing component in buildings and bridges. Another technique employed for shaping steel coils into structural components is welding. This involves joining multiple steel coils together to create larger components. Welding is often employed to fabricate components like columns or trusses, which demand the combination of multiple steel coils to achieve the required strength and structural integrity. Once the steel coils have been shaped and formed into the desired structural components, they may undergo additional processes, including surface treatment or coating, to enhance their durability and resistance to corrosion. This ensures that the components will endure and withstand the demands of their intended applications. In conclusion, steel coils are crucial in manufacturing structural components as they provide the necessary raw material. Through cutting, bending, and welding processes, steel coils are transformed into the specific components needed for various construction projects. These components play a vital role in supporting the structural integrity of buildings, bridges, and other structures.
- Q: What is the average flatness tolerance for steel coils?
- The average flatness tolerance for steel coils typically ranges between 0.25% and 0.5% of the coil's width.
- Q: i bought an airsoft gun and it said steel recievers on it im not sure what that is
- Basically okorder / And so on and so on. Contrary to what the first answerer said, steel receivers aren't that bad. They do give a bit of heft but they are quite durable, give a realistic feel, and don't break when you land on them by accident.
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Cold rolled carbon steel steel strip coils
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 53742 m.t./month
OKorder Service Pledge
OKorder Financial Service
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