Q235 Cold Rolled Steel Plate/ Made in China

Q235 Cold Rolled Steel Plate/ Made in China

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 10 m.t.

Supply Capability:: 10000 m.t./month

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Q235 Cold Rolled Steel Plate

Product Description

Product name: Cold rolled steel plate
Q235 Cold Rolled Steel Coil

Product Description

.1)Thickness: 0.4-3.0mm

2)Width: 600/1000/1250/1500mm or customized

3)Grade: SPCC, SPCD, SPCE, DX51D+Z, DC01-06, ST12, 170P1, HC380LA, SPHC, Super deep drawing

4)Standard: JIS G3141-1996, EN 10131-2006, DIN EN 1002

5)Weight of Cold Rolled Coil : 3-15MT

6)Surface Treatment: Galvanized or Oil

7)Technique: Cold rolled

8)Edge: Cut edge or Mill

9)Original place: Shandong, China

10)Advantage of Cold Rolled Coil :

High quality in flatness, brightness and straightness, and be qualified in both chemical compositions and mechanical properties.

11) Package of Cold Rolled Coil : Strapped with min three strapping strips, covered by anti-water paper and plastic film, fixed on the iron or wooden pallets by strapping strips and covered by plastic bag to prevent damage from transportation.

12)Applications for Cold Rolled Coil :(1) For the further producing of hot dip galvanized steel products or Prime Pre-painted Steel Coil
(2) Cold rolled Steel Coil: Auto manufacture, Oil drum, Transformer's tank panel, Furniture, bicycle, construction, battery case, industrial machine, etc.

13)Process of Cold Rolled Coil :

Pickling: To clean the dust and rust points on the surface.
Cold Rolling: Digital rolling control system produces minimum thickness tolerance, helps to prevent twist and improve straightness.
Slitting: Precise slitting machinery helps control the best width tolerance and avoid camber or cracker.

Q: What are the different edge treatments for steel sheets?: There are several different edge treatments that can be applied to steel sheets depending on the desired functionality and aesthetics. Some of the common edge treatments for steel sheets include: 1. Deburring: This process involves removing any burrs or sharp edges that may have formed during the manufacturing process. Deburring is done to improve safety and prevent injuries during handling and installation. 2. Beveling: Beveling is the process of creating a sloping edge on the steel sheet. It is often done to facilitate welding or joining of multiple sheets together. Beveled edges provide a smooth transition and increase the strength of the joint. 3. Chamfering: Similar to beveling, chamfering involves creating a beveled edge on the steel sheet. However, chamfering is primarily done for aesthetic purposes to provide a finished and polished look to the edges. 4. Hemming: Hemming is a technique used to bend the edge of a steel sheet back onto itself. It is commonly used in automotive and appliance industries to create a safe and smooth edge that eliminates the need for additional finishing or edge protection. 5. Rolled edges: Rolled edges are achieved by bending the edge of the steel sheet in a curved or rounded shape. This type of edge treatment is often employed to enhance structural integrity, reduce the risk of injury, and improve the overall appearance of the sheet. 6. V-grooving: V-grooving is a process of cutting a V-shaped groove along the edge of the steel sheet. This treatment is commonly used for decorative purposes or to create a clean and precise joint when multiple sheets are being joined together. 7. Flanging: Flanging involves bending or folding the edge of the steel sheet at a specific angle. This treatment is often used to increase rigidity and strength along the edge, especially in applications where the sheet needs to support weight or resist bending. Each of these edge treatments serves a specific purpose and can be selected based on the specific requirements of the project. It is important to consider factors such as functionality, safety, aesthetics, and ease of fabrication when choosing the appropriate edge treatment for steel sheets.

Q: What is the average thickness tolerance for steel sheets?: The specific grade and manufacturing process can cause the average thickness tolerance of steel sheets to vary. Nonetheless, the industry standard for cold-rolled steel sheets is typically ±0.005 inches (0.13 mm) for sheets up to 36 inches wide, and ±0.010 inches (0.25 mm) for sheets wider than 36 inches. In the case of hot-rolled steel sheets, the average tolerance is usually higher and ranges from ±0.010 inches to ±0.060 inches (0.25 mm to 1.52 mm) depending on the sheet's thickness and width. It is worth noting that these values are averages, and manufacturers may establish their own tolerances based on customer demands and production capabilities.

Q: How do steel sheets compare to plastic sheets?: Steel sheets are generally stronger, more durable, and have a higher heat resistance compared to plastic sheets. They are better suited for heavy-duty applications, such as construction and industrial uses, where strength and durability are crucial. Plastic sheets, on the other hand, are lightweight, flexible, and cost-effective. They are commonly used for applications where weight and cost are important factors, such as packaging, signage, and some consumer goods. Ultimately, the choice between steel and plastic sheets depends on the specific requirements and intended use of the sheets.

Q: How do you repair damaged steel sheets?: To repair damaged steel sheets, the first step is to clean the area thoroughly, removing any dirt, rust, or debris. Then, using a grinder or sandpaper, smooth out the damaged area until the surface is even. Next, apply a suitable metal primer to the repaired area and let it dry. Finally, use a steel filler or epoxy putty to fill in any remaining gaps or imperfections. Once the filler is dry, sand it down to ensure a smooth finish, and paint the repaired area to match the surrounding steel sheets.

Q: Can steel sheets be used for magnetic shielding?: Yes, steel sheets can be used for magnetic shielding. Steel is a ferromagnetic material, meaning it can easily be magnetized and demagnetized. When placed between a magnetic source and an object, steel sheets can help redirect and absorb the magnetic field, thus providing effective shielding against magnetic interference.

Q: Are steel sheets susceptible to rusting?: Yes, steel sheets are susceptible to rusting. Steel is primarily made up of iron, which is a metal that naturally reacts with oxygen in the presence of moisture to form iron oxide, also known as rust. This means that if steel sheets are exposed to water or moisture, they can begin to rust over time. However, there are methods to prevent or slow down the rusting process, such as applying protective coatings or using stainless steel, which contains elements like chromium that provide additional resistance to corrosion.

Q: Can the steel sheets be used for medical equipment?: Indeed, medical equipment can make use of steel sheets. Steel's robustness, longevity, and resistance to corrosion render it a prevalent substance in the medical sector. It permits the production of an array of medical equipment, including surgical tools, hospital beds, medical trolleys, and diagnostic apparatus. Steel sheets can be conveniently shaped and crafted into diverse forms and dimensions, thereby catering to distinct requirements of medical equipment. Moreover, steel's hygienic attributes, facilitating easy sterilization, establish it as a fitting material for medical equipment necessitating regular sanitization.

Q: Can the steel sheets be easily painted or coated?: Indeed, it is possible to effortlessly paint or coat steel sheets. The sleek texture of these sheets enables exceptional paint or coating adherence. Before proceeding with the painting or coating process, it becomes crucial to diligently cleanse the surface to eliminate any potential dirt, grease, or rust that may hinder proper adhesion. Additionally, the utilization of a primer or base coat can considerably augment the resilience and longevity of the applied paint or coating. In summary, steel sheets furnish a fitting and conveniently paintable surface for an array of purposes.

Q: Can steel sheets be used for acoustic insulation?: Steel sheets alone cannot provide effective acoustic insulation. Steel is a highly conductive material that allows sound waves to easily pass through, resulting in poor soundproofing properties. To achieve acoustic insulation, additional materials with sound-absorbing properties, such as acoustic foam or mineral wool, should be used in combination with the steel sheets.

Q: What is the difference between an open plate and an original plate?: From the point of view of two kinds of steel material without distinction, general specification of thin strip, narrow width, tolerance requirements are high, but the strip roughness was poor single open flat rolled steel plate. And it is exactly the same as the original flat material, but because the plate is after uncoiling, leveling, shear processed steel belt, the comprehensive mechanical performance is not as good as the original flat, so some important occasions the use of the original plate, should pay attention to in the procurement

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