Pre-painted galvanized steel coil PPGI PPGL COATED STEEL STOCK
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 10000 m.t./month
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PREPAINTED GALVANIZED STEEL COILS
ZINC COATING:60g/m2 (-/+10g/m2)
COLOR: ACCORDING TO COLOR SAMPLE.
TOP COATING:5+13 MICRON, BACK COATING:5-7 MICRON;
COIL WEIGHT:3-5 ton
STANDARD:JIS G 3312
STEEL GRADE:CGCC
COIL ID:508mm
1.THICKNESS:-0.02/+0.02mm; WIDTH:0/5mm.ZINC COATING：+/-10g/m2;
2.TOLERANCE:+/-10% WITH QUANTITIES AND AMOUNT.
3.PACKAGE：FULL PACKED WITH ANTI-DAMP PAPER,IRON SHEET OUTSIDE.
4.SHIPMENT: GOODS WILL BE DELIVERED WITHIN 20 DAYS AFTER RECEIVING ADVANCE PAYMENT
5.TERMS OF PAYMENT: 20% TT IN ADVANCE,80% AGAINST COPY OF B/L. OR LC AT SIGHT
6.THIRD PARTY INSPECTION: SGS, INTERTEK,COTECNA ,BV. ANY EXPENSE ON INSPECTION(SUCH AS SGS,INTERTEK...) SHALL BE ON BUYER'S ACCOUNT.
- Q: How are steel coils processed and treated?
- To ensure the quality and suitability of steel coils for different applications, they undergo a series of steps and treatments. Initially, the coil is uncoiled by removing its protective wrapping and unwinding it. Any defects like cracks or uneven surfaces are then inspected. Next, the coil is cleaned to eliminate dirt, oil, and rust using chemical agents and mechanical scrubbing. After cleaning, it is rinsed and dried to prevent corrosion caused by residual moisture. Once cleaned, the steel coil may be treated based on its intended use. One common treatment is pickling, where the coil is immersed in an acidic solution to remove impurities and scale. This improves the surface finish and prepares the steel for further processing. After pickling, the coil can undergo cold rolling, which reduces its thickness and improves dimensional accuracy. This is done by passing the steel through a series of rollers at room temperature, gradually decreasing thickness and increasing strength. It also improves the surface finish. In some cases, the coil may undergo additional heat treatments like annealing or tempering. Annealing involves heating the coil to a specific temperature and slowly cooling it to relieve internal stresses and improve mechanical properties. Tempering, on the other hand, involves reheating the coil to a lower temperature and rapidly cooling it to enhance strength and toughness. Once the desired processing and treatments are completed, the steel coil may be coated or painted for added protection against corrosion or to enhance its appearance. Coating processes can include hot-dip galvanizing, electroplating, or applying organic coatings like paint or powder coatings. Finally, the processed and treated steel coils are cut into specific sizes or shapes according to customer requirements. This can be done using cutting methods such as shearing, slitting, or sawing. Overall, the processing and treatment of steel coils involve cleaning, pickling, rolling, heat treatment, coating, and cutting processes. These steps are carefully carried out to ensure the quality, strength, and suitability of the steel for its intended applications.
- Q: What are the dimensions of steel coils used in the furniture industry?
- The furniture industry utilizes steel coils of varying dimensions, which are determined by the specific application and requirements of the furniture manufacturer. Generally, these steel coils possess a thickness ranging from 0.20mm to 3.00mm and a width spanning from 600mm to 2000mm. The length of the coils may fluctuate, but it is typically within the range of 1000mm to 3000mm. These dimensions offer the necessary flexibility to shape and mold the steel coils into diverse furniture components like frames, springs, and structural supports.
- Q: How do steel coils contribute to thermal insulation in buildings?
- Steel coils do not directly contribute to thermal insulation in buildings. Steel coils are used in the construction of various building components, such as walls, roofs, and floors. However, these components need to be insulated separately using materials like foam, fiberglass, or mineral wool to provide thermal insulation.
- Q: What are the different methods of cutting steel coils into sheets?
- There are several methods used to cut steel coils into sheets, including shearing, slitting, and laser cutting. Shearing involves using a large, powerful machine to cut through the coil with a straight blade. Slitting involves passing the coil through a set of circular blades that gradually reduce its width, creating multiple narrower sheets. Laser cutting uses a high-powered laser beam to precisely and rapidly cut through the coil, offering a versatile and efficient method.
- Q: Which movie is better and why?I say Man of Steel!
- Pretty hard, I feel like Captain America The First Avenger had less flaws, but I more enjoyed Man Of Steel. I don't know why people didn't like how Cap first started out with advertising/singing and all that. I actually applauded Marvel for having the guts to stay true to the character's origin. Henry Cavill has the best look for Superman in my opinion, but I do agree with the critics that say he doesn't reflect the character's personality accurately. He's too dark, reminds me of Batman, but if he talked less. I disagree with the Superman killing conflict. True, the character is not a killer, but that's exactly why they wrote that in. Internal character conflict. Put him at war with himself. Plus, it gave the grand opportunity to give Doomsday his new origin, which I kinda liked. In the end, I'll say Man Of Steel, they really dove deep into that movie, it was well written and had a great plot. I loved seeing and learning more of Krypton. Crazy how I'm not even a huge Superman fan????
- Q: How are steel coils used in the production of electronic devices?
- Steel coils find extensive application in the production of electronic devices, serving various purposes. One prominent utilization lies in the manufacturing of transformers and inductors, which constitute essential components in numerous electronic devices. These components comprise a coil of wire wound around a core, with steel coils often serving as the core material due to their magnetic properties. The magnetic properties of steel contribute to amplifying the magnetic fields generated by the coils, facilitating effective energy transfer and voltage regulation. Steel's magnetic attributes, such as high permeability and low hysteresis loss, make it an ideal material for such applications. Furthermore, steel coils are also integral to the production of printed circuit boards (PCBs). PCBs, acting as the backbone of most electronic devices, consist of a flat, non-conductive board like fiberglass, adorned with a thin layer of copper traces etched onto it. These copper traces establish the electrical connections between different components on the board. Steel coils play a role in the PCB fabrication process, specifically in the creation of stencils. These stencils are employed to apply solder paste onto the board before component placement. Laser-cut steel coils give rise to accurate and consistent stencil patterns, ensuring precise solder paste application. To summarize, steel coils fulfill a crucial function in the production of electronic devices. They are employed in the manufacturing of transformers and inductors, enhancing energy transfer and voltage regulation through their magnetic properties. Additionally, steel coils contribute to the fabrication of PCBs by creating stencils for solder paste application. Overall, the use of steel coils guarantees the efficient and dependable operation of electronic devices.
- Q: What are the different methods of coil end welding for steel coils?
- Steel coils can be welded together using various methods. Some of these methods include: 1. Resistance Welding: By applying an electric current to the coil ends, the heat causes them to melt and join. This method is popular for its efficiency and speed. 2. Laser Welding: A high-energy laser beam is used to melt and fuse the coil ends precisely. This technique ensures high-quality welds. 3. Tungsten Inert Gas (TIG) Welding: TIG welding creates a protective atmosphere around the welding area using a non-consumable tungsten electrode and an inert gas like argon. It produces clean and strong welds, making it suitable for steel coil end welding. 4. Plasma Arc Welding: This method involves using a plasma torch to create an electric arc between the electrode and the workpiece. The intense heat generated melts the coil ends for welding. 5. Electron Beam Welding: A high-velocity beam of electrons heats and melts the coil ends. This technique is used for thick steel coils and offers deep penetration and high welding speed. 6. Friction Stir Welding: By using a rotating tool to generate friction and heat, the coil ends soften and fuse together. Although commonly used for joining aluminum coils, it can also be applied to steel coils. These are just a few examples of the different methods available for welding steel coil ends. The choice of method depends on factors such as desired weld quality, production speed, material thickness, and application requirements.
- Q: I mean about if I had a piece of metal, how can i decide that's iron or steel?Sorry for bad English.
- Iron and steel have different thermal expansions and specific heats. You could either heat it up and see how much it changes in length or you could put it in water inside a calorimeter and observe how much the temperature of the water changes
- Q: What are the common sizes of steel coils?
- The common sizes of steel coils vary depending on the specific needs and requirements of different industries. However, there are some standard sizes that are commonly used in the steel manufacturing and processing sectors. These include: 1. Slit Coils: Slit coils are typically smaller in size and are commonly available in widths ranging from 0.5 inches to 72 inches. The weight of slit coils varies, but it is usually between 1000 pounds to 50,000 pounds. 2. Master Coils: Master coils are larger in size and are typically used in steel processing facilities to produce various steel products. The width of master coils usually ranges from 36 inches to 96 inches, while the weight may vary from 5,000 pounds to 60,000 pounds. 3. Sheet Coils: Sheet coils are often used in construction, automotive, and appliance manufacturing industries. The standard sizes for sheet coils vary, but they are commonly available in widths of 48 inches, 60 inches, and 72 inches, with lengths ranging from 96 inches to 240 inches. 4. Plate Coils: Plate coils are primarily used in heavy-duty applications such as shipbuilding, bridge construction, and pressure vessel manufacturing. The sizes of plate coils are typically larger, with widths ranging from 36 inches to 96 inches, and lengths varying from 96 inches to 480 inches. It is important to note that these sizes are not fixed and can be customized based on specific customer requirements. Steel manufacturers and suppliers often have the capability to produce coils in various sizes to meet the diverse needs of their clients.
- Q: How are steel coils used in the appliance industry?
- Steel coils are commonly used in the appliance industry for various purposes such as manufacturing washing machines, refrigerators, dishwashers, and other household appliances. These coils are typically used to form the structure of the appliances, provide strength and durability, and support the weight of various components. The steel coils are also used in the production of heating elements, motors, and other key components that ensure the efficient operation of appliances.
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Pre-painted galvanized steel coil PPGI PPGL COATED STEEL STOCK
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 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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