Pre-Painted Galvanized Steel Sheet/Coil High Quality

Pre-Painted Galvanized Steel Sheet/Coil High Quality System 1

Pre-Painted Galvanized Steel Sheet/Coil High Quality

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 200 m.t.

Supply Capability:: 20000 m.t./month

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2.Main Features of the Pre-Painted Galvanized/Aluzinc Steel Coil：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Pre-Painted Galvanized/Aluzinc Steel Coil Images

Pre-Painted Galvanized Steel Sheet/Coil High Quality

4.Pre-Painted Galvanized/Aluzinc Steel Coil Specification

Standard: AISI, ASTM, BS, DIN, GB, JIS

Grade: DX51D, DX52D

Thickness: 0.17-2.0mm

Brand Name: KMRLON

Model Number: coil

Type: Steel Coil

Technique: Cold Rolled

Surface Treatment: Coated

Application: Boiler Plate

Special Use: High-strength Steel Plate

Width: 20-1250mm

Length: customized

commoidty: pre-painted galvanized steel coil

Thickness: 0.13-4.0mm

width: 20-1250mm

zinc coating: 40-180g/m2

printing thickness: top side: 20+/-5 microns, back side: 5-7 microns

color: all RAL color

surface treatment: color coated

coil weight: 4-7 tons

coil ID: 508/610mm

packaging: standard seaworthy packing

5.FAQ of Pre-Painted Galvanized/Aluzinc Steel Coil

1. What’s the application of this product?

Roof, roof structure, surface sheet of balcony, frame of window, etc.

2. What’s the brand of the paint?

We use the best brand of all of the word—AKZO.

3. 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.

4. 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.

Q: I'm writing a story, and trying to find out how hot it needs to be for steel to turn into a gas.: Steel is to broad. There are many types of steel with different melting/boiling points. Iron* has a boiling point of 5182 °F and a Heat of vaporization of 340 kJ·mol?1. iron is the main ingredient of steel, along with carbon and other various elements.

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: What are the different methods of testing steel coils for quality control?: There are several methods commonly used to test steel coils for quality control. These methods ensure that the steel coils meet the required specifications and standards. 1. Visual Inspection: This is the most basic method of testing steel coils. It involves a thorough visual examination of the coils for any surface defects such as scratches, dents, or irregularities. Visual inspection helps identify any visible defects in the material. 2. Dimensional Measurement: Another important method is dimensional measurement. This involves using various tools like calipers, micrometers, or laser measuring devices to assess the dimensions of the steel coils. The measurements are compared against the specified tolerances to ensure they meet the required standards. 3. Hardness Testing: Hardness testing determines the resistance of the steel coils to indentation or penetration. It helps assess the strength and durability of the material. Common hardness testing methods include Rockwell, Brinell, and Vickers hardness tests. 4. Tensile Strength Testing: Tensile strength testing measures the maximum amount of tensile stress a steel coil can withstand before breaking or deforming. This test helps determine the strength and elasticity of the material and ensures it meets the required specifications. 5. Chemical Analysis: Chemical analysis involves testing the composition of the steel coils to verify if they contain the desired amount of specific elements. This is crucial for ensuring the coils are made from the correct grade of steel and comply with the required chemical composition standards. 6. Coating Thickness Measurement: In case the steel coils have a protective coating, it is important to measure the thickness of the coating. This is typically done using non-destructive testing methods like magnetic induction or eddy current testing. The coating thickness is compared against the specified requirements to ensure it provides adequate protection. 7. Surface Roughness Measurement: Surface roughness testing assesses the smoothness or roughness of the steel coil's surface. This is done using instruments like profilometers or roughness testers. Surface roughness testing helps ensure the coils meet the required surface finish standards. 8. Ultrasonic Testing: Ultrasonic testing utilizes high-frequency sound waves to detect internal defects such as cracks, voids, or inclusions within the steel coils. It is a non-destructive testing method that provides valuable information about the coil's structural integrity. 9. Magnetic Particle Inspection: This method is used to identify surface and near-surface defects in steel coils. Magnetic particles are applied to the surface, and any magnetic leakage caused by defects is detected using magnetic sensors. This technique is particularly effective for detecting cracks and other surface abnormalities. By employing a combination of these testing methods, manufacturers can ensure that the steel coils produced meet the required quality standards and are suitable for their intended applications.

Q: What are the different methods of oiling steel coils?: There are several methods of oiling steel coils, including applying oil by roll coating, using a spray system, or immersing the coils in an oil bath.

Q: How are steel coils used in the production of steel locks?: Steel coils are used in the production of steel locks as they provide the raw material needed for manufacturing lock components such as lock bodies, shackle, and tumblers. The steel coils are processed and shaped into various lock parts, which are then assembled to create the final product.

Q: What is the maximum length of a steel coil?: The maximum length of a steel coil can vary depending on various factors such as the manufacturing process, transportation limitations, and storage capabilities. However, it is common for steel coils to have a maximum length of around 30 meters (100 feet) or even longer in some cases.

Q: What are the different methods of coil end welding for steel coils?: There are several different methods of coil end welding for steel coils. These methods include: 1. Resistance Welding: This method involves applying an electric current to the ends of the coils, causing them to heat up and melt together. Resistance welding is commonly used for joining steel coils due to its high efficiency and speed. 2. Laser Welding: Laser welding utilizes a high-energy laser beam to melt and fuse the ends of the steel coils together. This method provides precise control over the welding process and can produce high-quality welds. 3. Tungsten Inert Gas (TIG) Welding: TIG welding uses a non-consumable tungsten electrode and an inert gas, such as argon, to create a protective atmosphere around the welding area. This method is known for producing clean and strong welds, making it suitable for steel coil end welding. 4. Plasma Arc Welding: Plasma arc welding involves using a plasma torch to create an electric arc between the electrode and the workpiece. The intense heat generated by the plasma arc melts the ends of the steel coils, allowing them to be welded together. 5. Electron Beam Welding: Electron beam welding utilizes a high-velocity beam of electrons to heat and melt the ends of the steel coils. This method is often used for joining thick steel coils and offers deep penetration and high welding speed. 6. Friction Stir Welding: Friction stir welding involves a rotating tool that generates friction and heat between the steel coil ends, causing them to soften and fuse together. This method is commonly used for joining aluminum coils but can also be applied to steel coils. These are just a few of the different methods of coil end welding for steel coils. The choice of method depends on various factors such as the desired weld quality, production speed, material thickness, and application requirements.

Q: How are steel coils used in the manufacturing of automotive components?: Steel coils are used in the manufacturing of automotive components by being processed and shaped into various parts such as body panels, frames, suspension components, and engine parts. The coils are typically cut, formed, and welded to create the desired shape and strength required for each specific component. The use of steel coils allows for the production of durable, strong, and cost-effective automotive parts that meet the industry's high standards for safety and performance.

Q: Why is it usually scorned by the shooting community to use steel cased ammo (like Wolf)? Always hear corrosive and steel is bad for the extractor/firing pin. Hulp a simpleton out!: I okorder /