Pre-Painted Galvanized Steel Sheet/Coil Best Quality Red Color

Pre-Painted Galvanized Steel Sheet/Coil Best Quality Red Color System 1

Pre-Painted Galvanized Steel Sheet/Coil Best Quality Red Color

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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 Best Quality Red Color

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 about your company？

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

4. 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.

5. 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:hello, I am trying to figure out what wok to get and came across a website that offers many woks out of different materials. what is the best, or considered original (traditional)? I have a couple of cast iron pots and pans - too heavy, so I am assuming it will take some time for a cast iron wok to heat up. what about carbon steel and stainless steel? Thanks: 1. Do not buy stainless Steel wok. Stainless steel is a poor conductor of heat. 2. Cast iron is traditional. It is heavy and takes long to heat and cool. You can get used to heating cooling, but weight can be a problem. I would not buy cast iron. 3. You may not believe this but carbon steel is also traditional and most widely used wok. Normally, a good wok is pounded out of high carbon steel thick stock. The pounding leaves thick bottom and gradually thinner walls. It is a good conductor of heat, easy to heat and cool, and light weight to mange taking off the heat when needed. I recommend buying high carbon steel wok

Q:What are the common coil inspection techniques?: Common coil inspection techniques include visual inspection, magnetic particle inspection, eddy current testing, ultrasonic testing, and radiographic testing.

Q:How are steel coils inspected for elongation using elongation testers?: Steel coils are inspected for elongation using elongation testers by first selecting a representative sample from the coil. This sample is then mounted onto the tester, which applies a controlled force to stretch the steel. The elongation tester measures the change in length of the sample as it is stretched, allowing the calculation of the elongation percentage. This data is crucial for evaluating the steel's ductility and mechanical properties, ensuring it meets quality standards and can withstand various applications.

Q:What are the dimensions of steel coils used in the agricultural structure industry?: The dimensions of steel coils utilized in the agricultural structure sector may differ based on the particular application and requirements at hand. Nevertheless, standard dimensions for steel coils in this industry span from 0.5mm to 3mm in thickness and from 600mm to 1500mm in width. The length of the coils can also vary, but typically falls between 1000mm and 3000mm. These dimensions afford flexibility in constructing agricultural structures like barns, sheds, and storage facilities, all while ensuring ample strength and durability. It is worth noting that precise dimensions may vary depending on the manufacturer and the unique demands of the agricultural project.

Q:What are the different methods of surface inspection for steel coils?: There are several different methods of surface inspection for steel coils, each with its own advantages and limitations. Some of the most commonly used methods include: 1. Visual Inspection: This is the simplest and most basic method, where an inspector visually examines the surface of the steel coils for any defects such as scratches, dents, or discoloration. While this method is subjective and dependent on the skill and experience of the inspector, it can be a cost-effective option for detecting obvious surface defects. 2. Magnetic Particle Inspection (MPI): This method involves applying a magnetic field to the steel coil and then applying iron particles on the surface. Any defects or cracks in the surface will disrupt the magnetic field, causing the particles to gather at those areas and making the defects visible. MPI is particularly useful for detecting surface cracks and defects that may not be easily visible to the naked eye. 3. Eddy Current Testing (ECT): ECT is a non-destructive testing method that uses electromagnetic induction to detect surface defects on steel coils. A probe with a coil is placed near the surface of the coil, generating an alternating magnetic field. Any changes in the electrical conductivity or magnetic permeability of the steel due to surface defects will cause a change in the induced current, which can be detected and analyzed. ECT is effective for detecting cracks, corrosion, or other surface irregularities. 4. Ultrasonic Testing (UT): This method uses high-frequency sound waves to inspect the surface and subsurface of steel coils. A transducer sends ultrasonic waves into the steel, and the reflected waves are analyzed to detect any changes or anomalies in the material. UT can identify defects such as cracks, delaminations, or voids within the coil, providing valuable information about the overall structural integrity of the steel. 5. Optical Inspection: This method utilizes advanced imaging techniques, such as cameras or laser scanners, to capture high-resolution images of the surface of steel coils. These images can be analyzed for defects, such as scratches, pits, or other irregularities. Optical inspection can provide detailed information and is often used in conjunction with other methods for a comprehensive inspection. It is important to note that each method has its own limitations and may be better suited for specific types of defects or surface conditions. Therefore, a combination of these methods is often employed to ensure a thorough and accurate inspection of steel coils.

Q:How do steel coils contribute to the automotive lightweighting trend?: Steel coils contribute to the automotive lightweighting trend in several ways. First and foremost, steel coils are used in the production of advanced high-strength steels (AHSS) which offer a higher strength-to-weight ratio compared to traditional steel grades. These AHSS can provide the same structural integrity as conventional steel, but with reduced weight. By incorporating AHSS into the construction of vehicle components such as body panels, chassis, and suspension systems, automakers can reduce the overall weight of the vehicle, thus improving fuel efficiency and reducing emissions. Furthermore, steel coils are used in the manufacturing of tailor-rolled blanks (TRBs). TRBs are formed by welding or bonding different steel grades together in a coil before stamping them into the desired shape. This allows for the optimization of material usage, as stronger steel grades can be strategically placed in areas that require higher strength, while lighter grades can be used in less critical areas. This technique not only reduces weight but also enhances safety by reinforcing necessary areas of the vehicle. Moreover, steel coils enable the production of thinner and more formable steel sheets. The advancements in steelmaking technology have allowed for the development of thinner gauges without compromising strength and durability. Thinner steel sheets are easier to shape and form, enabling the creation of complex and lightweight automotive parts. This not only reduces weight but also improves design flexibility and aerodynamics, leading to enhanced performance and fuel efficiency. In addition, steel coils contribute to cost-effectiveness in lightweighting efforts. Steel is a relatively affordable material compared to alternatives like aluminum or carbon fiber. By utilizing steel coils, automakers can achieve lightweighting goals while keeping manufacturing costs under control. This affordability aspect is particularly important in the automotive industry, where cost considerations play a significant role in the design and production of vehicles. In summary, steel coils play a crucial role in the automotive lightweighting trend by enabling the production of advanced high-strength steels, tailor-rolled blanks, thinner and more formable steel sheets, and cost-effective lightweight solutions. These advancements contribute to improved fuel efficiency, reduced emissions, enhanced safety, and increased design flexibility, all of which are key factors in the ever-evolving automotive industry.

Q:What's the length of a coil of cold rolled steel? Is there a standard?: And the length has a lot to do with the thickness. So the total length of the volume is not good.

Q:How do steel coils contribute to durability and longevity in products?: The durability and longevity of products are greatly enhanced by steel coils, mainly because of their strength, stability, and resistance to corrosion. Firstly, steel is widely known for its exceptional strength, making it the perfect material for applications where durability is crucial. Steel coils, which are essentially tightly rolled steel, add strength and structural integrity to products. The stability offered by steel coils is another important factor in improving product durability. The tightly rolled structure of the coils ensures that they maintain their shape and resist deformation even under heavy loads or extreme conditions. This stability is particularly significant in industries like construction and automotive, where products need to withstand rigorous usage for long periods of time. Furthermore, steel coils have excellent resistance to corrosion, primarily due to the presence of protective coatings. These coatings, such as zinc or other metallic alloys, act as a barrier against moisture and environmental elements that cause rust and degradation. By preventing corrosion, steel coils help extend the lifespan of products, making them more durable and reliable. Moreover, steel coils can be customized to meet specific requirements, such as different thicknesses, widths, or surface finishes. This versatility allows manufacturers to tailor the steel coils to their desired application, ensuring optimal performance and longevity in their products. To sum up, steel coils contribute to the durability and longevity of products through their strength, stability, corrosion resistance, and customization capabilities. By incorporating steel coils into various industries and applications, manufacturers can ensure that their products last longer and provide greater reliability to consumers.

Q:How do steel coils contribute to the packaging industry?: Steel coils are widely used in the packaging industry as they provide strength, durability, and stability to packaging materials. They are commonly used to produce metal strapping and wire, which are essential for securing and bundling goods during transportation. Additionally, steel coils are used in the production of metal cans and containers, offering a robust and reliable solution for packaging various products.

Q:How are steel coils inspected for defects after rewinding?: Steel coils are inspected for defects after rewinding by using various techniques such as visual inspection, ultrasonic testing, magnetic particle inspection, and eddy current testing. These methods help identify surface irregularities, cracks, or other defects that may have occurred during the rewinding process, ensuring the quality and integrity of the steel coils.

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