High Quality of Galvanized Steel Coil in China

High Quality of Galvanized Steel Coil in China System 1

High Quality of Galvanized Steel Coil in China

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t

Supply Capability:: 10000 m.t/month

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1. Hot-Dip Galvanized Steel Coil Description：

Hot-dip galvanized steel coil are available with a pure zinc coating through the hot-dip galvanizing process. It offers the economy, strength and formability of steel combined with the corrosion resistance of zinc. The hot-dip process is the process by which steel gets coated in layers of zinc to protect against rust. It is especially useful for countless outdoor and industrial application.

2.Main Features of the Hot-Dip Galvanized Steel Coil：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Hot-Dip Galvanized Steel Coil Images

High Quality of Galvanized Steel Coil in China

4.Hot-Dip Galvanized Steel Coil Specification

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

Grade: SPCC, SPCD, Q195, DX51D

Thickness: 0.15-5.0mm

Model Number: coil

Type: Steel Coil

Technique: Cold Rolled

Surface Treatment: Galvanized

Application: Container Plate

Special Use: High-strength Steel Plate

Width: 600-1250mm

Length: depends

commodity: hot dipped galvanized steel coil

technique: cold rolled

thickness: 0.15-5.0mm

width: 600-1500mm

surface treatment: galvanized

zinc coating: 50-275g/m2

coil weight: 3-7 tons

coil ID: 508/610mm

spangle: zero spangle, regular spangle, small spangle, big spangle

payment term: by L/C or T/T

5.FAQ of Hot-Dip Galvanized Steel Coil

What’s the application of this product?

There are many applications for this product. For example, roofing, cladding, decking, tiles, sandwich walls, etc.

What’s the coating composition of Hot-Dip Galvanized Steel Coil?

The coating composition is 55% aluminium in weight ratio, 43.4% zinc, and 1.5% silicon, with excellent corrosion and heat resistance performance.

Q:Which one has more electrical resistivity? Wood or steel? And why?I know that the resistivity depends on the material of the conductor, but i want a perfect explaination please.Thnx in advance :): Steel is a conductor while wood is an insulator. There are no free electrons available in wood for conduction of electricity to take place. So wood has more electrical resistivity than that of steel.

Q:I had heard of steel braided fuel lines but ive also seen some air and coolant lines that are steel braided. Are these commonly used? I guess what I'm asking is if its a good idea to use them.: Steel braided line are mainly use in turbulence areas, where they need to be protected. i would recommend replacing your brake line with it but not your coolant or air lines. there are other materials that are well suitable for coolant and air lines.

Q:What are the different types of coatings applied to steel coils?: There are various types of coatings that can be applied to steel coils, each with its own specific purpose and benefits. 1. Galvanized Coating: This is one of the most common types of coatings applied to steel coils. It involves the application of a layer of zinc to the steel surface. Galvanized coatings provide excellent corrosion resistance, making them suitable for outdoor applications where the steel may be exposed to moisture or harsh environmental conditions. 2. Galvalume Coating: Similar to galvanized coating, galvalume coating also involves the application of a layer of zinc to the steel surface. However, it also includes a small amount of aluminum, which enhances the corrosion resistance and provides better heat reflectivity. Galvalume coatings are often used in roofing and cladding applications. 3. Pre-painted Coating: Pre-painted coatings involve the application of a layer of paint or primer to the steel surface. This type of coating allows for customization in terms of color and finish. Pre-painted coatings not only enhance the aesthetics of the steel but also provide additional protection against corrosion and weathering. 4. Organic Coating: Organic coatings are typically applied as a topcoat over a galvanized or galvalume coating. They are made of various resins, such as polyester, epoxy, or polyurethane, which provide additional protection against corrosion, abrasion, and chemicals. Organic coatings are commonly used in applications where both aesthetics and durability are important, such as in the automotive industry. 5. Metallic Coating: Metallic coatings, such as aluminum or zinc, are applied to steel coils using a process called hot-dip coating. These coatings provide excellent corrosion resistance and are commonly used in applications where the steel is exposed to high temperatures or corrosive environments. 6. Chromate Conversion Coating: Chromate conversion coatings are applied to steel coils primarily for their corrosion resistance properties. They are commonly used in electrical applications to protect against galvanic corrosion and improve conductivity. Overall, the type of coating applied to steel coils depends on the specific requirements of the application, including the desired level of corrosion resistance, aesthetics, and environmental factors.

Q:Why is the steel tape tape head not fixed?: In this way, no matter how you measure, always be measured, from the ruler of the "0" bit began.The fixed ruler does not take this action when it is taken, which directly results in the thickness of the steel sheet that needs to be added or lowered to your readings;Activity design is designed to reduce error, and this is an advanced approach;

Q:What are the different types of steel coil cutting blades?: Various types of steel coil cutting blades exist, each specifically designed for particular cutting purposes. 1. Slitting Blades: These blades are utilized to cut steel coils into narrow strips. They possess a straight cutting edge and come in different widths to accommodate various slitting needs. Industries like automotive, construction, and metal fabrication commonly employ these blades. 2. Shearing Blades: These blades are created to cut steel coils into flat sheets. They feature a curved cutting edge that enables a clean and precise cut. Steel service centers, where large coils are transformed into flat sheets for further manufacturing processes, frequently utilize shearing blades. 3. Circular Blades: Also known as rotary blades, these blades are employed for continuous cutting of steel coils. With a circular shape adorned with sharp teeth along the edge, they can effectively cut through the coil as it passes through the cutting machine. Industries such as packaging, printing, and paper manufacturing often make use of circular blades. 4. Guillotine Blades: These blades are employed to cut steel coils in a straight downward motion. Possessing a vertically moving straight cutting edge, they can effectively slice through the coil. Guillotine blades are frequently used in heavy-duty cutting applications that involve thick steel coils or large quantities of material. 5. Slitter Knives: Similar to slitting blades, slitter knives are typically smaller and employed in slitting machines that require multiple blades. Industries requiring high-precision slitting, such as electrical transformer production or precision metal stamping, often rely on slitter knives. Each type of steel coil cutting blade possesses unique characteristics and designs that render them suitable for specific cutting tasks. The appropriate blade selection depends on factors like steel coil thickness and width, desired cut quality, and specific application requirements.

Q:How are steel coils protected during shipping?: Various measures are implemented to safeguard steel coils during shipping, guaranteeing their safety and preventing any harm. One widely used technique is the utilization of steel coil cradles or saddles. These structures, specifically designed for this purpose, securely hold the coils in place and prevent any movement or rolling during transit. Typically made from robust steel or durable materials, the cradles are engineered to withstand the weight and pressure of the coils. Additionally, steel coils are often wrapped in protective materials like plastic or paper. This wrapping acts as a barrier, shielding the coils from potential contaminants such as moisture, dust, and other detrimental factors that could compromise their quality. The wrapping is applied tightly to ensure it remains in position throughout the entire shipping process. To provide further protection, specialized equipment is used to load the coils into shipping containers or onto flatbed trucks. Coil hooks or lifting clamps are examples of such equipment, allowing for safe and secure handling, thereby minimizing the risk of accidents or damage during the loading and unloading stages. In certain cases, steel coils may be packed into wooden or metal crates to offer additional safeguarding. These crates serve as an extra layer of security and prevent any potential impacts or rough handling from causing damage to the coils. Ensuring the protection of steel coils during shipping is of utmost importance to ensure their arrival at the intended destination in optimal condition. By employing cradles, protective wrapping, specialized equipment, and additional packaging when necessary, the risk of damage is significantly reduced, resulting in a smooth and successful transportation process.

Q:What is the average surface finish tolerance for steel coils?: The average surface finish tolerance for steel coils typically ranges from 0.5 to 1.5 micrometers.

Q:My mother is in a weilding class, and today she accidentally welded Galvanized Steel. She doesn't feel good and she wants to know what the symptoms are for Galvanized Poisoning from breathing in the Fumes. Please help, I am worried for her.: Galvanized Poisoning

Q:How do steel coils contribute to the construction equipment industry?: Steel coils are essential in the construction equipment industry as they are used to manufacture various components like beams, plates, and tubes. These coils provide the necessary strength and durability needed for constructing heavy machinery and equipment. Additionally, steel coils are also utilized in the fabrication of structural frameworks, reinforcing bars, and other critical parts, ensuring the integrity and safety of construction equipment.

Q:How are steel coils protected against UV radiation?: Steel coils are protected against UV radiation through a process known as coil coating. Coil coating involves applying a protective layer of paint or coating to the surface of the steel coil. This coating acts as a barrier between the steel and UV radiation, preventing direct exposure of the metal to the harmful effects of the sun's ultraviolet rays. The protective coating used for steel coils is specially formulated to provide excellent resistance against UV radiation. It typically contains pigments and additives that are designed to absorb or reflect UV light, reducing the amount of radiation that reaches the steel surface. Furthermore, the coating is applied in multiple layers to ensure maximum protection. The first layer, known as the primer, enhances adhesion to the steel surface and provides additional corrosion resistance. The subsequent layers, such as the base coat and topcoat, offer improved durability and UV resistance. In addition to the coating itself, the steel coils can be further protected against UV radiation by storing them in shaded areas or using covers to shield them from direct sunlight when stored outdoors. This additional precaution helps minimize the exposure of the coated steel coils to UV radiation, thereby prolonging their lifespan and maintaining their appearance. Overall, the combination of a high-quality protective coating, proper storage, and handling practices ensures that steel coils are effectively shielded against the damaging effects of UV radiation, allowing them to maintain their structural integrity and aesthetic appeal over an extended period of time.

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