3.Hot-Dip Galvanized Steel Coil with Good Quality

3.Hot-Dip Galvanized Steel Coil with Good Quality System 1

3.Hot-Dip Galvanized Steel Coil with Good Quality

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Loading Port:: Shanghai

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

3.Hot-Dip Galvanized Steel Coil with Good Quality

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: I'm a big fan of stainless steel and sterling silver, but not of the humidity of the country I'm in. Therefore I sweat more. Gross, I know. I'm buying a necklace chain for my ring.So does sweat contribute to tarnishing of silver and steel? The real kind?: steel shouldn't really tarnish, it rusts and moisture increases that. Silver tarnishes when exposed to air and sulfur. Moisture increases the process a bit, but it happens anyway. Sweat is not gross, it's a necessary function of your body, otherwise you would die. A lot of sports people wear jewelry and they sweat a lot. If you wear the jewelry all the time, that will prevent the tarnish a bit. If you take it off, clean it (water and dish washing liquid), dry it and put it in a zip lock back to keep it away from air and moisture. In the end, cleaning the jewelry is quick and easy so don't worry about it.

Q: What are the main characteristics of galvanized steel coils?: The main characteristics of galvanized steel coils include a protective zinc coating that prevents corrosion, high strength and durability, excellent formability and weldability, and a smooth and shiny surface finish.

Q: What are the common defects in steel coils?: During the manufacturing or handling processes of steel coils, several defects commonly occur. These defects have the potential to impact the quality and performance of the steel, making it crucial to identify and resolve them to ensure the production of top-notch steel products. Some of the typical defects found in steel coils are as follows: 1. Edge waves or buckles: This defect arises when the edges of the steel coil become wavy or buckled. It can be caused by improper winding, uneven cooling, or excessive tension during the manufacturing process. Edge waves can pose challenges in further processing and compromise the appearance of the final product. 2. Coil breaks: Coil breaks refer to longitudinal breaks or cracks that emerge in the steel coil due to excessive strain or stress. Improper winding, uneven cooling, or excessive tension during the manufacturing process can trigger these breaks. Coil breaks can negatively impact product quality and are a major concern within the steel industry. 3. Surface defects: Scratches, pits, or stains on the surface of steel coils are considered surface defects. These can occur due to improper handling, surface contamination, or inadequate cleaning processes. Surface defects can affect the steel's appearance and may also lead to corrosion or other performance issues. 4. Slivers: Slivers are thin strips or flakes that can peel off from the edges of the steel coil. Poor edge trimming, improper handling, or defects in the rolling mill can cause these slivers. Slivers can impede further processing and may also compromise the surface quality of the final product. 5. Weld defects: Weld defects can occur in steel coils that are made by welding multiple strips together. These defects can involve incomplete fusion, porosity, or cracks in the weld area. Weld defects can weaken the steel and impact its mechanical properties, rendering it unsuitable for certain applications. 6. Shape defects: Camber, coil set, or crossbow are examples of shape defects found in steel coils. These defects can be attributed to uneven cooling, improper winding, or tension variations during the manufacturing process. Shape defects can make processing the steel challenging and may result in dimensional inaccuracies in the final product. Manufacturers and users of steel coils must be aware of these common defects and take appropriate measures to prevent or mitigate them. Implementing quality control measures, following proper handling procedures, and conducting regular inspections can aid in identifying and rectifying these defects, ensuring the production and utilization of high-quality steel products.

Q: What is the difference between carbon steel and spring steel?? And which is the better one to make swords with??: All steel has carbon in it. If too much carbon is in the steel it is extremely hard and brittle. Like cast iron. The only difference between iron and steel is the level of carbon. Cast iron is very hard. A drill can barely drill thru it unless you treat it with something like cobalt or titanium nitride. But if you hit cast iron with a hammer very sharply it will break into pieces from the shock. Too low of carbon causes problems though. Steel is very flexible and machinable when it has very low carbon, but it also doesn't wear very well. If you made a sword out of low carbon steel, it would bend very easily and the edge would get dull quick. If you bent it, it wouldn't spring back either. That gets us to spring steel. This is just the right amount of carbon so the steel is very hard and the sword can hold an edge. It also gives it shock resistance. You can bend the sword and it returns to it's original shape. That is why it is called spring steel. The steel resists bending and when it does bend, as long as it isn't to far, it springs back when let go, to it's original shape

Q: What is the best butcher's steel around $20? I'm looking for a good tool to straight out some kitchen knives. thanks: Butcher Steel

Q: Steel or stainless steel: Steel often has impurities that can generate fumes, which cause a fever identical to smoke inhalation. You always need to be concerned about what you are breathing around hot metal.

Q: Can steel coils be used in high-temperature applications?: Yes, steel coils can be used in high-temperature applications. Steel has excellent heat resistance properties, and it can withstand high temperatures without undergoing significant deformation or structural damage. Additionally, steel coils are often treated with coatings or alloys to enhance their heat resistance, making them suitable for various high-temperature environments such as furnaces, boilers, and industrial ovens.

Q: What are the factors that affect the price of steel coils?: The factors that affect the price of steel coils include supply and demand dynamics, fluctuations in raw material costs (such as iron ore and coal), changes in energy prices, market competition, import and export regulations, currency exchange rates, and overall economic conditions.

Q: What are the different methods of levelling steel coils?: Different methods are employed to level steel coils, depending on their specific requirements and applications. Some commonly used methods include: 1. Roller Leveling: This method utilizes a series of rollers to apply pressure on the steel coil, effectively reducing residual stresses and eliminating any waviness or curvature. It is commonly used for achieving high flatness in thinner gauge coils. 2. Stretch Leveling: In this method, the steel coil is stretched beyond its yield point to eliminate shape defects. The coil is subjected to tension in a stretcher leveler machine, which elongates the material and removes inherent stresses. It is often used for achieving greater flatness in thicker gauge coils. 3. Temper Milling: This method involves passing the steel coil through a temper mill equipped with work rolls on top and bottom. The temper mill applies tension to the coil, flattening it and improving its shape and surface quality. It is typically used for higher strength steel grades. 4. Corrective Leveling: When the steel coil exhibits significant shape defects like wavy edges or center buckles, corrective leveling is employed. This method selectively removes material from specific areas of the coil to achieve a flat and uniform surface. Laser or plasma cutting machines are often used for this process. 5. Tension Leveling: Similar to stretch leveling, tension leveling applies tension to the coil without exceeding its yield point. Bridle rolls are used to stretch the material, eliminating internal stresses and leveling the coil. It is commonly used for achieving flatness in higher strength and thinner gauge coils. These methods can be used individually or in combination, depending on the specific requirements and desired end product. Each method has its advantages and limitations, and the choice of leveling method depends on factors such as coil thickness, material properties, and desired flatness.

Q: How do steel coils perform in high-temperature applications?: Steel coils perform well in high-temperature applications due to their excellent heat resistance and structural stability. The high melting point of steel allows it to maintain its strength and shape even at elevated temperatures, making it suitable for various industries such as automotive, construction, and manufacturing. Additionally, steel coils can withstand thermal expansion and contraction without warping or deforming, ensuring reliable performance and durability in extreme heat conditions.

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