Galvanzied Steel Coil

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Commodity	Hot dip galvanized steel coil and sheet
Technical Standard:	JIS 3302 / ASTM A653 / EN10143
Grade	DX51D / DX52D/ DX53D/ S250,280,320GD
Types:	Commercial / Drawing / Deep Drawing / Structural quality
Width	500/650/726/820/914/1000/1200/1219/1220/1250mm
Thickness	0.12-2.8mm
Type of coating:	Galvanized
Zinc coating	Z30-275g/m2
Surface Treatment	Chromed / Skin-pass/ Oiled/Slightly Oiled/ Dry/ Anti-fingerprint
Surface structure:	Zero spangle / minimized spangle / regular spangle/ big spangle
ID coil	508mm or 610mm
Coil weight	3-8 MT per coil
Package:	Properly packed for ocean freight exportation in 20''containers
Application:	Industrial panels, roofing and siding for painting
Price terms	FOB,CFR,CIF
Payment terms	T/T or L/C
Delivery time	Within 30 days
Remarks	Insurance is all risks
	MTC will be handed on with shipping documents
	We accept the third party certification test,such as SGS/BV

Technical data :

Hot dipped galvanized coil Technical Data

Chemical Composition
GRADE	C	Si	Mn	P	S	Ti
SGCC/DX51D+Z	≤0.10	≤0.50	≤0.60	≤0.10	≤0.030	≤0.020
DX52D+Z	≤0.10	≤0.50	≤0.60	≤0.10	≤0.030	≤0.020
SGCD/DX53D+Z	≤0.10	≤0.30	≤0.50	≤0.05	≤0.030	≤0.020
SGCE/DX54D+Z	≤0.10	≤0.30	≤0.30	≤0.03	≤0.020	≤0.020
DX56D+Z	≤0.10	≤0.30	≤0.30	≤0.03	≤0.020	≤0.020
Structural	≤0.20	≤0.60	≤1.70	≤0.10	≤0.045

Hot dipped galvanized steel coil Mechanical Properties
GRADE	Yield Strength MPa	Tensile Strength MPa	Elongation %
SGCC(DX51D+Z)	≥205	≥270	-
SGCD(DX53D+Z)	-	≥270	38
SGCE(DX54D+Z)	-	≥270	40
DX56D+Z	-	≥270	42

Q:Are steel sheets suitable for oil and gas industry applications?: Yes, steel sheets are suitable for oil and gas industry applications. Steel sheets offer excellent strength, durability, and corrosion resistance, making them ideal for various applications in the oil and gas industry, such as storage tanks, pipelines, and offshore platforms. Additionally, steel sheets can withstand high temperatures and extreme conditions, making them a reliable choice for this industry.

Q:What are the different sheet metal forming techniques for steel sheets?: There are several different sheet metal forming techniques that can be used for steel sheets. These techniques are utilized to shape the metal into desired forms and structures. Some of the common sheet metal forming techniques for steel sheets include: 1. Bending: This is a widely used technique in which the sheet is bent to create angles, curves, or complex shapes. It can be done manually or by using machines such as press brakes. 2. Stretch forming: In this technique, the sheet is stretched and formed over a mold or die to create a desired shape. It is commonly used for large and curved components. 3. Deep drawing: This technique involves using a punch and a die to form a sheet metal into a desired shape. It is commonly used for creating cylindrical or box-like structures such as cans, pots, or automotive components. 4. Roll forming: Roll forming involves passing the sheet metal through a series of rollers to gradually shape it into a desired form. It is often used for producing long and continuous shapes such as rails, tubes, or channels. 5. Spinning: This technique involves rotating a sheet metal while shaping it against a mandrel using a spinning tool. It is commonly used for creating cylindrical or conical shapes such as lampshades or cookware. 6. Embossing: In this technique, the sheet metal is stamped with a pattern or design to create a raised or recessed surface. It is commonly used for decorative purposes or to improve the structural integrity of the sheet. 7. Hydroforming: Hydroforming utilizes hydraulic pressure to shape the sheet metal into complex forms. It is often used for creating automotive components such as car body panels or exhaust systems. These are just a few examples of the sheet metal forming techniques that can be used for steel sheets. The choice of technique depends on the desired shape, complexity, and requirements of the application.

Q:What is the density of steel sheets?: The density of steel sheets varies depending on the specific type of steel being used. On average, the density of steel sheets ranges from 7.75 to 8.05 grams per cubic centimeter (g/cm³).

Q:How are steel sheets manufactured?: Steel sheets are manufactured through a process called hot rolling. This involves heating the steel billets, passing them through multiple rollers to reduce the thickness, and then cooling them to create flat sheets.

Q:What are the different surface textures for galvanized steel sheets?: There are several different surface textures available for galvanized steel sheets, including smooth, diamond-patterned, and textured.

Q:How are steel sheets cleaned and maintained?: There are various methods available for cleaning and maintaining steel sheets, depending on specific requirements and conditions. Below are some commonly used approaches: 1. Regular cleaning: It is important to clean steel sheets regularly to eliminate dust, dirt, and other debris that may accumulate on the surface. This can be accomplished by using a soft cloth or sponge along with mild soap or detergent and warm water. It is advisable to avoid abrasive cleaners or scrub brushes that can cause surface scratches. 2. Rust removal: Prompt removal of rust spots is crucial to prevent further corrosion on steel sheets. Rust can be eliminated using a wire brush, sandpaper, or a rust remover solution. Once removed, the area should be thoroughly cleaned and dried. 3. Protective coating: Applying a protective coating can help prevent rust and corrosion, especially for steel sheets exposed to harsh environments or moisture. Coating options include paint, varnish, or specialized anti-corrosion coatings. The coating should be applied in accordance with the manufacturer's instructions and reapplied periodically as needed. 4. Proper storage: To prevent moisture buildup and corrosion, it is important to store steel sheets in a dry and well-ventilated area. They should be kept away from direct contact with the ground and other metals to avoid galvanic corrosion. Additionally, using covers or protective wraps can provide further protection against dust and other contaminants. 5. Periodic inspection: Regularly inspecting steel sheets for any signs of damage, such as dents, scratches, or cracks, is essential. If any damage is identified, it should be promptly repaired to prevent further deterioration. 6. Professional maintenance: In the case of large-scale or complex steel sheet installations, it may be necessary to enlist professional maintenance services. These experts possess the knowledge, tools, and experience required to perform more extensive cleaning, maintenance, and repairs. By adhering to these cleaning and maintenance practices, steel sheets can maintain their integrity, appearance, and performance over time.

Q:Are steel sheets resistant to extreme temperatures?: Yes, steel sheets are generally resistant to extreme temperatures.

Q:How can the offset film affixed to the cold-rolled steel sheet be removed?: On the hard surface of the self-adhesive mark, we can use non greasy wash water on the surface of the object, and then gently wipe with soft cloth; with industrial alcohol or gasoline can also remove these traces. If these stickers are found on the skin, they can also be removed with lemon juice.

Q:Can steel sheets be used for manufacturing security doors?: Yes, steel sheets can be used for manufacturing security doors. Steel is a strong and durable material that provides excellent security and protection. It can withstand forced entry attempts and offers resistance to break-ins. Steel sheets are commonly used in the construction of security doors due to their high tensile strength, which makes them difficult to bend or break. Additionally, steel doors can be reinforced with additional features such as multiple locks, deadbolts, and security bars for enhanced security. Overall, steel sheets are a reliable choice for manufacturing security doors.

Q:What is the difference between hot rolled and cold rolled steel sheets?: The main difference between hot rolled and cold rolled steel sheets lies in the production process. Hot rolled steel sheets are manufactured at high temperatures, which results in a rougher surface and less precise dimensions. In contrast, cold rolled steel sheets are processed at lower temperatures and undergo additional rolling, resulting in a smoother surface finish and more accurate dimensions.

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