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 the steel sheets suitable for food-grade applications?: Yes, steel sheets are suitable for food-grade applications.

Q:What are the different types of surface treatments available for steel sheets?: There are several types of surface treatments available for steel sheets, including galvanizing, painting, powder coating, and plating. Each treatment offers specific benefits in terms of corrosion resistance, aesthetics, and durability, allowing steel sheets to be customized for various applications and environments.

Q:Are steel sheets suitable for HVAC equipment?: Yes, steel sheets are suitable for HVAC equipment. Steel is a durable and strong material that can withstand high temperatures, resist corrosion, and provide structural support. It is commonly used in the construction of HVAC systems, such as ductwork, air handlers, and exhaust systems, due to its excellent mechanical properties and ability to meet the demands of the HVAC industry.

Q:Are the steel sheets resistant to UV radiation?: Generally, steel sheets are resistant to UV radiation. Steel, being a highly durable material, can endure exposure to different environmental factors, including UV radiation. However, the level of resistance may differ depending on the specific type of steel and its protective coating. Steel sheets with a superior protective coating, such as galvanized or stainless steel, exhibit greater resistance to UV radiation compared to bare steel. These coatings act as a barrier, preventing direct impact of UV rays on the steel surface and reducing the chances of degradation or discoloration. Moreover, regular maintenance and proper care can further bolster the steel sheets' resistance to UV radiation, ensuring their long-term durability and performance.

Q:What is the average thermal conductivity of steel sheets?: The average thermal conductivity of steel sheets typically ranges from 15 to 50 Watts per meter Kelvin (W/m·K).

Q:What are the different packaging options for steel sheets?: Some common packaging options for steel sheets include wooden crates, cardboard boxes, and metal skids. These packaging options provide protection during transportation and storage, ensuring that the steel sheets remain in good condition.

Q:How do steel sheets perform in extreme weather conditions?: Steel sheets perform well in extreme weather conditions due to their durability and resistance to temperature variations, strong winds, heavy rainfall, and snow. They do not warp or crack easily, providing protection against harsh elements. Additionally, steel sheets have high corrosion resistance, making them suitable for areas prone to humidity or saltwater exposure.

Q:What is the difference between a perforated and non-perforated steel sheet?: The main difference between a perforated and non-perforated steel sheet lies in their respective designs and functionalities. A perforated steel sheet is characterized by having small holes or perforations evenly distributed throughout its surface. These holes can be of different shapes and sizes, depending on the specific application requirements. The primary purpose of a perforated steel sheet is to allow for the passage of air, light, sound, and liquids through the sheet, while still maintaining its structural integrity. This makes it highly suitable for applications where ventilation, filtration, or visibility is essential. Perforated steel sheets are commonly used in industries such as architecture, automotive, manufacturing, and construction, where they are employed for various purposes, including acoustic panels, protective barriers, decorative elements, and filter screens. On the other hand, a non-perforated steel sheet does not have any holes or perforations on its surface. It is a solid sheet of steel that is typically used for applications where strength, durability, and resistance to impact or abrasion are important factors. Non-perforated steel sheets are often utilized in structural engineering, machinery, shipbuilding, and heavy-duty equipment manufacturing, as they provide a solid and reliable surface for load-bearing and other demanding applications. In summary, the difference between a perforated and non-perforated steel sheet lies in their design and functionality. Perforated steel sheets have small holes throughout their surface, allowing for the passage of air, light, sound, and liquids, while non-perforated steel sheets are solid sheets without any holes, providing strength and durability for heavy-duty applications.

Q:Can steel sheets be galvanized or coated with protective layers?: Yes, steel sheets can be galvanized or coated with protective layers. Galvanizing is a process of applying a protective zinc coating to steel to prevent it from rusting. This is achieved by either hot-dip galvanizing, where the steel sheet is immersed in a bath of molten zinc, or by electroplating, which involves applying a zinc coating through an electrolytic process. In addition to galvanizing, steel sheets can also be coated with various protective layers. These coatings can include paint, epoxy, powder coatings, or other specialized coatings designed to enhance resistance to corrosion, chemicals, or abrasion. These protective coatings not only provide an aesthetic appeal but also serve as a barrier against environmental factors that could potentially damage the steel. The choice of galvanizing or coating a steel sheet depends on the specific application and the level of protection required. Galvanizing offers excellent corrosion resistance and is commonly used in outdoor applications where the steel is exposed to moisture, such as construction, automotive, and infrastructure industries. Coatings, on the other hand, provide a wide range of protective properties, making them suitable for various applications, including indoor environments or where specific chemical resistance is required. Ultimately, both galvanizing and coating steel sheets with protective layers are effective methods to enhance their durability and prolong their lifespan. The selection of the appropriate method depends on factors such as the intended use, environmental conditions, and budget.

Q:Can steel sheets be used for automotive body reinforcements?: Yes, steel sheets can be used for automotive body reinforcements. Steel is commonly used in the automotive industry for its high strength-to-weight ratio, durability, and ability to withstand impact and collision forces. Steel sheets can be shaped, molded, and welded to reinforce the body structure of vehicles, providing enhanced safety and structural integrity.

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