Corrugated steel sheets for roofing System 1

Corrugated steel sheets for roofing System 2

Corrugated steel sheets for roofing System 3

Corrugated steel sheets for roofing

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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	500/650/726/820/9/1000/1200/1219/1220/1250mm
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:What is the thickness of the paint board?: Paint boards are generally used in cabinets or doors and other places, we have often seen, but also understand some of the paint plate thickness of how much better? Paint board is a kind of woodworking materials. It is based on density board as base material, the surface after six to nine times (not the same as the number of Polish manufacturers are different, the more the number of process requirements is high, the cost is higher), the primer, drying, polishing (at the end of three, two, light) high temperature baked. At present, mainly used in cabinets, doors and so on. Paint board can be divided into light, Matt and metal paint three. At present, there are the latest engraving baking paint board, Newcastle house paint baking board and so on.

Q:Can steel sheets be used for storage tanks?: Yes, steel sheets can be used for storage tanks. Steel is a strong, durable, and corrosion-resistant material, making it suitable for containing various materials and liquids in storage tanks.

Q:Are steel sheets resistant to staining?: Yes, steel sheets are resistant to staining.

Q:Can steel sheets be laminated with other materials?: Indeed, it is possible to laminate steel sheets with different substances. Lamination involves the fusion of two or more materials to form a composite material that boasts improved characteristics. When it comes to steel sheets, they can be laminated with a variety of materials including plastics, polymers, wood, and even other metals. This technique is frequently employed to enhance the strength, longevity, resistance to corrosion, and visual appeal of steel sheets. Laminated steel sheets can be observed in numerous sectors such as automotive, construction, aerospace, and furniture production.

Q:What is the difference between stainless steel and regular steel sheets?: Stainless steel and regular steel sheets differ primarily in their composition and properties. Stainless steel is an alloy made from a combination of iron, chromium, and other elements such as nickel and molybdenum. Regular steel, on the other hand, is primarily composed of iron with small amounts of carbon and other impurities. The key difference between stainless steel and regular steel sheets lies in their corrosion resistance. Stainless steel is highly resistant to corrosion due to the presence of chromium, which forms a protective layer on its surface when exposed to oxygen. This layer, known as a passive film, prevents the steel from rusting and makes it suitable for applications in environments with high moisture or chemical exposure. Regular steel sheets, on the other hand, are prone to corrosion as they lack the protective chromium layer. They may require additional coatings or treatments to enhance their corrosion resistance. Without proper protection, regular steel sheets can rust and deteriorate over time when exposed to moisture or corrosive substances. Another difference between stainless steel and regular steel sheets is their strength and hardness. Stainless steel is generally stronger and more durable than regular steel due to its alloy composition. It can withstand higher temperatures and has better resistance to wear and tear. Regular steel, although strong, may not offer the same level of strength and durability as stainless steel. The aesthetic appeal is another contrasting factor between the two. Stainless steel sheets have a shiny, reflective surface that gives them a modern and sleek appearance. They are often used in architectural and decorative applications where visual appeal is desired. Regular steel sheets, on the other hand, have a more dull and matte finish and are primarily used for structural and industrial purposes rather than for their visual appeal. In summary, stainless steel sheets offer superior corrosion resistance, strength, and aesthetic appeal compared to regular steel sheets. They are a preferred choice for applications where durability, hygiene, and maintenance-free performance are required, such as in kitchens, medical equipment, automotive parts, and construction projects. Regular steel sheets, while less expensive, may require additional protection and are commonly used in structural and industrial applications where corrosion resistance and visual appeal are not primary concerns.

Q:What is the process of manufacturing steel sheets?: The process of manufacturing steel sheets involves several steps. First, the raw materials for steel production, which include iron ore, coal, and limestone, are obtained. These materials are then processed in a blast furnace to create molten iron. The molten iron is then refined in a basic oxygen furnace or an electric arc furnace, where impurities are removed and alloying elements are added to achieve the desired steel composition. Once the steel is refined, it is cast into slabs or billets, which are then reheated in a furnace to a temperature suitable for rolling. The reheated steel is then passed through a series of rolling mills, where it is shaped and reduced in thickness to form a continuous sheet. The rolling process involves multiple passes through the mills, with each pass gradually reducing the thickness of the steel and improving its properties. After the rolling process, the steel sheets are often pickled and treated with various coatings or finishes to improve their surface quality and corrosion resistance. Finally, the sheets are cut into specific sizes and may undergo additional processing, such as tempering or annealing, to further enhance their mechanical properties. Overall, the process of manufacturing steel sheets involves a combination of refining, casting, rolling, and finishing processes to produce high-quality sheets that meet the desired specifications.

Q:Are steel sheets suitable for corrosive environments?: No, steel sheets are not suitable for corrosive environments as they are prone to rust and degradation when exposed to moisture or certain chemicals.

Q:How are steel sheets used in construction?: Steel sheets are commonly used in construction for various purposes such as roofing, wall cladding, and structural support. They provide strength, durability, and resistance to harsh weather conditions. Steel sheets can be formed into different shapes and sizes, making them versatile for a wide range of construction applications.

Q:Can steel sheets be used in the defense industry?: Yes, steel sheets can be used in the defense industry. Steel is a versatile and strong material that can be used for various applications such as armor plating, vehicle manufacturing, and construction of military infrastructure. Its durability and resistance to impact make it suitable for protecting military equipment and personnel, making it an essential component in the defense industry.

Q:Are steel sheets suitable for elevator shafts?: Indeed, elevator shafts can be suitably constructed using steel sheets. Steel, renowned for its robustness, endurance, and fire-resistant qualities, is extensively utilized in the construction sector. Considering the demands of elevator shafts, which necessitate a material capable of enduring substantial weights, maintaining structural integrity, and meeting safety regulations, steel sheets perfectly meet these prerequisites. Opting for steel sheets grants the flexibility to fabricate them into the desired dimensions and contours, facilitating creative design possibilities. Moreover, steel is effortlessly maintainable and repairable, guaranteeing the prolonged lifespan of the elevator shaft.

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