Hot-dip Zinc Coating Steel Building Roof Sheets Prime Quality

Hot-dip Zinc Coating Steel Building Roof Sheets Prime Quality System 1

Hot-dip Zinc Coating Steel Building Roof Sheets Prime Quality

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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.Structure of Hot-Dip Galvanized Steel Sheet Description：

Hot-dip galvanized steel coils 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 applications. Production of cold formed corrugated sheets and profiles for roofing, cladding, decking, tiles, sandwich walls, rainwater protective systems, air conditioning duct as well as electrical appliances and engineering.

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

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent anticorrosive property

• High strength

• Good formability

• Good visual effect

3.Hot-Dip Galvanized Steel Sheet Images

Hot-dip Zinc Coating Steel Building Roof Sheets Prime Quality

4.Hot-Dip Galvanized Steel Sheet Specification

Standard: ASTM, JIS,EN

Grade: CS, DX51D+Z,SGCC, SS 230~550,S220GD+Z~S550GD+Z, SGC340~SGC570

Thickness: 0.1mm~5mm

Width: max 2000mm

Coil weight:3-12 MT

Coil ID:508/610mm

Surface structure: zero spangle, regular spangle or minimum spangle

Surface treatment: Chromate treatment, Oiled/dry, skinpassed/non-skinpassed

Packing: Standard seaworthy export package

Technology test results:

Processability	Yield strength	Tensile strength	Elongation %	180°cold-bending
Common PV	-	270-500	-	d=0,intact,no zinc removal
Mechanical interlocking JY	-	270-500	-	d=0,intact,no zinc removal
Structure JG	>=240	>=370	>=18	d=0,intact,no zinc removal
Deep drawn SC	-	270-380	>=30	d=0,intact,no zinc removal
EDDQ SC	-	270-380	>=30	d=0,intact,no zinc removal

5.FAQ of Hot-Dip Galvanized Steel Sheet

We have organized several common questions for our clients，may help you sincerely：

1.How about your company？

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

2.How to guarantee the quality of the products？

We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

3. How long can we receive the product after purchase?

Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-30 days, but the shipment will depend on the vessel situation.

Q: Can steel sheets be used for solar panel mounting systems?: Yes, steel sheets can be used for solar panel mounting systems. Steel is a durable and strong material, making it suitable for providing structural support and stability to the solar panels. Additionally, steel sheets can be easily customized and shaped to fit the specific requirements of the solar panel installation.

Q: Are the steel sheets resistant to vibration or shock?: Yes, steel sheets are generally resistant to vibration and shock. Steel is known for its high strength and durability, making it capable of withstanding external forces such as vibrations and shocks. The rigid nature of steel allows it to absorb and distribute the energy caused by vibrations or shocks, preventing any significant damage or deformation. Additionally, steel sheets are often used in applications where resistance to vibrations and shocks is crucial, such as in construction, automotive, and aerospace industries. However, it is important to note that the exact resistance of steel sheets to vibration or shock will depend on factors such as the thickness and quality of the steel used, as well as the specific magnitude and frequency of the vibrations or shocks.

Q: Do steel sheets have any magnetic properties?: Yes, steel sheets do have magnetic properties. Steel is an alloy composed primarily of iron, carbon, and other elements, and it is known to be ferromagnetic. This means that it can be magnetized and attracts magnets. However, the degree of magnetism in steel can vary depending on its composition and processing. Some steel alloys can be easily magnetized and retain their magnetism even after the applied magnetic field is removed, while others may have lower magnetic properties. The presence of impurities and the specific heat treatment process can also affect the magnetic properties of steel. Overall, steel sheets can exhibit magnetic properties, but the degree of magnetism may vary depending on the specific type and composition of the steel.

Q: Can steel sheets be used in high-temperature applications?: Yes, steel sheets can be used in high-temperature applications due to their excellent heat resistance properties. Steel sheets are commonly used in industries such as automotive, aerospace, and manufacturing where high temperatures are encountered.

Q: What are the different types of steel sheet finishes for architectural applications?: There are several different types of steel sheet finishes that are commonly used for architectural applications. These finishes not only enhance the aesthetic appeal of the steel sheets but also provide protection against corrosion and other environmental factors. 1. Mill Finish: This is the most basic type of finish, where the steel sheet is left as it comes from the mill. It has a dull, gray appearance and is typically used for applications where aesthetics are not a priority. 2. Brushed Finish: Also known as a satin finish, this type of finish is achieved by brushing the steel sheet with a fine abrasive material. It gives a smooth, linear texture to the surface, resulting in a contemporary and elegant appearance. 3. Polished Finish: This finish is achieved by polishing the steel sheet with abrasive materials until it becomes smooth and reflective. It provides a high-gloss, mirror-like appearance, making it suitable for applications that require a sophisticated and luxurious look. 4. Embossed Finish: In this finish, the steel sheet is pressed with embossing tools to create textured patterns or designs on the surface. This gives the sheet a unique and decorative appearance, making it ideal for architectural applications where visual interest is desired. 5. Patterned Finish: This finish involves applying a pattern or texture onto the steel sheet using various techniques like etching, laser cutting, or perforating. It creates a visually appealing surface with intricate designs, making it suitable for both functional and decorative purposes. 6. Powder Coated Finish: In this finish, a layer of dry powder paint is electrostatically applied to the steel sheet and then cured under heat. It provides a durable and vibrant finish, available in a wide range of colors and textures. This finish is highly resistant to chipping, scratching, and fading, making it ideal for exterior architectural applications. 7. Galvanized Finish: This finish is achieved by applying a layer of zinc coating onto the steel sheet through a process called galvanization. It provides excellent corrosion resistance, making it suitable for outdoor architectural applications where the steel sheet is exposed to harsh environments. Overall, the choice of steel sheet finish depends on the desired aesthetics, durability, and environmental conditions of the architectural application.

Q: How do steel sheets handle thermal expansion?: Thermal expansion is managed by steel sheets through their ability to expand and contract in response to temperature fluctuations. When steel is heated, it expands, and when it is cooled, it contracts, just like any other material. However, steel has a relatively low coefficient of thermal expansion compared to other materials, meaning it expands and contracts less for a given change in temperature. This characteristic makes steel sheets more resistant to warping or buckling caused by thermal expansion. Moreover, steel is a robust and long-lasting material, enabling it to withstand the stresses resulting from thermal expansion without significant damage. To further address the effects of thermal expansion, engineers often incorporate expansion joints into structures or employ techniques such as pre-stressing and anchoring to accommodate the expansion and prevent harm. As a result of these properties and design considerations, steel sheets are able to effectively manage thermal expansion.

Q: How are steel sheets measured for thickness?: Steel sheets are typically measured for thickness using a gauge or caliper, both of which provide precise measurements.

Q: Are steel sheets resistant to mold and mildew?: Yes, steel sheets are highly resistant to mold and mildew due to their non-porous and smooth surface, making them an excellent choice for areas prone to moisture and humidity.

Q: What kind of steel plate is HIC?: Is suitable for use in acidic environment, hydrogen sulfide corrosion resistance of the steel plate. Also known as hydrogen or hydrogen resistant steel, generally pressure vessel or pipe steel.

Q: Are the steel sheets suitable for outdoor sculptures?: Yes, steel sheets are suitable for outdoor sculptures. Steel has high durability, strength, and resistance to weathering, making it an ideal material for withstanding outdoor conditions. Additionally, steel can be easily manipulated and shaped, allowing for intricate and creative sculptures to be crafted.

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