Hot-dip Zinc Coating Steel Building Roof Sheets in Coil Prime Quality

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

Hot-dip Zinc Coating Steel Building Roof Sheets in Coil Prime Quality

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

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 in Coil 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:Are steel sheets suitable for elevator doors?: Yes, steel sheets are suitable for elevator doors due to their durability, strength, and ability to withstand wear and tear.

Q:Can steel sheets be used for magnetic applications?: Indeed, magnetic applications can make use of steel sheets. However, it should be noted that not all steel types possess magnetic properties. Steel can be divided into two primary categories: ferromagnetic and non-ferromagnetic. Ferromagnetic steel comprises iron, nickel, and cobalt, which are materials capable of being magnetized. Conversely, non-ferromagnetic steel lacks these materials and is not magnetic. Ferromagnetic steel sheets find widespread application in magnetic uses such as transformers, motors, generators, and magnetic shielding. These sheets are preferred due to their ability to efficiently conduct and amplify magnetic fields. On the other hand, non-ferromagnetic steel sheets, while not magnetic themselves, can still be employed in magnetic applications as structural components or as part of a magnetic system where the magnetic field requires control or manipulation. When selecting steel sheets for magnetic applications, careful consideration must be given to the specific magnetic properties required for the intended use, and the appropriate type of steel should be chosen accordingly.

Q:Are steel sheets suitable for magnetic shielding applications?: Indeed, magnetic shielding applications find steel sheets to be fitting. Being a magnetic material, steel possesses the capability to redirect magnetic fields effectively, thereby diminishing their intensity or averting their access to specific regions. Employing steel sheets as a barricade ensures the protection of delicate electronic equipment and devices against external magnetic interference. The thickness and composition of the steel sheet can be modified accordingly to attain the desired degree of magnetic shielding. Furthermore, steel sheets are frequently deemed economical and easily accessible, rendering them a pragmatic selection for magnetic shielding applications.

Q:Can steel sheets be used in the construction industry?: Yes, steel sheets can be commonly used in the construction industry. Steel sheets are highly versatile and have a wide range of applications in construction. They are used for various purposes, including roofing, wall cladding, flooring, and structural components such as beams, columns, and trusses. Steel sheets are preferred due to their high strength-to-weight ratio, durability, and resistance to corrosion. They can withstand heavy loads and provide stability and structural integrity to buildings. Additionally, steel sheets can be easily fabricated, allowing for customization and efficient construction processes. Overall, steel sheets are a popular choice in the construction industry due to their numerous advantages and suitability for various construction applications.

Q:Can steel sheets be used in corrosive environments?: Yes, steel sheets can be used in corrosive environments, but the type of steel used and the proper protective measures need to be taken into consideration. Stainless steel, for example, is highly resistant to corrosion and can withstand harsh environments. It contains chromium, which forms a protective oxide layer on the surface, preventing corrosion. Galvanized steel is another option, where a layer of zinc is applied to the steel surface, providing a protective barrier against corrosion. Additionally, various coatings such as epoxy, polyurethane, or paint can be applied to steel sheets to enhance their resistance to corrosive elements. It is important to select the appropriate steel grade and protective coatings based on the specific corrosive environment to ensure long-lasting performance. Regular inspections and maintenance are also necessary to identify and address any potential signs of corrosion.

Q:Can the steel sheets be used for outdoor furniture?: Yes, steel sheets can be used for outdoor furniture as they are durable, weather-resistant, and can withstand harsh outdoor conditions.

Q:STCC what's the quality of the cold rolled steel sheet?: Cold rolled steel: rolled without heating at room temperature (strictly speaking below the recrystallization temperature).

Q:What are the different sheet metal forming techniques for steel sheets?: Steel sheets can be shaped into desired forms and structures using various techniques for sheet metal forming. Below are some common techniques used for steel sheets: 1. Bending: To create angles, curves, or complex shapes, the sheet is bent either manually or with the help of machines like press brakes. 2. Stretch forming: This technique involves stretching and forming the sheet over a mold or die, especially for large and curved components. 3. Deep drawing: By using a punch and a die, the sheet metal is formed into desired shapes, often used for cylindrical or box-like structures such as cans, pots, or automotive components. 4. Roll forming: The sheet metal is passed through a series of rollers to gradually shape it into the desired form. This technique is commonly used for producing long and continuous shapes like rails, tubes, or channels. 5. Spinning: A spinning tool is used to rotate the sheet metal against a mandrel, shaping it into cylindrical or conical shapes such as lampshades or cookware. 6. Embossing: This technique involves stamping a pattern or design onto the sheet metal to create a raised or recessed surface. It is commonly used for decorative purposes or to enhance the structural integrity of the sheet. 7. Hydroforming: Hydraulic pressure is utilized to shape the sheet metal into complex forms, often employed in the creation of automotive components like car body panels or exhaust systems. These examples illustrate the wide range of sheet metal forming techniques available for steel sheets. The choice of technique depends on the desired shape, complexity, and specific requirements of the application.

Q:What is the shelf life of steel sheets?: The shelf life of steel sheets is typically considered to be indefinite. Unlike perishable goods, steel sheets do not have an expiration date or a limited lifespan. Properly stored and maintained steel sheets can remain in good condition for many years, if not decades, without any significant degradation. However, exposure to certain environmental factors such as moisture, extreme temperatures, and corrosive substances can affect the quality and durability of steel sheets over time. Therefore, it is recommended to store steel sheets in a dry and controlled environment to ensure their longevity and prevent any potential damage or deterioration.

Q:How do steel sheets perform in terms of thermal insulation?: Steel sheets do not perform well in terms of thermal insulation as they conduct heat efficiently due to their high thermal conductivity.

1. Manufacturer Overview
Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range