Hot-dip Zinc Coating Steel Building Roof Sheets in Coil Prime Quality
- 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
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 non-magnetic?
- Steel sheets are not necessarily non-magnetic. Their magnetic properties are contingent upon the composition and processing of the steel. Various types of steel, like austenitic stainless steel, lack magnetism, whereas ferritic and martensitic stainless steel can possess it. Additionally, external factors like temperature and magnetic fields can impact the magnetism of steel sheets. Thus, it is crucial to assess the type and characteristics of the steel sheet to ascertain its magnetic behavior.
- Q: Can steel sheets be painted after installation?
- Yes, steel sheets can be painted after installation. Painting steel sheets after installation is a common practice to enhance their appearance and protect them from rust and corrosion. However, it is important to ensure that the surface is clean and free from any contaminants before applying paint. Proper surface preparation, such as cleaning and sanding, is crucial to promote adhesion and ensure a long-lasting finish. It is also recommended to use a primer specifically designed for steel surfaces before applying the desired paint color. Additionally, selecting a high-quality paint that is suitable for exterior or industrial applications will help to provide the best results and durability.
- Q: Steel plate coated cement mortar, how can bonding firm?
- The simplest method is mortar plus adhesive; the additive used for bonding steel is not cheap.
- Q: Can the steel sheets be used for outdoor furniture?
- Outdoor furniture can indeed utilize steel sheets. Steel, being a robust and weather-resistant substance, is well-suited for outdoor purposes. It can withstand diverse environmental conditions, including rain, wind, and sunlight, without rapid corrosion or deterioration. Moreover, steel sheets can be manipulated and formed into various furniture styles, offering both practicality and visual allure. Whether it's tables, chairs, benches, or even decorative accents, steel sheets prove to be an exceptional option for outdoor furniture due to their durability, longevity, and adaptability.
- Q: What is the difference between a brushed and polished steel sheet?
- A brushed steel sheet has a textured surface created by brushing the steel with a fine abrasive material, while a polished steel sheet has a smooth and reflective surface achieved by polishing the steel to a high shine.
- Q: What is the average lifespan of a steel sheet roof?
- The average lifespan of a steel sheet roof can vary depending on various factors such as the quality of the steel, installation techniques, climate conditions, and maintenance. However, a well-maintained steel sheet roof can typically last between 30 to 50 years or even longer.
- Q: What are the different surface finishes for stainless steel sheets?
- Some common surface finishes for stainless steel sheets include brushed, mirror, satin, and bead blasted.
- Q: How do steel sheets handle vibrations?
- Steel sheets are known for their excellent ability to handle vibrations. Due to their high stiffness and strength, steel sheets have the capacity to absorb and dampen vibrations effectively. This property makes them suitable for various applications where vibration control is crucial, such as in the construction of buildings, bridges, and machinery.
- Q: What are the different bending radius options for steel sheets?
- The bending radius options for steel sheets can vary depending on the thickness and type of steel being used. However, common bending radius options for steel sheets typically range from 0.5 times the thickness of the sheet to 2 times the thickness of the sheet.
- Q: What is the typical hardness of a steel sheet?
- The typical hardness of a steel sheet varies depending on the type of steel and its intended use. However, steel sheets usually have a hardness ranging from 30 to 80 on the Rockwell C scale.
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Hot-dip Zinc Coating Steel Building Roof Sheets in Coil Prime Quality
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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