Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality System 1

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality System 2

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality

Ref Price:

Loading Port:: China main port

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

Hot-dip Zinc Coating Steel Building Roof Walls With Best Quality

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 Walls With Best 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: 0.18mm~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 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.

2. 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:What are the common packaging defects in steel coils?: Some common packaging defects in steel coils include: 1. Edge damage: This occurs when the edges of the steel coil are not properly protected or wrapped, leading to dents, scratches, or even deformities along the edges. Edge damage can compromise the integrity of the coil and may result in reduced performance or structural issues. 2. Rust or corrosion: Steel coils are susceptible to rust or corrosion if they are not adequately protected during packaging. Exposure to moisture or harsh environmental conditions can lead to oxidation, resulting in the formation of rust spots or even widespread corrosion. This can weaken the steel and render it less suitable for its intended use. 3. Coil slippage: Improper packaging can cause the coils to shift or slip within the packaging material during handling or transportation. This can lead to misalignment, deformation, or interlocking of the coils, making them difficult to separate or use effectively. 4. Coil damage during handling: Rough handling, improper lifting techniques, or inadequate support can cause mechanical damage to the steel coils. This can result in dents, scratches, or even more severe structural damage, which may impact the functionality or performance of the steel coil. 5. Inadequate protection against impacts: Steel coils need to be adequately protected against impacts during transportation or storage. Insufficient padding or cushioning can lead to impacts or collisions, resulting in deformities, dents, or even fractures in the coil. 6. Improper coil strapping or banding: If the strapping or banding used to secure the steel coils is not properly applied or tightened, it can result in coil slippage or even complete unraveling of the packaging. This can lead to a tangled mess of steel coils, making them difficult to handle, transport, or use. 7. Insufficient labeling or identification: Proper labeling and identification are essential for efficient handling, storage, and tracking of steel coils. Inadequate or incorrect labeling can lead to confusion, delays, or even loss of the coils during transportation or storage. To avoid these common packaging defects, it is crucial to follow proper packaging guidelines, use appropriate packaging materials, provide adequate protection, and ensure proper labeling and identification of steel coils. Regular inspections and quality checks throughout the packaging process can help identify and rectify any defects before the coils are shipped or used.

Q:my friend needs sensitive ears....she wants to borrow mine but it says surgical steel,what does that mean?: Sergical steel means they are earings for sensitive ears. If she borrows them make sure you sanitize them before she wears them.

Q:What are the common coil loading and unloading techniques?: The common coil loading and unloading techniques include using cranes or forklifts to lift and move the coils onto trucks or storage racks. Another technique is using coil transfer cars or coil handling equipment to transport the coils within a facility. Additionally, some facilities utilize coil upenders or turnstiles to rotate the coils for easier loading and unloading.

Q:What are the challenges in coil blanking?: In order to achieve efficient and accurate production, coil blanking, a process used to cut flat metal sheets from coiled stock, must tackle several challenges. Some of the key challenges include: 1. Material variations: Coiled stock can have variations in thickness, width, and surface quality, which can impact the cutting process and result in inconsistent blanks. To ensure consistent quality and dimensional accuracy, it is crucial to carefully select and control the material. 2. Coil set and crossbow: Coiled stock often has inherent shape imperfections like coil set (longitudinal curvature) and crossbow (transverse curvature), which can cause alignment issues during cutting. Minimizing these imperfections requires the use of specialized equipment and techniques, such as straighteners and leveling systems. 3. Coil edge condition: The edges of coiled stock can have burrs, waves, or irregularities, which can affect the quality and precision of the cut blanks. Employing proper edge conditioning techniques, like deburring or edge trimming, is necessary to ensure clean and straight edges. 4. Slitting and shearing forces: The forces exerted during coil blanking can induce stresses and strains in the material, potentially leading to deformation or springback. To minimize these effects and maintain dimensional accuracy, careful consideration of slitting and shearing forces, along with proper tooling design and machine settings, is necessary. 5. Scrap and material waste: Coil blanking can generate significant amounts of scrap material, especially during setup and adjustment phases. Managing scrap and reducing material waste is crucial to optimize production efficiency and minimize costs. Efficient nesting algorithms and real-time monitoring systems can help achieve this. 6. Automation and productivity: Due to market demands, coil blanking often requires high-speed and high-volume production. Enhancing productivity can be achieved through the implementation of automation systems, such as robotic material handling and advanced control systems. However, integrating and synchronizing these components with the cutting process requires careful planning and system integration expertise. Overall, addressing these challenges in coil blanking necessitates proper material selection, advanced equipment, specialized techniques, and efficient process control. By overcoming these challenges, manufacturers can achieve consistent quality, dimensional accuracy, and productivity in coil blanking operations.

Q:What are the different methods of pickling steel coils?: There are several methods of pickling steel coils, including acid pickling, electrolytic pickling, and mechanical pickling. Acid pickling involves immersing the coils in a bath of diluted acid, such as sulfuric acid or hydrochloric acid, to remove surface oxides and impurities. Electrolytic pickling uses an electric current to remove the oxide layer from the steel coils, usually in a solution of sulfuric acid. Mechanical pickling involves scrubbing the coils with abrasive materials or using mechanical rollers to remove the scale and impurities. Each method has its own advantages and is chosen based on the specific requirements and conditions of the steel coils.

Q:What are the factors affecting the lifespan of steel coils?: There are several factors that can affect the lifespan of steel coils. Firstly, the quality of the steel used in the manufacturing of the coils plays a significant role. High-quality steel with proper composition and metallurgical properties tends to have a longer lifespan compared to lower-quality steel. Secondly, the environment in which the steel coils are stored and used also affects their lifespan. Exposure to extreme temperatures, humidity, and corrosive substances can lead to degradation and corrosion of the coils, reducing their lifespan. Proper storage conditions, such as controlled temperature and humidity levels, can help prolong the lifespan of the coils. Thirdly, the handling and transportation of steel coils can impact their lifespan. Improper handling, such as dropping or mishandling during loading and unloading, can cause physical damage to the coils, leading to premature failure. Similarly, rough transportation conditions, such as excessive vibration or impact, can also contribute to the deterioration of the coils and reduce their lifespan. Furthermore, the maintenance and care of the steel coils also play a role in their lifespan. Regular inspection, cleaning, and maintenance can help identify and address any potential issues before they become major problems. Additionally, applying protective coatings or treatments to the coils can help prevent corrosion and extend their lifespan. Overall, a combination of factors including the quality of the steel, storage conditions, handling and transportation, and maintenance practices all contribute to the lifespan of steel coils. It is essential to consider these factors and take appropriate measures to ensure the longevity of the coils.

Q:What are the different types of steel coatings for coils?: There are several different types of steel coatings available for coils, each offering unique properties and benefits. Some of the most common types include: 1. Galvanized Coating: This is the most widely used type of steel coating for coils. Galvanized steel is coated with a layer of zinc, which provides excellent corrosion resistance and protection against rust. It is ideal for outdoor applications or environments with high moisture levels. 2. Galvannealed Coating: Galvannealed steel is a type of galvanized coating that undergoes additional heat treatment, resulting in a matte finish and improved paint adhesion. It offers enhanced corrosion resistance and is often used in automotive and construction industries. 3. Aluminized Coating: Aluminized steel is coated with a layer of aluminum, which provides excellent heat resistance and corrosion protection. It is commonly used in exhaust systems and other high-temperature applications. 4. Organic Coatings: Organic coatings, such as paint or powder coatings, can be applied to steel coils to provide additional protection against corrosion, as well as aesthetic appeal. These coatings come in a wide range of colors and can be customized to meet specific requirements. 5. Tin Coating: Tin-plated steel coils are coated with a layer of tin, which offers excellent solderability and corrosion resistance. It is commonly used in the manufacturing of cans and other food packaging materials. 6. Phosphate Coating: Phosphate coatings are typically applied as a pre-treatment before other coatings to improve adhesion and corrosion resistance. They create a thin, crystalline layer on the steel surface, promoting better paint or powder coating adhesion. These are just a few examples of the different types of steel coatings available for coils. The choice of coating will depend on the specific application requirements, considering factors such as corrosion resistance, heat resistance, paint adhesion, and aesthetic considerations.

Q:What are the dimensions of steel coils used in the mining equipment industry?: The dimensions of steel coils used in the mining equipment industry can vary depending on the specific application and requirements. However, there are some common dimensions that are often used. Typically, the width of steel coils used in the mining equipment industry can range from 600mm to 2000mm or even wider. This allows for flexibility in the manufacturing process and ensures that the coils can be tailored to fit various equipment sizes and specifications. In terms of thickness, steel coils used in mining equipment can vary from 1.5mm to 20mm or more. The specific thickness is determined by factors such as the type of equipment, the intended use, and the level of durability required. The length of steel coils used in the mining equipment industry can also vary, but commonly falls within the range of 1000mm to 6000mm. Again, this allows for flexibility in the manufacturing process and ensures that the coils can be cut to fit the specific requirements of the equipment being produced. It is important to note that these dimensions are not set in stone and can be customized to meet the specific needs of the mining equipment industry. Manufacturers and suppliers in the industry are often able to provide coils in various sizes and dimensions to accommodate the diverse range of equipment used in mining operations.

Q:Can steel coils be coated with anti-corrosive substances?: Yes, steel coils can be coated with anti-corrosive substances to protect them from rust and corrosion.

Q:Can steel coils be custom-made to specific requirements?: Yes, steel coils can be custom-made to specific requirements.

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