• PRE-PAINTED GALVANIZED STEEL COIL NO.1 System 1
  • PRE-PAINTED GALVANIZED STEEL COIL NO.1 System 2
  • PRE-PAINTED GALVANIZED STEEL COIL NO.1 System 3
  • PRE-PAINTED GALVANIZED STEEL COIL NO.1 System 4
PRE-PAINTED GALVANIZED STEEL COIL NO.1

PRE-PAINTED GALVANIZED STEEL COIL NO.1

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Painting steel isthe product based on the metal sheet, of which surface is finally installed ofthe plastic film(PVC, PE) IN addition to being firstly covered with the coatingand printed ink in. The coated layer of painting steel plate consists of chemicaland filming layer, primer coated layer, pattern printed layer and surfacecoated layer. The top and back coating shall generally be the weatherproofpaint, as well can be the application of the paint with special capabilitiessuch as stain-resistant, self cleaning capability, high thermal resistance,antistatic capability, sterilizing capability, finger-print prevention and etc.

With GI(aluzinc) asbase metal, after pretreatement(degrease and chemical treatment)and liquid dopewith several layers of color, then after firing and cooling, finally the platesteel is called pre-painted galvanized (aluzinc)steel. Pre-painted galvanized steelis good capable of decoration, molding, corrosion resistance. It generallydisplays superior workability, durability and weather resistance.

Availablespecification:                                          

PAINTING STEEL

BASE MATERIAL

HDGI, ALUZINC,CR

GRADE

SGCC, DX51D,ASTMA653,EN10142,S350GD

THICKNESS

0.17-1.0mm

WIDTH

600-1250mm

ZINC COATING

60-200g/

PAINT

PE,PVDF,SMP,HDP

COILED

508mm

COIL WEIGHT

3-6mt

We can supply customers' with different specifications of  the highest quality and lowest price.

Sincerely welcome to contact us for the future details if any item interest you ,and we will make every effort to assure that your requirements will be satisfied ,and we hope to establish long-term business relations with you on the basis of the equality and mutual benefit.

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Q:What is the process of uncoiling steel coils?
The process of uncoiling steel coils involves using a machine known as a decoiler or uncoiler, which holds the coil and gradually unwinds it. The coil is typically mounted onto the decoiler's mandrel, and then the machine's motor or hydraulic system rotates the mandrel to release the tension on the coil. As the coil unwinds, it passes through a straightening mechanism, which helps to remove any residual coil set or curvature. The uncoiled steel is then ready for further processing or use in various applications.
Q:What are the common methods of protecting steel coils from corrosion?
There exist various techniques commonly employed for safeguarding steel coils against corrosion. 1. Coating: To establish a barrier between the steel coil and the corrosive environment, a protective coating can be expertly applied. Multiple types of coatings, including paint, epoxy, or zinc, are available, each possessing superb corrosion resistance and obstructing the ingress of moisture and oxygen onto the steel surface. 2. Hot-dip galvanizing: Immersing the steel coil in a bath of molten zinc constitutes the hot-dip galvanizing method, resulting in the formation of a substantial zinc coating. This zinc coating acts as a sacrificial barrier, effectively shielding the steel against corrosion. Hot-dip galvanizing is especially advantageous in harsh environments or when prolonged exposure to the outdoors is anticipated. 3. VCI (Volatile Corrosion Inhibitor) packaging: VCI packaging entails encasing the steel coils in specially designed film or paper laced with volatile corrosion inhibitors. These inhibitors vaporize and form a protective layer on the steel surface, effectively preventing corrosion. VCI packaging is commonly employed for short-term storage or transportation of steel coils. 4. Desiccants: Moisture plays a significant role in the corrosion process. Consequently, utilizing desiccants such as silica gel or activated alumina aids in moisture absorption and the maintenance of a dry environment surrounding the steel coils. Desiccants are often combined with other protective methods to enhance corrosion protection. 5. Appropriate handling and storage: Employing proper practices for handling and storage significantly mitigates the risk of corrosion. Steel coils should be stored in a dry environment, distanced from moisture sources. Additionally, clean gloves should be utilized during handling to prevent the transfer of corrosive contaminants. Regular inspection and maintenance of the storage area are crucial for identifying and addressing potential corrosion risks. By employing one or a combination of these methods, steel coils can be effectively preserved against corrosion, guaranteeing their longevity and structural integrity.
Q:How are steel coils protected from humidity?
Steel coils are typically protected from humidity through a process called galvanization, where a layer of zinc is applied to the surface of the steel. This zinc coating acts as a barrier, preventing moisture from coming into contact with the steel and causing corrosion. Additionally, the coils may be stored in a controlled environment with low humidity levels to further protect them.
Q:Can steel coils be coated with anti-graffiti materials?
Yes, steel coils can be coated with anti-graffiti materials. These materials are designed to prevent graffiti from adhering to the surface of the steel coil, making it easier to remove any graffiti that may be applied.
Q:How do steel coils contribute to energy performance in buildings?
Steel coils contribute to energy performance in buildings through their use in the construction of energy-efficient heating, ventilation, and air conditioning (HVAC) systems. Steel coils are commonly used in HVAC equipment, such as air handlers and heat exchangers, due to their excellent thermal conductivity and durability. By efficiently transferring heat or cool air, steel coils help regulate the temperature in buildings, reducing energy consumption and improving overall energy performance. Additionally, steel coils are often used in the construction of insulated panels and roofing systems, providing excellent insulation and preventing thermal bridging, thereby further enhancing the energy efficiency of buildings.
Q:I understand that damascus sword steel was made by folding the strip of steele double , reheating, hammering, folding again and so forth hundreds of times. Was this the same or very nearly the same techmique the japs used making the sword blades the samari swords?(forgive the misspelling)
Folded Damascus Steel
Q:How do you prevent damage to steel coils during transportation?
To prevent damage to steel coils during transportation, several measures can be taken: 1. Proper packing and securing: Steel coils should be packed tightly and securely in order to prevent any movement or shifting during transportation. This can be achieved by using appropriate packaging materials such as steel cradles, wooden dunnage, or steel straps to hold the coils in place. 2. Cushioning and padding: Adding cushioning materials such as foam padding, cardboard, or bubble wrap between coils can help absorb shocks and vibrations during transit. This extra layer of protection minimizes the risk of scratches, dents, or other damages caused by contact with other objects or surfaces. 3. Adequate handling and loading: Using proper lifting equipment and techniques is crucial to avoid mishandling and dropping of the steel coils. Forklifts or cranes should be used to lift and load the coils carefully onto transportation vehicles. Additionally, coils should be stacked in a way that distributes weight evenly to maintain stability. 4. Weather protection: Steel coils are susceptible to corrosion, so it is essential to protect them from moisture and adverse weather conditions during transportation. Coils should be covered with waterproof and weather-resistant tarps or shrink wrap to prevent water or moisture from reaching the steel surfaces. 5. Regular inspections: Regularly inspecting the coils before, during, and after transportation is vital to identify any potential damage or issues. This allows for timely intervention to rectify any problems and prevent further damage. 6. Properly trained personnel: Ensuring that personnel involved in handling, loading, and transporting the steel coils are adequately trained is crucial. They should be aware of the proper procedures and techniques to safely handle and transport the coils, minimizing the risk of damage. By implementing these preventative measures, the risk of damage to steel coils during transportation can be significantly reduced, ensuring that the coils reach their destination in optimal condition.
Q:Cold rolled steel coil steel, what is the difference?
Steel rolling process is different from the steel produced naturally different!
Q:How are steel coils formed into specific shapes?
Coil slitting and coil forming are the two processes used to shape steel coils into specific forms. In coil slitting, a large steel coil is unwound and passed through rotating circular blades that cut it into narrower strips of the desired width. These strips are then rewound into smaller coils called slit coils. Once the steel strips have been slit, they can undergo coil forming to achieve the desired shapes. Coil forming involves various processes such as roll forming, stamping, bending, or pressing. Roll forming gradually shapes the steel strip by passing it through a series of rollers designed to bend it in specific ways. Stamping, on the other hand, uses a die and a press to cut or shape the metal into intricate forms. This method is preferred when high precision is necessary. Bending and pressing are also employed to manipulate the steel strip into desired curves or angles. Bending utilizes machines or tools to apply force, while pressing employs hydraulic or mechanical presses to shape the steel strip according to the mold or die design. In conclusion, the formation of steel coils into specific shapes involves both coil slitting and coil forming techniques. These techniques, including roll forming, stamping, bending, and pressing, enable manufacturers to transform steel coils into various shapes and profiles, catering to different applications in industries such as construction, automotive, and manufacturing.
Q:What are the common coil weights available for steel coils?
The common coil weights available for steel coils range from 5 to 30 metric tons, depending on the type of steel and the specific requirements of the industry.

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