• Pre-painted Galvanized Steel Sheet Coil with Prime Quality and Best Price, Red Color System 1
  • Pre-painted Galvanized Steel Sheet Coil with Prime Quality and Best Price, Red Color System 2
  • Pre-painted Galvanized Steel Sheet Coil with Prime Quality and Best Price, Red Color System 3
Pre-painted Galvanized Steel Sheet Coil with Prime Quality and Best Price, Red Color

Pre-painted Galvanized Steel Sheet Coil with Prime Quality and Best Price, Red Color

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
50 m.t.
Supply Capability:
20000 m.t./month

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1.Structure of Pre-painted Galvanized/Aluzinc Steel Coil Description

With GI (aluzinc) as base metal, after pretreatment (degrease and chemical treatment) and liquid dope with several layers of color, then after firing and cooling, finally the plate steel is called pre-painted galvanized (aluzinc) steel. Pre-painted galvanized steel is good capable of decoration, molding, corrosion resistance. It generally displays workability, durability and weather resistance.

2.Main Features of the Pre-painted Galvanized/Aluzinc Steel Coil

• Excellent corrosion resistance

• Excellent weather resistance

• Capability of decoration, molding, corrosion resistance

• Workability, durability 

• Excellent heat resistance performance

 High strength

 Good formability

• Good visual effect

 

3.Pre-painted Galvanized/Aluzinc Steel Coil Images

 

  

 

 

4.Pre-painted Galvanized/Aluzinc Steel Coil Specification

Quality standar: JIS G3312 CGCC & CGLCC
Hardness of P: Both soft and hard quality are available

Surface finish: with or without protect film
Thickness : 0.14-1.20 mm
Width : 914mm, 1000mm, 1220mm and 1250mm, thickness 600-1250mm is available
Finish by coil or sheet: Both sheet and coil are available
8Zinc coating: 60-275G/M2, both sides
Paint thickness for top side : 5 micron primer + (10-20) microns modified polyester, any RAL color code.
Paint thickness for back side: (5-10) microns Epoxy
Weight per coil: 4-6 tons, also can be upon customer's requirements

Max loading weight in one 20ft container : 25 tons generally

 

 5. FAQ of Pre-painted Galvanized/Aluzinc Steel Coil

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

 

1. What is the minimum order quantity ?  

Our MOQ is 50mt for each size. And we will consider to give more discount if you make big order like 1000 tons and more. Further more, the more appropriate payment term your offer the better price we can provide. 

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

Usually within thirty working days after receiving buyers advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-25 days, but the shipment will depend on the vessel situation.

3. 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.

 

Q:How are steel coils used in the production of elevator components?
Steel coils are an essential component in the production of elevator components. These coils are made from high-quality steel that is specifically designed to meet the demanding requirements of elevator manufacturing. One of the primary uses of steel coils in elevator production is for the manufacturing of elevator doors. The coils are processed into flat sheets and then cut into the desired dimensions to create the doors. These doors require strength and durability to withstand frequent use and ensure passenger safety. Steel coils provide the necessary structural integrity and resistance to deformation that is necessary for elevator doors. Additionally, steel coils are also used in the manufacturing of elevator cabins. The coils are processed and formed into various shapes to create the walls and flooring of the elevator cabins. The strength and rigidity of steel make it an ideal material for this purpose, as it can withstand heavy loads and provide a secure and stable environment for passengers. Moreover, steel coils are used in the production of elevator shafts. The coils are rolled into cylindrical shapes and welded together to create the structural framework of the elevator shafts. These shafts need to be strong and rigid to support the weight of the elevator and ensure smooth and safe vertical movement. Steel coils provide the necessary strength, stability, and load-bearing capacity for this critical component of elevator systems. In summary, steel coils are vital in the production of elevator components such as doors, cabins, and shafts. Their strength, durability, and versatility make them suitable for creating reliable and safe elevator systems that can transport passengers efficiently and securely.
Q:What are the different coil surface finishes?
Some of the different coil surface finishes include plain, polished, brushed, embossed, and coated.
Q:What are the common defects in steel coil surface finishes?
Common defects in steel coil surface finishes include scratches, pits, roll marks, stains, and unevenness. These defects can be caused by various factors such as improper handling, processing issues, or equipment malfunction. These surface defects affect the aesthetics and quality of the steel coil, making it unsuitable for certain applications or requiring additional processing to rectify the defects.
Q:What are the different methods of tension leveling for steel coils?
There are several methods of tension leveling for steel coils, including roller leveling, stretcher leveling, and temper leveling. In roller leveling, the coil passes through a series of rollers that apply pressure to remove the internal stresses and flatten the material. Stretcher leveling involves stretching the coil beyond its yield point to remove the unevenness and then allowing it to spring back to a flat state. Temper leveling uses heat treatment to relieve the internal stresses and bring the coil to a flat condition. These methods provide different ways to achieve a level and flat surface for steel coils.
Q:In terms of weight to strength titanium is stronger. But is it stronger than mild steel? If it is stronger, how much stronger is it?
The tensile strength of mild steel is about 70kpsi. Pure titanium is 60-110kpsi, and with 7% manganese it is 130-170kpsi. 1kpsi = one thousand pounds per square inch. So in other words, high grade titanium can be somewhat stronger than mild steel.
Q:How are steel coils inspected for elongation using elongation testers?
Elongation testers are utilized to inspect steel coils for elongation, following a specific procedure. Initially, a representative sample is extracted from the steel coil, which is then prepared for testing by cutting it into a specific size and shape. Typically, the sample takes the form of a flat strip. Next, the prepared sample is inserted into the elongation tester, which comprises two clamps. One end of the sample is securely held in one clamp, while the other end is held in the other clamp. These clamps are designed to prevent any slippage during the testing process. Once the sample is securely clamped, the elongation tester applies a gradually increasing tensile force to the sample. Consequently, the sample elongates. During this elongation, the tester measures the change in length using a precision measuring instrument, like a strain gauge or an extensometer. The elongation tester records the original length of the sample before the test and continuously measures the length as the force is applied. To calculate the elongation percentage, the original length is subtracted from the final length of the sample, which is then divided by the original length. The obtained elongation value is then compared to the elongation requirements specified by industry standards or customer specifications. If the elongation falls within the acceptable range, the steel coil is considered to have passed the elongation test. On the other hand, if the elongation value exceeds the allowable limits, the steel coil might be rejected or undergo further investigation to determine the cause of elongation. Overall, the process of inspecting steel coils for elongation using elongation testers involves sampling, secure clamping, application of tensile force, length measurement, and elongation percentage calculation. This ensures that the steel coils meet the desired standards and requirements, guaranteeing their quality and mechanical properties.
Q:What is the maximum width of a steel coil?
The maximum width of a steel coil can vary depending on the specific manufacturing capabilities and equipment being used. However, in general, steel coils can have widths ranging from a few inches to several feet.
Q:What are the different types of steel coil coatings for heat resistance?
There are several types of steel coil coatings available for heat resistance. These coatings are designed to protect the steel surface from high temperatures and prevent oxidation or degradation. One common type of coating is the organic coating, which is typically made of epoxy, polyester, or polyurethane. These coatings provide a protective barrier against heat and prevent the steel from corroding or oxidizing. Organic coatings are often used in applications where moderate heat resistance is required. Another type of coating is the inorganic coating, which is typically made of ceramic or metallic materials. These coatings provide excellent heat resistance and can withstand extremely high temperatures. Inorganic coatings are commonly used in industries such as automotive, aerospace, and power generation, where components are exposed to intense heat. There are also specialized coatings available for specific heat resistance requirements. For example, silicone coatings provide exceptional heat resistance and can withstand temperatures up to 600°C (1112°F). These coatings are commonly used in applications such as exhaust systems, ovens, and industrial furnaces. Additionally, some steel coil coatings may contain additives or fillers to enhance their heat resistance properties. These additives can improve the coating's ability to withstand high temperatures and provide better protection against heat-related issues. In summary, there are various types of steel coil coatings available for heat resistance, including organic coatings, inorganic coatings, and specialized coatings. The choice of coating depends on the specific heat resistance requirements of the application, and factors such as temperature range, duration of exposure, and environmental conditions should be considered when selecting the appropriate coating.
Q:How are steel coils used in the production of metal facades?
The production of metal facades relies on steel coils as a vital element. These coils, typically crafted from high-quality steel, serve as the raw material for manufacturing different components of metal facades, including panels, cladding, and roofing sheets. During the production process, the steel coils go through a series of procedures. Initially, the coils are uncoiled and flattened to achieve a smooth and uniformly thick surface, ensuring the desired texture for the metal facades. Subsequently, the flattened coils are cut into specific lengths and widths, tailored to meet the design requirements of the facades. After the cutting process, the steel sheets undergo various surface treatment techniques, such as cleaning, pickling, and coating. These treatments are crucial in enhancing the durability and corrosion resistance of the metal facades. The coatings are applied using different methods, such as galvanization, powder coating, or painting, depending on the desired finish and level of protection needed. Once the surface treatment is completed, the steel sheets are shaped and formed into the desired profiles for the metal facades. This can involve processes like roll forming, bending, or stamping, depending on the complexity of the design. These shaping processes give the metal facades their distinct appearance and structural integrity. Finally, the formed steel sheets are assembled and installed onto the building structure to create the metal facade. The installation techniques employed include welding, riveting, or adhesive bonding, depending on the specific project requirements. Thus, the steel coils play a critical role in providing the necessary raw material for the production of metal facades. These facades not only enhance the aesthetic appeal of buildings but also provide protection and durability against harsh weather conditions. To summarize, steel coils are indispensable in the production of metal facades as they serve as the raw material for various components. They undergo surface treatments to enhance durability, are shaped into desired profiles, and finally, installed to create the metal facade.
Q:Can steel coils be embossed?
Yes, steel coils can be embossed. Embossing is a process that involves creating raised or sunken designs on a material, and it can be applied to steel coils to add texture or decorative patterns.

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