Cold rolled galvanized steel coil for roofing

Cold rolled galvanized steel coil for roofing System 1

Cold rolled galvanized steel coil for roofing

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 36 m.t.

Supply Capability:: 30000 m.t./month

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Packaging & Delivery

Packaging Detail:	Standard seaworthy export package
Delivery Detail:	25 days after recepit of 30% TT

Specifications

Cold roll galvanized coil
Thickness: 0.14-2.0mm
Width: 600-1250mm
Zinc coating:Z60-275g/sqm
ID coil:508/610

Cold roll galvanized coil

Thickness: 0.14-2.0mm
Width: 600-1250mm
Zinc coating:Z60-275g/sqm

The detailed information:

Commodity	Hot dip galvanized steel coil and sheet
Techinical Standard	JIS 3302 / ASTM A653 / EN10143
Grade	DX51D / DX52D/ DX53D/ S250,280,320GD
Types	Commercial / Drawing / Deep Drawing / Structural quality
Width	600-1250mm
Thickness	0.14-2.0mm
Type of coating	galvanized
Zinc coating	Z60-275g/m2
Surface treament	chromed / skinpass/ oiled/slightly oiled/ dry/ anti-fingerprint
Surface structure	zero spangle / minimized spangle / regular spangle/ big spangle
ID coil	508mm or 610mm
Coil weight	3-8 MT per coil
Package	Properly packed for ocean freight exportation in 20''containers
Application:	Industrial panels, roofing and siding for painting
Price terms	FOB,CFR,CIF
Payment terms	30%TT in advance+70% TT or irrevocable 70%L/C at sight
delivery time	25 days after recepit of 30% TT
Remarks	Insurance is all risks
	MTC will be handed on with shipping documents
	We accept the third party certificatation test

Q:How did the growth of the steel industry influence the development of other industries?: At least three ways: 1. Steel as a material that other industries could use to do things that couldn't be done before (for example, construction (skyscrapers, long bridges, etc.)) or could now be done at much lower cost and hence increased the size of the industry (automobiles, bearings, etc.)

Q:How are steel coils used in the manufacturing of tubes?: Steel coils are commonly used in the manufacturing of tubes as they provide a continuous and uniform supply of high-quality steel material. These coils are processed through various stages, including slitting, forming, and welding, to create tubes of different sizes and shapes. The steel coils are unrolled, cut into strips, and then formed into a cylindrical shape. The edges of the strips are welded together to create a seamless tube. This process ensures the production of strong and reliable tubes that are widely used in industries such as construction, automotive, and manufacturing.

Q:How are steel coils inspected for surface defects after processing?: Steel coils are inspected for surface defects after processing using various methods such as visual inspection, magnetic particle inspection, dye penetrant inspection, and ultrasonic testing. These techniques help identify any irregularities or defects on the surface of the coils, ensuring the quality and integrity of the final product.

Q:What are the common defects in steel coil finishes?: Steel coil finishes can be affected by various defects that can impact both their appearance and functionality. Before using or selling the coil, these defects may need to be addressed. One common defect is coil breaks, where the steel strip breaks during winding or unwinding. If not dealt with, this defect can cause a discontinuity in the coil's surface and potentially lead to further damage. Another defect is edge wave, which refers to a distortion or waviness at the edges of the coil. This can occur during the rolling or cooling process and can affect the coil's flatness and uniformity. Corrosion is another issue that can arise if steel coils are not properly protected or stored. This can result in rust and degradation of the steel, impacting its strength and appearance. Streaks and stains can appear on the surface of steel coils due to improper cleaning or contamination during production. These defects can affect the aesthetic appearance of the steel and may need to be addressed before use. Scratches and dents can occur during handling, transportation, or storage of steel coils. These defects can impact the flatness and surface quality of the steel and may require repairs or adjustments. If a coating or paint is applied to the steel coil, several defects can arise, including blistering, peeling, or uneven application. These coating defects can affect the durability and appearance of the steel. It's important to note that the severity of these defects can vary, and different methods of repair or mitigation may be needed. Regular inspections and quality control measures can help to identify and address these defects before they become more significant issues.

Q:What are the safety standards for steel coil manufacturing?: To ensure the well-being and protection of workers, as well as the quality and reliability of the products produced, the safety standards for steel coil manufacturing have been designed. These standards encompass various aspects of the manufacturing process and include both general safety guidelines and industry-specific requirements. One of the primary safety standards for steel coil manufacturing involves implementing proper safeguards for machinery and equipment. This entails ensuring that all machinery and equipment used in the manufacturing process are adequately maintained, regularly inspected, and equipped with safety features such as emergency stop buttons and safety guards. Workers must also receive sufficient training on the safe operation of these machines and be aware of potential hazards. Another crucial safety standard is the utilization of personal protective equipment (PPE). Workers engaged in steel coil manufacturing must be provided with appropriate PPE, including safety goggles, gloves, ear protection, and protective clothing, in order to safeguard them against potential hazards such as flying sparks, noise, and chemical exposure. Additionally, safety standards for steel coil manufacturing emphasize the proper handling and storage of materials. This includes guidelines on how to safely lift and transport heavy steel coils, as well as regulations for stacking and storing them to prevent accidents and injuries. Fire safety is also of utmost importance in the safety standards for steel coil manufacturing. Measures should be implemented to prevent and control fires, such as regular inspections of electrical systems, proper storage and handling of flammable materials, and the availability of fire extinguishers and emergency evacuation plans. Furthermore, safety standards necessitate regular safety training and awareness programs for all employees involved in steel coil manufacturing. This ensures that workers are well-informed about potential hazards, safety procedures, and emergency protocols. Regular safety audits and inspections are also conducted to evaluate compliance with these standards and identify areas for improvement. Overall, the safety standards for steel coil manufacturing strive to establish a safe working environment, minimize the risk of accidents and injuries, and ensure the production of high-quality steel coils. Compliance with these standards is crucial for preserving the well-being of workers, protecting the environment, and upholding the reputation of the manufacturing industry.

Q:In pounds per square inch what is the tensile strength of strong steel?: It is refereed to the ultimate tensile strength which is the point at which the specimen of steel fail (rapture) when subjected to a force,measured by unit force divided by cross section of steel.

Q:How are steel coils used in the production of marine vessels?: Steel coils are extensively used in the production of marine vessels due to their strength, durability, and versatility. These coils are typically made of high-quality steel, which is known for its ability to withstand harsh marine environments and resist corrosion. One of the primary applications of steel coils in the production of marine vessels is for the construction of the hull. The steel coils are formed into plates, which are then welded together to create the hull structure. The strength of these coils ensures that the hull can withstand the extreme forces and pressures experienced during a vessel's operation, including rough seas and heavy cargo loads. Additionally, steel coils are used in the production of various components and fittings within a marine vessel. These coils can be shaped, cut, and formed into different parts, such as bulkheads, decks, and superstructures. The versatility of steel allows manufacturers to create complex shapes and structures that are essential for the efficient and safe operation of a marine vessel. Moreover, steel coils are also used for the fabrication of pipes and tubing systems within marine vessels. These pipes are crucial for various functions, such as transporting fluids, fuel, and ventilation throughout the vessel. The strength and corrosion resistance of steel coils ensure that these pipes can withstand the high pressures and corrosive nature of marine environments. Furthermore, steel coils are utilized in the production of marine vessel equipment, such as winches, cranes, and anchor systems. These components require a high-strength material that can withstand heavy loads and constant use. Steel coils provide the required strength and durability to ensure the reliable performance of these critical equipment. In conclusion, steel coils play a vital role in the production of marine vessels. Their strength, durability, and versatility make them an ideal material for constructing the hull, manufacturing various components, fabricating piping systems, and creating equipment. The use of steel coils ensures the safety, efficiency, and longevity of marine vessels, enabling them to navigate the challenging conditions of the open seas.

Q:Are you people aware of commercial steel warehouses, If yes then can you please explain their advantages and benefits?: Compared to what?

Q:Is a steel plate the same as a steel coil?: You must have an open book and a flat plate, and it is a little bit harder to cut the parts than the plate.

Q:How are steel coils used in the production of electrical enclosures?: Steel coils are used in the production of electrical enclosures as they are formed and shaped into various components such as panels, frames, and doors. These coils are typically cut, stamped, and bent to the required dimensions, providing the necessary strength and durability for the enclosures. Additionally, steel coils can be coated or painted to enhance their resistance to corrosion and improve the overall aesthetics of the electrical enclosure.

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