Galvalume Steel Coils for Building Material

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
10000 m.t./month
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Standard:

AISI,ASTM,GB,JIS

Grade:

CGCC CGCH

Thickness:

0.17-0.6mm

Place of Origin:

 China (Mainland)

Brand Name:


Model Number:

GL-001

Type:

Steel Coil

Technique:

Cold Rolled

Surface Treatment:

Coated

Application:

Container Plate

Special Use:

High-strength Steel Plate

Width:

750-1250mm

Length:

C

certificate:

SGS,BV,ISO

usage:

building roofing material

coil weight:

3-7 ton

coil ID:

508mm

base metal:

hot rolled steel coil

Packaging & Delivery

Packaging Detail:mills standard export seaworthy packing or according to the customers' requirements
Delivery Detail:30days

Galvalume Steel Coils/Coil

Product advantages:

A.high strength

B.strong soundess

C.well rainproof performance

D.continuous rolling

E.good corrosion resistance

F.easy to install and remove


Quality guarantee:

our company  attaches importance to quality management and assurance,it is equipped with sound testing means and has passed the certification of ISO9001 Quality Management System and SGS,BV verification


Deiverse products

With world high-quality galvanized,aluminum and zinc coated and cold-rolled steel coils as base materials.



Q:
There are several types of corrosion protection methods used for steel coils, including: 1. Coating: Applying a protective layer of paint or coating, such as epoxy or zinc, on the surface of the steel coil to prevent direct contact with moisture and corrosive substances. 2. Galvanization: Immersing the steel coil in a bath of molten zinc to create a protective zinc coating, which acts as a sacrificial layer that corrodes first before the steel. 3. VCI (Volatile Corrosion Inhibitors): Using volatile chemicals that release protective vapors, which form a thin layer on the steel coil's surface, inhibiting corrosion by blocking moisture and oxygen. 4. Passivation: Treating the steel coil with chemicals like nitric acid to remove impurities, creating a passive oxide layer that protects against corrosion. 5. Cathodic Protection: Connecting the steel coil to a sacrificial anode (usually made of zinc or magnesium) or using impressed current to provide a flow of electrons, which prevents corrosion by making the steel coil the cathode in an electrochemical cell. 6. Environmental Control: Maintaining controlled temperature, humidity, and atmospheric conditions during storage and transportation to minimize exposure to corrosive elements. These methods can be used individually or in combination, depending on the specific requirements and environmental conditions.
Q:So finally got around to watching man of steelnow i heard a few times that batman was in iti didn't se him.in the film is it something subtle I've just missed or is he not in it?when i googled it got loads of results for them being together in the new film but nothing about man of steel 2013
No, however he will make an appearance in Batman V Superman: Dawn of Justice out next year.
Q:
Bend testers are specialized machines utilized to inspect the bendability of steel coils, measuring their flexibility and resistance against bending. The inspection process involves multiple steps to guarantee precise and dependable outcomes. To begin with, the steel coil is prepared by securing it firmly in place, typically using clamps or other mechanisms to prevent any movement during testing. This ensures stability and enables consistent and repeatable measurements. Following that, the bend tester is set up according to the specified testing parameters. These parameters usually include the desired bend angle, the speed at which the bend is applied, and the number of cycles to be performed. The bend tester is equipped with a bending mechanism that applies a controlled force on the coil, simulating the bending conditions it may experience in its application or use. Once the bend tester is ready, the bending process commences. The machine gradually applies an increasing force to the steel coil until it reaches the desired bend angle. Careful measurement and monitoring of this force take place throughout the process to ensure accuracy. While the bending process is underway, the machine records and displays significant data, such as the applied force, the angle of bend, and any indications of cracking or other defects. This data is crucial for evaluating the bendability of the steel coil and determining its compliance with required standards. Once the desired bend angle is attained, the coil is released from the bending mechanism, allowing any residual stresses to relax. This relaxation period is essential for observing any potential spring-back effect, where the coil partially returns to its original shape after bending. The amount of spring-back is also measured and recorded for further analysis. Finally, the inspection results are analyzed to assess the overall bendability of the steel coil. If the coil meets the specified bendability criteria, it can be deemed acceptable for its intended application. However, if any cracks, fractures, or excessive spring-back are detected, further investigation and analysis may be necessary to identify the cause and determine appropriate corrective actions. In conclusion, bend testers play a crucial role in inspecting the bendability of steel coils. Through a controlled and systematic process, these machines accurately measure flexibility and resistance to bending, ensuring the quality and reliability of steel coils used in various industries.
Q:
There are several types of steel finishes used for coil protection, including galvanized, painted, and coated finishes. Galvanized steel is coated with a layer of zinc to protect against corrosion. Painted steel is coated with a layer of paint for aesthetics and additional protection. Coated finishes can include various types such as epoxy, polyurethane, or polyester, which provide different levels of durability and resistance to corrosion.
Q:
Yes, steel coils are commonly used in the oil and gas industry for various applications such as pipeline construction, storage tanks, and drilling equipment. The strength, durability, and corrosion resistance of steel make it an ideal material for handling the demanding conditions in this industry.
Q:
To ensure accurate tracking and handling of steel coils throughout their journey, various methods are employed to label and identify them. The labeling and identification process typically consists of the following steps: 1. Initial Marking: At the outset, the manufacturer's name or logo is affixed to the steel coil, enabling easy identification of the producing company. 2. Unique Identification Number: A distinct identification number, commonly known as a coil number, is assigned to each steel coil. This number is often engraved or imprinted on the surface of the coil and serves the purpose of tracking and managing inventory. 3. Specifications of Size and Weight: Labels indicating the size and weight specifications of the steel coils are attached. This information aids in determining the coil's dimensions and weight capacity, ensuring appropriate handling and transportation arrangements. 4. Indication of Grade and Material: The labeling typically includes information about the grade and material composition of the steel coil. This essential data offers insights into the properties and quality of the steel, guaranteeing its correct utilization in manufacturing processes. 5. Heat or Lot Number: Steel coils may also bear a heat or lot number, which denotes the production batch from which the coil originated. This information contributes to traceability and quality control, simplifying identification in the event of any issues or defects. 6. Barcodes or QR Codes: Many steel coils now feature barcodes or QR codes that can be scanned using automated systems. These codes contain all pertinent information about the coil, streamlining data capture and management throughout the supply chain. Proper labeling and identification of steel coils are of utmost importance for efficient logistics management, inventory control, and quality assurance. By implementing these identification methods, manufacturers, distributors, and end-users can effortlessly track, handle, and utilize steel coils in a secure and productive manner.
Q:
There are several methods used for cutting steel coils, including shearing, slitting, and laser cutting. Shearing involves using sharp blades to cut through the coil, while slitting utilizes circular blades that make multiple cuts to create narrower strips. Laser cutting, on the other hand, employs a focused laser beam to melt or vaporize the steel, resulting in precise and clean cuts.
Q:
There are several different types of steel coil packaging materials, including steel strapping, stretch film, plastic wrap, metal bands, and wooden crates. These materials help protect and secure steel coils during transportation and storage.
Q:
Steel coils are inspected for surface defects using various methods such as visual inspection, magnetic particle inspection, eddy current testing, and ultrasonic testing. These techniques allow for a thorough examination of the coil's surface, identifying any cracks, scratches, dents, or other imperfections that may affect the quality of the steel.
Q:
There are several different methods of welding steel coils, each with its own advantages and applications. The most common methods used in welding steel coils include: 1. Resistance Welding: This method uses pressure and electric current to generate heat and join the steel coils together. It is commonly used for high-speed production and can be further categorized into spot welding, seam welding, and projection welding. 2. Arc Welding: This method involves creating an electric arc between an electrode and the steel coils, which generates intense heat and melts the metal. There are various types of arc welding techniques, such as shielded metal arc welding (SMAW), gas metal arc welding (GMAW), and flux-cored arc welding (FCAW). 3. Laser Welding: Laser welding utilizes a highly focused laser beam to melt and join the steel coils together. This method offers precise control, high welding speeds, and minimal heat-affected zones, making it suitable for thin materials and intricate designs. 4. Electron Beam Welding: This technique employs a concentrated beam of high-velocity electrons to melt and fuse the steel coils. It is commonly used for welding stainless steel and other high-temperature alloys, as it provides deep penetration and minimal distortion. 5. Friction Stir Welding: In this method, a rotating tool with a pin is plunged into the steel coils, creating heat through friction. The softened material is then stirred together to form a solid joint. It is commonly used for joining aluminum, but can also be applied to steel coils. 6. Ultrasonic Welding: Ultrasonic welding involves applying high-frequency vibrations to the steel coils, which creates friction and generates heat to fuse the materials together. This method is commonly used for smaller steel coils and can provide fast and efficient welding with minimal distortion. These are some of the different methods of welding steel coils, each offering unique advantages and suitable for specific applications. The choice of welding method depends on factors such as the type and thickness of the steel, desired strength and quality of the weld, production speed, and cost considerations.

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