Galvanized/Aluzinc Steel Coil/Sheet with Best Quality in China

Galvanized/Aluzinc Steel Coil/Sheet with Best Quality in China System 1

Galvanized/Aluzinc Steel Coil/Sheet with Best Quality in China

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t.

Supply Capability:: 10000 m.t./month

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Hot-dip Zinc Coating Steel Building Roof Walls
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

Galvanized/Aluzinc Steel Coil/Sheet with Best Quality in China

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: 0.1mm~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	Elongation %	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 about your company？

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

2.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.

3. 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 applications of stainless steel coils?: Stainless steel coils possess unique properties and characteristics that allow for a wide range of applications. Some of the most frequently seen uses for stainless steel coils include the following: 1. Automotive industry: The automotive industry extensively incorporates stainless steel coils in the manufacturing of components such as exhaust systems, mufflers, and catalytic converters. These applications benefit from stainless steel's corrosion resistance and durability, making it an ideal choice. 2. Construction industry: The construction industry heavily relies on stainless steel coils for structural elements, roofing, cladding, and facades. Stainless steel's high strength, resistance to corrosion, and aesthetic appeal make it a popular choice for architectural projects. 3. Kitchen appliances: Stainless steel coils are commonly utilized in the production of kitchen appliances like refrigerators, stoves, ovens, and dishwashers. Stainless steel's easy cleanability, resistance to heat and stains, and hygienic properties make it the preferred material for these applications. 4. Food processing industry: The food processing industry widely employs stainless steel coils for equipment such as tanks, pipes, and conveyor systems. Stainless steel's corrosion resistance and ease of cleaning ensure the integrity and hygiene of food products. 5. Medical industry: The medical industry extensively utilizes stainless steel coils for various applications, including medical devices, surgical instruments, and implants. Stainless steel's biocompatibility, strength, and resistance to corrosion make it an ideal material for these critical healthcare applications. 6. Energy sector: Stainless steel coils play a crucial role in the energy sector for applications such as heat exchangers, boilers, and pipelines. Stainless steel's high-temperature resistance, excellent mechanical properties, and corrosion resistance make it suitable for these demanding applications. 7. Chemical industry: The chemical industry employs stainless steel coils for storage tanks, piping systems, and reactors. Stainless steel coils are a reliable choice due to their corrosion resistance and ability to withstand high temperatures and aggressive chemicals when handling various chemical substances. 8. Manufacturing industry: Stainless steel coils find extensive use in various manufacturing processes like stamping, forming, and fabrication. The versatility, durability, and ease of machining of stainless steel make it a popular choice for a wide range of industrial applications. In conclusion, the applications of stainless steel coils are vast and varied, thanks to their exceptional properties such as corrosion resistance, strength, durability, and aesthetic appeal.

Q: What are the applications of steel coils?: Steel coils are utilized across a wide array of industries due to their versatility and durability. The construction industry, in particular, heavily relies on steel coils for structural purposes. These coils can be shaped and molded into different sizes and forms to create essential components like beams, columns, and other structural elements needed in buildings, bridges, and infrastructure projects. Another significant field that benefits from steel coils is the automobile manufacturing industry. Steel coils are instrumental in producing various parts and components of vehicles, including body panels, chassis, frames, and engine parts. The exceptional strength and durability of steel make it an ideal material for ensuring the safety and longevity of automobiles. Moreover, steel coils play a crucial role in the production of household appliances such as refrigerators, washing machines, and stoves. Steel's versatility allows it to be easily molded and shaped into different configurations, making it suitable for various appliance components. In the energy sector, steel coils find extensive use in the manufacturing of power generation equipment and pipelines. Turbines, generators, and other equipment used in power plants are made from steel coils. Additionally, steel coils are employed in constructing pipelines for the transportation of oil, gas, and other fluids. Furthermore, steel coils are widely employed in the fabrication of storage tanks, industrial machinery, and agricultural equipment. They are also utilized in the production of furniture, shelving units, and various metal products. In summary, steel coils play a vital role in numerous industries, including construction, automotive, appliance manufacturing, energy, and others. The strength, durability, and versatility of steel make it an indispensable material for both structural and functional purposes.

Q: What are the challenges in coil slitting?: Coil slitting, a method used to divide large metal coils into narrower strips of desired widths, has its advantages in terms of efficiency and flexibility. However, it also comes with several challenges. One of the primary obstacles in coil slitting is the need to ensure consistent strip width accuracy. To achieve this, it is crucial to maintain uniform width measurements throughout the process. Any deviation in strip width can have downstream effects on the production line, impacting the quality and functionality of the final product. Overcoming this challenge requires the use of precise slitting equipment and careful monitoring of process parameters. Another challenge lies in managing the quality of the strip edges. The edges of the slit strips play a critical role, particularly in applications where they must be free from imperfections like burrs. Attaining clean and smooth edges necessitates proper blade selection, positioning, and maintenance. Any defects or irregularities on the strip edges can affect subsequent processes such as bending, welding, or coating. Additionally, the type of material being slit can pose challenges. Certain metals, such as high-strength steels or alloys, may be more difficult to cut due to their hardness or brittleness. Slitting these materials can result in blade wear and premature failure, leading to increased downtime and maintenance costs. Moreover, the presence of contaminants or surface defects on the coil can also impact the slitting process, requiring additional cleaning or preparation steps. Handling and processing large coils present another significant challenge. Coils can be cumbersome and heavy, necessitating proper equipment and procedures to ensure safe handling. Furthermore, the slitting process generates a significant amount of scrap material, which needs to be efficiently managed and disposed of. Proper storage, transportation, and recycling of the scrap are essential to minimize waste and maintain a clean and organized working environment. In conclusion, coil slitting offers benefits in terms of customization and productivity. However, it also poses challenges in maintaining strip width accuracy, managing edge quality, dealing with difficult materials, and handling large coils and scrap. Overcoming these challenges requires expertise, precision equipment, and careful process control to ensure the desired quality and efficiency in coil slitting operations.

Q: How are steel coils inspected for surface finish variations?: Steel coils are inspected for surface finish variations using visual examination, mechanical methods such as gauges and calipers, and non-destructive testing techniques like magnetic particle inspection or ultrasonic testing.

Q: In pounds per square inch what is the tensile strength of strong steel?: I okorder /

Q: could anybody tell me the the weight of a cubic metre of mild steel? and where to get this info from?: i thnk 7.85 the density of ms is 7.85 kg/cm2 and formula is density=mass/volume u have volume=1m3 7.85*1=mass so 7.85 kg

Q: How are steel coils used in the production of metal signs?: Steel coils are used in the production of metal signs by being processed through a series of steps such as cutting, shaping, and welding. The coils are uncoiled and cut into the desired size and shape for the sign. Then, they are shaped using various methods like bending or rolling to achieve the desired design. The coils may also undergo welding to join different sections or add additional components to the sign. Overall, steel coils provide the raw material necessary for creating durable and sturdy metal signs.

Q: How are steel coils inspected for edge quality?: Steel coils are inspected for edge quality through a combination of visual inspection and non-destructive testing methods. Visual inspection involves a thorough examination of the edges of the coils to identify any visible defects such as cracks, chips, or uneven edges. This is typically done by trained inspectors who carefully inspect the entire length of the coil. Non-destructive testing methods are also used to detect any hidden defects or imperfections in the edges of the steel coils. These methods include ultrasonic testing and magnetic particle inspection. Ultrasonic testing involves the use of high-frequency sound waves to identify any internal flaws or discontinuities in the steel. Magnetic particle inspection, on the other hand, uses magnetic fields and particles to identify any surface or near-surface defects in the steel. Both visual inspection and non-destructive testing methods play a crucial role in ensuring the edge quality of steel coils. By conducting these inspections, manufacturers can identify and address any defects or imperfections in the edges of the coils, ensuring that they meet the required quality standards.

Q: I've heard different things bout them, though I do not know this. Oh, and if you know where you can buy some raw or get custom made stuff out of black steel please let me know it would be greatly appreciated. Oh and my friend told me there is a black steel that can be sharpened and silver will be underneath, is this also true? Thank you very much for answering ^^: Black steel is steel with a surface layer of dark coloured iron oxides used for low pressure hot water heating pipes. Black iron is iron without any finish on it, which is really gray-black in color. they may be the same as many people often confuse iron and steel. Since the steel is simply steel with a covering, it could describe any steel including your silver steel.

Q: Why is it usually scorned by the shooting community to use steel cased ammo (like Wolf)? Always hear corrosive and steel is bad for the extractor/firing pin. Hulp a simpleton out!: Here's a true life example: My Bushmaster AR15 extractor rips the lip/rim off the steel casing leaving the fired round jammed into the chamber. It takes a push rod to remove the casing. It happens pretty frequently, and I recently took half a brick of the junk and dropped it off at my local gun store on amnesty day. I've never had that issue with brass.

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