Hot-dip Zinc Coating Steel Building Roof Walls With Best Price Best Quality

Hot-dip Zinc Coating Steel Building Roof Walls With Best Price Best Quality System 1

Hot-dip Zinc Coating Steel Building Roof Walls With Best Price Best Quality System 2

Hot-dip Zinc Coating Steel Building Roof Walls With Best Price Best Quality

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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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

Hot-dip Zinc Coating Steel Building Roof Walls With Best Price Best Quality

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: 0.18mm~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	Tensile strength	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 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.

2. 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: How are steel coils used in the manufacturing of automotive hoods?: Steel coils are used in the manufacturing of automotive hoods as they are shaped and cut into specific dimensions to create the hood's structure. These coils are typically formed into panels through processes like stamping, pressing, and forming, which are necessary to achieve the desired shape and strength.

Q: Can you use regular welding rods when welding stainless steel?Thank you.: Yes you can use regular welding rods for stainless steel. But you will not have the properties of the stainless. The weld joint will have a different color than the stainless if you grind/grain/finish the weld. It could also rust. The joint could be weaker. It is best to use a rod that comes as close to the base metal stainless as possible. (30 years welding - certified)

Q: What are the common coil weights available for steel coils?: The available coil weights for steel coils vary depending on the specific application and industry requirements. However, the market offers a few standard coil weights. 1. Light coils: Industries such as automotive, construction, and appliance manufacturing prefer light coils weighing between 3 to 6 metric tons (6,000 to 13,000 pounds). These smaller and more manageable coil sizes are commonly used. 2. Medium coils: Industries like construction, infrastructure, and general manufacturing utilize medium coils weighing between 6 to 15 metric tons (13,000 to 33,000 pounds). 3. Heavy coils: Heavy industries such as shipbuilding, heavy machinery manufacturing, and infrastructure projects require heavy coils weighing over 15 metric tons (33,000 pounds), with some reaching 30 metric tons (66,000 pounds) or more. These coils provide the necessary strength for large steel components. It's important to understand that these weight ranges are flexible and subject to customer or industry specifications. Some manufacturers may even offer customized coil weights to meet specific project requirements. To determine the most suitable coil weight for a particular application, it is advised to consult with a steel supplier or manufacturer.

Q: How are steel coils used in the manufacturing of electrical appliances?: Steel coils are commonly used in the manufacturing of electrical appliances as they serve as the core component in the production of electromagnets. These electromagnets are used in various applications such as motors, transformers, and solenoids, allowing for the conversion of electrical energy into mechanical energy or vice versa. The steel coils provide the necessary magnetic properties and high conductivity required for efficient operation in electrical appliances.

Q: I have a 03 jeep wrangler and looking to upgrade to black wheels. I was wondering if the difference between steel and alloy wheels is worth paying double.: steel is steel is steel- they will always be heavy you would have to weigh them to find out--NOW if you are going to alloy wheels they are typically aluminum and yes they are lighter -this is good because it lightens your un-sprung weight and is less harmful to your suspension-good for your auto

Q: What are the end uses of galvanized steel coil? What is the market like for this raw material? Would something like this be expensive?Also can you explain: PPGI.And the following specifications; what do they mean/represent?Required Composition :Thickness- 0.23mmCarbon- Max. 0.01%Manganese- Max. 0.20%Phosphorous- Max. 0.05%Sulphur- Max. 0.01%Silicon- ABT. 2.80 - 3.50%CRGO Quality- Prime QualityThanks: Steel coil is the name given to thinner sheet steel when it is manufactured - it comes out of the machine and is formed into a coil for ease of handling storage and transportation. Thin sheet steel is used for plenty of stuff. It can be slit (cut) into thin strips as well as just cropped and used at one of the standard lengths x widths it leaves the mill. There is a big market for this material. It is used in many construction and engineering applications for things like ducting, boxes, gutters, down pipes, flashings, panels, car bodies etc., anything made of thin steel Galvanising is a flash coating of zinc which improves it's corrosion resitance. Cost wise it is a relatively cheap material. The chemical composition of steel varies, it is mostly iron but has various other elements added or present as impurities that change it's characteristics, depending on the end use. These additional elements can be selected to give better weld ability, hardness, tensile strength, corrosion resistance, flexibility and so on. In many applications excess of these chemicals is undesirable. For example sulphur and carbon are generally better at lower levels. The chemical composition data is contained in a material data sheet and expressed as a percentage of the chemical present and which gives the composition of a particular batch of steel, allowing it to be selected for particular applications and traced for quality assurance purposes. The list you have there shows presence and quantity of other elements in a particular batch of coil. The thickness is 0.23mm, quite thin.

Q: What are the different surface finishes available for steel coils?: Some of the different surface finishes available for steel coils include hot-dip galvanized, galvannealed, electro-galvanized, and plain.

Q: What are the different coil cutting machine options available for steel coils?: There are several coil cutting machine options available for steel coils, each catering to different requirements and specifications. Some of the common options include: 1. Slitting Machine: This machine is used to slit the large steel coils into narrower strips or slits. It typically consists of a circular blade that moves across the width of the coil, cutting it into the desired widths. Slitting machines can handle a wide range of steel coil thicknesses and are commonly used in industries such as automotive, construction, and manufacturing. 2. Cut-to-Length Machine: This type of machine is used to cut steel coils into specific lengths. It is equipped with a shearing mechanism that cuts the coil based on the programmed length. Cut-to-length machines are particularly useful for applications where precise and consistent lengths are required, such as in the production of steel sheets or plates. 3. Rotary Shear Machine: A rotary shear machine is designed to cut steel coils into smaller pieces or squares. It utilizes a rotating drum with multiple cutting blades that shear the coil in a continuous process. This type of machine is often used in industries that require smaller steel pieces for further processing or assembly. 4. Guillotine Shear Machine: This machine is equipped with a large blade that moves vertically to cut steel coils. It is commonly used in applications where high precision and high-speed cutting are required. Guillotine shear machines can handle thicker steel coils and are often employed in heavy-duty industries such as shipbuilding and metal fabrication. 5. Laser Cutting Machine: Laser cutting machines offer a highly precise and versatile method for cutting steel coils. They use a focused laser beam to melt or vaporize the material, resulting in a clean and accurate cut. Laser cutting machines are suitable for a wide range of steel coil thicknesses and can handle complex shapes and patterns. These are just a few examples of the coil cutting machine options available for steel coils. The choice of machine depends on factors such as coil thickness, desired cutting precision, required output volume, and specific application requirements.

Q: I already have the county permits and bank loan, but the foundation hasn't been poured. Is it too late to convert to steel?: Steel is going to be a whole different world. You will need to go back to square one and get house plans that are drawn for structural steel. First thing you need to do is find a builder that knows how to build with steel and get an idea of the price.

Q: I know that the steel is significantly harder than when air cooled, but why is the quenched steel harder?: When steel is slowly cooled, lots of carbon diffusion takes place because it is not very soluble in steel at room temperature. The carbon is in solution at high temperatures, and is rejected out of the lattice as it cools. And when this happens, the microstructure will consist of ferrite and pearlite, and the lattice structure will be base centered cubic (bcc). If it is cooled fast enough, then the carbon gets trapped in the interstitial sites of the lattice and distorts it to a body centered tetragonal (same as bcc, but elongated in one direction) This elongation strains the lattice and makes it harder. Also, when cooled fast enough the atoms do not have time to diffuse like they normally would and they shear into place. This forms the hard phase of martensite that is desired of heat treated steel. But then it must be tempered back some because it is too brittle.

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