Hot-dip Zinc Coating Steel Building Roof Walls Steel Coil ASTM 615-009

Hot-dip Zinc Coating Steel Building Roof Walls Steel Coil ASTM 615-009 System 1

Hot-dip Zinc Coating Steel Building Roof Walls Steel Coil ASTM 615-009

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 9999 kg/m²

Supply Capability:: 11 kg/m²/month

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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.tungsten, carbon and so on. Basically, steel is an iron-carbon alloy that does not undergo eutectic reaction. In contrast,cast iron does undergo eutectic reaction, suddenly solidifying into solid phases at exactly the same temperature. Too little carbon content leaves (pure) iron quite soft, ductile, and weak. Carbon contents higher than those of steel make an alloy, commonly called pig iron, that is brittle (not malleable). While iron alloyed with carbon is called carbon steel, alloy steel is steel to which other alloying elements have been intentionally added to modify the characteristics of steel. Common alloying elements include: manganese, nickel, chromium, molybdenum, boron, titanium, vanadium, tungsten, cobalt, and niobium.^[1] Additional elements are also important in steel: phosphorus, sulfur, silicon, and traces of oxygen, nitrogen, and copper.

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 Steel Coil ASTM 615-009

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	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 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: Can steel strips be used for making agricultural machinery?: Yes, steel strips can be used for making agricultural machinery. Steel is a commonly used material in the manufacturing of agricultural machinery due to its strength, durability, and resistance to wear and tear. Steel strips can be shaped, welded, and formed into various components of agricultural machinery such as plows, harrows, cultivators, seeders, and planters. Additionally, steel strips can be galvanized to provide further protection against corrosion, making them suitable for use in outdoor agricultural environments. Overall, steel strips offer the necessary qualities to withstand the demanding conditions and heavy-duty usage typically associated with agricultural machinery.

Q: What are the advantages of using steel strips?: There are several advantages of using steel strips. Firstly, steel strips offer exceptional strength and durability, making them suitable for a wide range of applications, from construction to automotive industries. Secondly, steel strips are highly resistant to corrosion and rust, making them a reliable choice for outdoor or humid environments. Additionally, steel strips can be easily formed, bent, or shaped according to specific requirements, providing flexibility in design and customization. Lastly, steel strips have excellent recyclability, making them an environmentally-friendly option that supports sustainable practices.

Q: What are the different methods of cutting steel strips?: There are several methods of cutting steel strips, including shearing, sawing, laser cutting, and waterjet cutting.

Q: What are the different mechanical tests performed on steel strips?: Some of the different mechanical tests performed on steel strips include tensile testing, hardness testing, bend testing, and impact testing. Tensile testing measures the strength and ductility of the steel by applying a pulling force until it breaks. Hardness testing determines the resistance of the steel to indentation or scratching. Bend testing assesses the steel's ability to withstand bending without cracking or breaking. Impact testing measures the steel's resistance to sudden, high-velocity loading by striking it with a pendulum or hammer. These tests help evaluate the mechanical properties and performance of steel strips in various applications.

Q: What are the factors affecting the cost of steel strips?: There are several factors that can affect the cost of steel strips. Firstly, the price of raw materials used in the production of steel strips is a significant factor. If the cost of iron ore, coal, and other materials used in steelmaking increases, it will have a direct impact on the cost of steel strips. Another important factor is the demand and supply dynamics of the steel industry. If there is a high demand for steel strips and limited supply, the cost will likely increase. On the other hand, if the demand is low and there is excess supply, it could lead to a decrease in prices. Fluctuations in energy prices can also affect the cost of steel strips. The steel manufacturing process requires a significant amount of energy, and any increase in energy costs can raise the overall production cost, thus impacting the price of steel strips. Transportation costs play a role as well. If the steel strips need to be transported over long distances, the cost of shipping and logistics can add to the overall cost. Additionally, the level of competition in the steel industry can influence the cost of steel strips. If there are many steel manufacturers competing for market share, they may lower their prices to attract customers. Conversely, if there are fewer competitors, they may have more pricing power, resulting in higher costs. Lastly, government policies and regulations can impact the cost of steel strips. Tariffs, taxes, and trade restrictions can increase the cost of imported steel strips, while subsidies or incentives can affect the cost of domestically produced steel. In summary, the factors affecting the cost of steel strips include raw material prices, demand and supply dynamics, energy costs, transportation costs, competition, and government policies. These factors can fluctuate over time, leading to changes in the cost of steel strips.

Q: How do steel strips perform in terms of chemical stability?: Steel strips generally exhibit good chemical stability. This is primarily due to the protective oxide layer that forms naturally on their surface, which helps prevent corrosion and degradation when exposed to various chemicals. However, their performance can vary depending on the specific type of steel and the nature of the chemicals involved.

Q: How do steel strips perform under extreme weather conditions?: Steel strips perform well under extreme weather conditions due to their high strength, durability, and resistance to corrosion. They are capable of withstanding extreme temperatures, intense winds, heavy rain, and snowfall. Additionally, steel strips have excellent structural stability, making them suitable for various applications in extreme weather environments.

Q: How are steel strips tempered for improved toughness?: Steel strips are tempered for improved toughness by heating them to a specific temperature and then cooling them rapidly. This process, known as quenching, helps to reduce the hardness of the steel while increasing its toughness and durability.

Q: What are the alternatives to steel strips in specific applications?: Some alternatives to steel strips in specific applications include aluminum strips, composite strips, and plastic strips. These alternatives offer different properties such as lighter weight, corrosion resistance, and flexibility, making them suitable for various specific applications where steel may not be the ideal choice.

Q: How are steel strips used in the manufacturing of hand tools?: Steel strips are commonly used in the manufacturing of hand tools to provide strength, durability, and precision. They are often shaped, sharpened, and attached to handles to create various types of cutting, shaping, or gripping tools. Steel strips are also used as reinforcement or components in the construction of hand tool handles, ensuring a sturdy and long-lasting product.

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