Hot-Dip Galvanized Steel Coil-JIS G3302 SGCC

Hot-Dip Galvanized Steel Coil-JIS G3302 SGCC System 1

Hot-Dip Galvanized Steel Coil-JIS G3302 SGCC

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 15000 m.t./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.

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 Galvanized Steel Coil-JIS G3302 SGCC

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 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 different methods of oiling steel coils?: There are several different methods of oiling steel coils, each with its own unique advantages and applications. Some of the common methods include: 1. Immersion or bath oiling: This method involves submerging the steel coils into a bath of oil. The coils are typically passed through a series of rollers to ensure even coating and complete coverage. Bath oiling is a cost-effective and efficient method for large-scale production, as it can oil multiple coils simultaneously. This method is commonly used for hot-rolled coils. 2. Roll-on oiling: As the name suggests, roll-on oiling involves applying oil to the surface of steel coils using a set of rotating rollers. This method ensures uniform oil distribution and is suitable for both cold-rolled and hot-rolled coils. Roll-on oiling is often preferred when precise control over the amount of oil applied is required. 3. Spray oiling: In spray oiling, a fine mist or spray of oil is applied to the coils using specialized nozzles or sprayers. This method allows for targeted application, making it suitable for specific areas or sections of the steel coils. Spray oiling is commonly used for precision or specialty coils where controlling the amount of oil is critical. 4. Electrostatic oiling: Electrostatic oiling involves applying a charged mist of oil particles to the steel coils. The coils are given an opposite charge, causing the oil particles to be attracted and adhere to the surface. This method ensures an even and controlled distribution of oil, minimizing waste and reducing environmental impact. Electrostatic oiling is often used for high-quality or high-precision applications. 5. Brush or roller oiling: This method involves manually applying oil to the coils using brushes or rollers. It is typically used for smaller-scale operations or when precision is required in specific areas. Brush or roller oiling allows for close control over the amount of oil applied. The choice of oiling method depends on various factors such as the type of steel, desired level of oil coverage, production volume, and cost considerations. Each method has its own advantages and limitations, and manufacturers often select the most suitable method based on their specific requirements and objectives.

Q: How do steel coils withstand extreme temperatures?: Steel coils are able to withstand extreme temperatures due to the unique properties of steel. Firstly, steel has a high melting point, allowing it to maintain its structural integrity even at extremely high temperatures. Additionally, steel has excellent thermal conductivity, which enables it to evenly distribute and dissipate heat. Furthermore, steel undergoes various heat treatment processes during manufacturing, such as quenching and tempering, which enhance its strength and resistance to temperature fluctuations. Overall, these factors make steel coils highly capable of withstanding extreme temperatures.

Q: How are steel coils used in the production of electrical systems?: Steel coils are used in the production of electrical systems as they serve as the key component in the construction of transformers and electric motors. These coils are wound with insulated copper wire and when an electric current passes through them, they generate a magnetic field that enables the conversion of electrical energy into mechanical energy or vice versa.

Q: What are the different types of steel coil cutting machines?: In the market, there is a wide range of steel coil cutting machines available, each tailored to meet specific needs and requirements. Some commonly used types include: 1. Slitting Machines: These machines are utilized to cut steel coils into narrower strips. Equipped with multiple circular blades, they are capable of making precise cuts along the length of the coil, enabling the production of narrower coils or strips. 2. Cut-to-Length Machines: Designed to cut steel coils into specific lengths, these machines possess the ability to accurately measure and cut the coil to the desired length, ensuring uniformity and precision. 3. Rotary Shears: Rotary shears are robust cutting machines that can handle thicker and larger steel coils. Utilizing a rotating blade, they are suitable for cutting thicker gauge materials. 4. Multi-Blanking Machines: Intended for cutting steel coils into multiple smaller blanks simultaneously, these machines have the capability to cut the coil into various shapes and sizes. This makes them ideal for producing multiple parts from a single coil. 5. Slit and Cut-to-Length Combination Machines: These machines integrate the functionalities of both slitting and cut-to-length machines, enabling the cutting of narrow strips and lengths in a single process. They offer versatility and efficiency, saving time and increasing productivity. Each type of steel coil cutting machine possesses distinct advantages and is suitable for specific applications. The choice of machine depends on factors such as coil thickness, desired strip width, required length accuracy, and production volume.

Q: A roll of 1 meters wide color steel roll about how many tons?: In general, between 3.5 and 5 tons. Our company uses 0.17*1000 white color steel roll. The weight is usually around 4.5 tons. Different manufacturers will have different sealing rolls.

Q: How are steel coils used in the manufacturing of automotive doors?: Steel coils are used in the manufacturing of automotive doors as they serve as the primary raw material for forming the door panels. These coils are processed through various manufacturing techniques such as stamping, cutting, and bending to shape the door panels. The strong and durable nature of steel makes it an ideal material for automotive doors, providing structural integrity and protection to the vehicle.

Q: What are the different types of steel coil edge conditions?: The different types of steel coil edge conditions include mill edge, slit edge, and deburred edge.

Q: How do steel coils contribute to the manufacturing of HVAC systems?: Steel coils play a crucial role in the manufacturing of HVAC systems. These coils are typically made from high-quality steel, which offers exceptional strength, durability, and heat resistance. One of the main uses of steel coils in HVAC systems is for heat exchangers. Heat exchangers are vital components that facilitate the transfer of heat between two different mediums, usually air and a refrigerant. In an HVAC system, steel coils are used in both the evaporator and condenser coils. The evaporator coil absorbs heat from the air inside a building, while the condenser coil releases heat to the outside environment. These coils are designed with numerous tubes that are coiled and connected with fins. The steel construction of these coils ensures that they can withstand high-pressure environments and resist corrosion, ensuring long-term reliability and efficiency of the HVAC system. Steel coils also contribute to the overall structural integrity of HVAC systems. They are commonly used in the fabrication of ductwork, which is responsible for distributing conditioned air throughout a building. The strength and rigidity of steel coils allow ductwork to maintain its shape and structural integrity under various conditions, including high air pressure and temperature fluctuations. Furthermore, steel coils are often used in the fabrication of HVAC system cabinets and enclosures. These cabinets house various components of the system, such as compressors, fans, and control panels. The robustness of steel coils ensures that the cabinets can withstand external forces, protect the internal components, and provide a secure housing for the entire HVAC system. In summary, steel coils are essential components in the manufacturing of HVAC systems. Their strength, durability, and heat resistance make them ideal for heat exchangers, ductwork, cabinets, and enclosures. By utilizing steel coils, HVAC manufacturers can produce systems that efficiently and effectively regulate temperature, improve indoor air quality, and provide comfort in various residential, commercial, and industrial settings.

Q: I'm looking for steel to make knives, but don't know what to get.: high carbon steel is the best for a knife

Q: How are steel coils used in the manufacturing of automotive fuel tanks?: Steel coils are used in the manufacturing of automotive fuel tanks as they are shaped and welded to form the structure of the tank. The coils provide strength and durability to the tank, ensuring it can withstand the pressure and impact of the fuel. Additionally, the steel coils are often coated to prevent corrosion and ensure longevity of the fuel tank.

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