Prime quality prepainted galvanized steel 740mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Construction building material galvanized color prepainted cold
rolled steel coil
Prepainted steel sheet is coated with organic layer, which provides higher anti-corrosion property and
a longer lifespan than that of galvanized steel sheets.
The base metals for prepainted steel sheet consist of cold-rolled, HDG electro-galvanized and hot-dip
Alu-zinc coated. The finish coats of prepainted steel sheets can be classified into groups as follows:
polyester, silicon modified polyesters, polyvinylidene fluoride, high-durability polyester, etc
Standard and Grade :
Pre-paint galvanized steel coil | ||||
ASTM A755M-03 | EN10169:2006 | JISG 3312-2012 | ||
Commercial quality | CS | DX51D+Z | CGCC | |
Structure steel | SS GRADE 230 | S220GD+Z | CGC340 | |
SS GRADE 255 | S250GD+Z | CGC400 | ||
SS GRADE 275 | S280GD+Z | CGC440 | ||
SS GRADE 340 | S320GD+Z | CGC490 | ||
SS GRADE550 | S350GD+Z | CGC570 | ||
S550GD+Z | ||||
Application:
Outdoor | Roof, roof structure, surface sheet of balcony, frame of window, door of garage, rolled shutter door, booth, Persian blinds, cabana, etc |
Indoor | Door, isolater, frame of door, light steel structure of house, home electronic appliances, ect. |
Specifications
Commodity Name: Prepainted Galvanized Steel Coil
Standard: AISI, ASTM, DIN, GB, JIS
Grade: TDC52D+Z
Thickness 0.13-8.0mm
Width:600mm-1350mm
Zinc Coating:275g/m2
Polyester Coating Thickness:Top and Back coating thickness depend by Buyer Requirement.
Polyester Coating Type:2/2,1/2m,1/2.
Polyester Type: Polyester, silicone modified polyester, high durability polyester (HDP), polyvinylidene fluoride (PVDF)
Unit Roll Weight:5-20tons
Place of Origin Shanghai , China (Mainland)
Surface Treatment :Color Coated
Manufacture Progress:HRC-CRC-GALVANIZED-COLOR COATED
Application : Construction, electrical, transportation, steel plant, composite board plant, steel tile factory
Payment & Shipping Terms:T/T ,L/C, and FOB CHINA
Minimum Order Quantity: 25Tons
Packge Type: Moisture-proof paper inner,Steel outside,Bundle by steel rope.
Package in Container : Wood as a foot pad, wire rope reinforcement,PPGI steel coil tied together by steel rope.
- Q: What are the different forging methods used for steel billets?
- Steel billets can be forged using different methods, each with its own advantages and applications. Open Die Forging is a method where the steel billet is shaped between flat dies. This allows for flexibility in design and size, making it suitable for larger and more complex parts that require customization, like shafts, cylinders, and discs. Closed Die Forging, also known as impression die forging, involves shaping the steel billet within a set of dies that contain the desired shape. It is ideal for producing high-precision and complex parts with tight tolerances, such as gears, connecting rods, and crankshafts. Upset Forging is a method that involves increasing the cross-sectional area of the steel billet by compressing it between dies. This is commonly used for creating short-length parts like bolts, screws, and fasteners. Roll Forging uses cylindrical rolls to gradually shape the steel billet into the desired form. It is often used to produce long parts with a consistent cross-section, such as bars, rods, and shafts. Press Forging utilizes a hydraulic or mechanical press to shape the steel billet, providing greater control over the forging process. This method is often employed for manufacturing automotive components, aerospace parts, and tools. Isothermal Forging involves heating the steel billet and the dies to the same temperature, reducing the cooling effect during forging. This allows for greater control over the microstructure and mechanical properties of the final product, making it suitable for producing parts that require high strength and temperature resistance. Each forging method has its own benefits, allowing steel billets to be shaped into a wide range of products with varying complexity, size, and mechanical properties. The choice of forging method depends on factors such as the desired product, material properties, production volume, and cost considerations.
- Q: What are the different types of cutting processes used for shaping steel billets?
- There are several different types of cutting processes used for shaping steel billets. These processes include: 1. Bandsaw cutting: Bandsaw cutting is a widely used method for cutting steel billets. It involves using a continuous band of toothed metal blade to cut through the billet. Bandsaws are known for their ability to cut through thick sections of steel quickly and accurately. 2. Abrasive cutting: Abrasive cutting involves using an abrasive wheel or disc to cut through the steel billet. This method is commonly used for cutting smaller billets or for cutting shapes and contours into the billet. Abrasive cutting is known for its versatility and ability to produce smooth and precise cuts. 3. Plasma cutting: Plasma cutting is a thermal cutting process that uses a high-velocity jet of ionized gas to melt and remove the steel from the billet. This method is often used for cutting thick sections of steel or for cutting intricate shapes. Plasma cutting is known for its speed and ability to produce clean cuts. 4. Waterjet cutting: Waterjet cutting is a process that uses a high-pressure jet of water to cut through the steel billet. In some cases, abrasive particles may be added to the water to enhance the cutting ability. Waterjet cutting is known for its ability to cut through thick sections of steel without creating heat-affected zones or distortion. 5. Laser cutting: Laser cutting involves using a high-powered laser beam to melt and vaporize the steel billet. The laser beam is guided by computer controls to cut the desired shape. Laser cutting is known for its precision and ability to cut intricate shapes with minimal distortion. These are just a few examples of the different types of cutting processes used for shaping steel billets. Each process has its own advantages and is chosen based on factors such as the size of the billet, the desired shape, and the required accuracy.
- Q: How are steel billets used in the manufacturing of furniture?
- Steel billets are used in the manufacturing of furniture as a raw material for various components such as frames, legs, and supports. They are often shaped, cut, and welded to create the desired structural elements of furniture pieces, providing strength, durability, and stability to the final product.
- Q: How are steel billets used in the manufacturing of construction formwork?
- Steel billets are an essential component used in the manufacturing of construction formwork. Formwork refers to the temporary or permanent molds or structures used to hold and support freshly poured concrete until it sets and hardens. Steel billets, which are semi-finished steel products, are used as the raw material for creating the formwork. These billets are typically made by casting molten steel into a rectangular or square shape and then allowing it to cool and solidify. The resulting billets are then further processed to create the specific formwork components. The steel billets are first cut into smaller sections according to the desired dimensions of the formwork. These sections are then shaped and welded together to form the framework of the formwork. The billets provide the necessary strength and durability to withstand the weight of the concrete and any external forces exerted during construction. Once the framework is completed, additional components such as panels, braces, and tie rods are attached to it, also made from steel billets. These components provide stability and help distribute the load evenly across the formwork. Steel billets are the preferred material for constructing formwork due to their high strength-to-weight ratio and excellent resistance to corrosion. They can withstand the pressure exerted by the concrete during pouring and curing, ensuring the formwork remains intact and stable. Additionally, steel billets can be easily molded and shaped into various configurations, allowing for flexibility and customization in formwork design. In summary, steel billets play a crucial role in the manufacturing of construction formwork. They provide the necessary strength, durability, and stability required to support freshly poured concrete until it sets and hardens. By utilizing steel billets, formwork manufacturers can create robust and reliable structures that contribute to efficient and safe construction processes.
- Q: What is the average density of a steel billet?
- The average density of a steel billet is typically around 7.8 grams per cubic centimeter.
- Q: What are the different types of tests conducted on steel billets?
- There are several different types of tests that are conducted on steel billets to ensure their quality and suitability for various applications. These tests are essential in determining the mechanical properties, chemical composition, and integrity of the steel billets. 1. Chemical Composition Analysis: This test involves examining the chemical composition of the steel billets to ensure that they meet the required standards and specifications. It measures the levels of various elements such as carbon, manganese, silicon, sulfur, and phosphorus. 2. Tensile Test: This test measures the tensile strength, yield strength, and elongation of the steel billets. It helps determine the ability of the steel to withstand pulling forces without breaking. 3. Hardness Test: This test determines the hardness of the steel billets, which is essential in evaluating their resistance to wear, deformation, and penetration. Commonly used hardness tests include Brinell, Rockwell, and Vickers tests. 4. Impact Test: This test measures the toughness and ability of the steel billets to absorb energy under impact or sudden loading conditions. It helps determine their resistance to fracture and cracking. 5. Ultrasonic Testing: This non-destructive test uses high-frequency sound waves to detect internal flaws or defects in the steel billets. It is commonly used to detect cracks, voids, and inclusions that may affect the structural integrity of the billets. 6. Dimensional Inspection: This test ensures that the steel billets meet the specified dimensional requirements, including length, width, and thickness. It ensures that the billets are suitable for their intended application and can be used in subsequent manufacturing processes without any issues. 7. Macroscopic Examination: This visual inspection involves examining the surface and internal structure of the steel billets using magnification. It helps identify any visible defects such as cracks, porosity, segregation, or any other irregularities. 8. Microscopic Examination: This test involves examining the microstructure of the steel billets using a microscope. It helps determine the grain size, presence of phases, and any abnormalities in the steel structure that may affect its properties. These tests collectively ensure that the steel billets meet the required quality standards and possess the necessary mechanical properties for their intended applications. They help ensure the safety, reliability, and performance of the steel billets in various industries such as construction, automotive, aerospace, and manufacturing.
- Q: What are the factors that affect the mechanical properties of steel billets?
- The factors that affect the mechanical properties of steel billets include the chemical composition of the steel, the heat treatment process, the rolling and forging techniques used during manufacturing, and the presence of any impurities or defects in the billet. Additionally, the cooling rate after heat treatment and the grain size of the steel can also influence its mechanical properties.
- Q: How do steel billets contribute to the transportation industry?
- Steel billets are a vital component in the transportation industry as they are used to manufacture various parts and components for vehicles. These billets are transformed into products like engine blocks, chassis frames, axles, and suspension systems, which provide strength, durability, and stability to vehicles. Additionally, steel billets are also used to produce railway tracks and infrastructure, ensuring safe and efficient transportation of goods and people. Overall, steel billets play a crucial role in enhancing the performance, safety, and reliability of transportation systems.
- Q: What is the role of steel billets in the manufacturing of automotive transmission systems?
- The manufacturing of automotive transmission systems heavily relies on steel billets, which serve as essential raw material forms of steel. These billets act as the foundation for shaping and forming various components of the transmission system. The production of gears, shafts, and other critical transmission components is one of the primary purposes of steel billets in the manufacturing process. These billets are either forged or machined to achieve the desired shape, strength, and dimensional accuracy necessary for these components. By utilizing steel billets, manufacturers ensure that these parts possess the required strength, durability, and resistance to wear and tear, which are crucial for the proper functioning of the transmission system. Additionally, steel billets also find application in the manufacturing of transmission casings. These casings serve as protective housing for the internal components of the transmission system. To create these casings, steel billets are cast or molded into the desired shape, guaranteeing that they possess the necessary strength and rigidity to withstand the forces and stresses experienced by the transmission system. Furthermore, the use of steel billets allows for the customization and optimization of transmission system components. Manufacturers have the freedom to select specific grades of steel billets based on their desired properties, such as hardness, toughness, or corrosion resistance. This flexibility enables the production of transmission systems that meet the specific requirements of different automotive applications, whether it involves high-performance vehicles or heavy-duty trucks. In conclusion, steel billets play a vital role in the manufacturing of automotive transmission systems. They provide the raw material needed to create gears, shafts, casings, and other components. Steel billets ensure the strength, durability, and customization potential necessary to produce reliable and efficient transmission systems for various automotive applications.
- Q: What are the different methods of surface cleaning for steel billets?
- Some of the different methods of surface cleaning for steel billets include abrasive blasting, acid pickling, mechanical cleaning, and electrochemical cleaning.
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Prime quality prepainted galvanized steel 740mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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