Prime quality prepainted galvanized steel 685mm

Prime quality prepainted galvanized steel 685mm System 1

Prime quality prepainted galvanized steel 685mm System 2

Prime quality prepainted galvanized steel 685mm System 3

Prime quality prepainted galvanized steel 685mm System 4

Prime quality prepainted galvanized steel 685mm

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t.

Supply Capability:: 10000 m.t./month

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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

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:How are steel billets labeled for identification purposes?: To identify steel billets, a combination of alphanumeric codes and markings are utilized. These labels contain vital data regarding the billet's composition, size, and other significant particulars. The most prevalent approach to label steel billets involves directly stamping or engraving the necessary information onto the billet's surface. This includes details like steel grade, heat number, lot number, and the manufacturer's symbol or logo. These markings are typically made using durable and legible industrial-grade ink or via electrochemical etching, ensuring their resilience even in harsh environments. Additionally, steel billets may also carry identification tags or labels that offer additional information which cannot be easily engraved or stamped. These tags or labels may feature barcodes, QR codes, or RFID tags, allowing for quick access to relevant information through specialized equipment. By employing these labeling methods, steel billets can be easily identified, tracked, and monitored throughout their lifespan. This ensures effective quality control, inventory management, and efficient production processes within the steel industry.

Q:What are the properties and characteristics of steel billets?: Steel billets are semi-finished products that possess several key properties and characteristics. Firstly, they have a rectangular or square cross-section with a relatively large size, typically ranging from 100x100mm to 200x200mm. They are manufactured through the process of continuous casting, which ensures their uniform composition and high quality. Steel billets exhibit excellent strength and hardness, making them suitable for various applications in the manufacturing industry. They have a high resistance to deformation, enabling them to withstand heavy loads and pressures. Additionally, they have good ductility and can be easily shaped or formed into desired products through processes like rolling or forging. Another important characteristic of steel billets is their excellent thermal conductivity, enabling efficient heat transfer during processing. They also have a good resistance to corrosion, which makes them suitable for outdoor applications and in environments with high humidity or exposure to chemicals. Overall, steel billets are versatile and robust materials with a wide range of applications in the construction, automotive, and machinery industries, among others. Their distinctive properties make them a preferred choice for various manufacturing processes, enabling the production of durable and reliable end products.

Q:What are the different surface treatments for improved dimensional accuracy in steel billets?: To enhance dimensional accuracy in steel billets, various surface treatments can be utilized. These treatments have the objectives of reducing surface imperfections, improving surface finish, and minimizing dimensional variations. Some commonly employed surface treatments for achieving improved dimensional accuracy in steel billets include: 1. Shot blasting: By forcefully propelling abrasive particles onto the billet's surface, shot blasting effectively eliminates dirt, scale, and surface contaminants. This results in a smoother and cleaner surface, thereby eliminating potential dimensional variations caused by surface irregularities. 2. Peeling: In this machining process, a cutting tool is used to remove a thin layer of material from the billet's surface. Peeling helps eliminate surface defects and imperfections, leading to enhanced dimensional accuracy. Additionally, peeling can improve the billet's surface finish. 3. Grinding: Material removal from the billet's surface is achieved through the use of an abrasive wheel or belt in the grinding process. This treatment effectively eliminates surface irregularities like high spots or scratches, contributing to improved dimensional accuracy. Furthermore, grinding provides a smoother and more uniform surface finish. 4. Turning: Using a cutting tool, turning involves the removal of material from the billet's surface. This treatment enables the achievement of precise dimensions and surface finish. Additionally, turning can enhance the billet's concentricity and straightness. 5. Polishing: Polishing entails the use of abrasive materials or compounds to create a smooth and reflective surface on the billet. By eliminating surface imperfections such as scratches or blemishes, polishing contributes to improved dimensional accuracy and surface finish. It is important to consider that the choice of surface treatment may vary depending on specific requirements and desired outcomes. Manufacturers often employ a combination of these treatments to attain optimal dimensional accuracy in steel billets.

Q:What are the major steel billet producing countries?: The major steel billet producing countries include China, India, Russia, Japan, and the United States.

Q:What is the typical size and shape of steel billets?: The typical size and shape of steel billets can vary depending on the specific application and industry requirements. However, they are commonly rectangular or square in shape, with dimensions ranging from a few inches to several feet in length, width, and height.

Q:What is the role of steel billets in the construction of commercial buildings?: Steel billets play a crucial role in the construction of commercial buildings as they are the primary raw material used for manufacturing structural steel sections. These sections are used to construct the framework, columns, beams, and other load-bearing elements of the building. The high strength and durability of steel make it an ideal material for commercial buildings, as it can withstand heavy loads, resist deformation, and provide structural integrity. Steel billets are melted and cast into various shapes and sizes to create different sections, such as I-beams, H-beams, channels, angles, and plates. These sections are then fabricated, welded, and assembled to form the skeletal structure of the building. Steel billets are often utilized to produce long steel bars or rods, which are commonly used as reinforcement in concrete structures. Reinforced concrete is widely used in commercial buildings due to its ability to combine the compressive strength of concrete with the tensile strength of steel. Moreover, steel billets are essential in providing stability and support to the overall structure. They help distribute the weight and loads evenly throughout the building, ensuring the safety and integrity of the construction. Additionally, steel is a highly fire-resistant material, reducing the risk of damage in case of fire incidents and enhancing the overall safety of the building. Furthermore, steel billets offer design flexibility and cost-effectiveness. They can be easily fabricated and customized to meet the specific requirements of the building design, allowing architects and engineers to create innovative and efficient structures. Steel structures are also lightweight compared to traditional construction materials, reducing the overall weight of the building and potentially lowering construction costs. In conclusion, steel billets are integral to the construction of commercial buildings as they provide the necessary strength, durability, and stability required for the structural framework. Their versatility, fire-resistance, and cost-effectiveness make them a preferred choice for architects, engineers, and contractors in the construction industry.

Q:What are the main factors affecting the strength of steel billets?: The strength of steel billets can be influenced by several key factors. Firstly, the composition of the steel plays a vital role in determining its strength. The types and quantities of different elements present in the steel, such as carbon, manganese, and silicon, can enhance its strength by forming solid solutions or creating carbides. These modifications increase the steel's hardness and resistance to deformation. Secondly, the strength of steel can be affected by the heat treatment process. By subjecting the steel billets to controlled heating and cooling conditions, the microstructure of the steel can be altered, resulting in variations in its strength properties. Annealing, quenching, and tempering are different heat treatment methods that can be utilized to achieve specific strength characteristics. Additionally, the size and distribution of grains within the steel structure can impact its strength. Smaller grain sizes tend to increase the strength of steel by impeding dislocation movement and promoting grain boundary strengthening. Techniques like hot rolling and controlled cooling can be employed to produce fine-grained steel billets. Moreover, the microstructure of the steel, including the arrangement and morphology of different phases, can influence its strength. The presence of specific phases like martensite or bainite can significantly enhance the strength of steel by providing a more rigid and stable structure. The processing conditions during the production of steel billets also play a crucial role in determining their strength. Factors such as rolling temperature, deformation rate, and cooling rate can affect the microstructural evolution and mechanical properties of the steel. Controlling these processing parameters is essential to achieve the desired strength characteristics. Furthermore, the presence of inclusions or defects within the steel can weaken its strength. Non-metallic particles or voids act as stress concentrators and can initiate cracks or fractures, thereby reducing the overall strength and integrity of the steel billets. By considering and optimizing these factors, manufacturers can produce steel billets with improved strength properties. This enables their utilization in various applications that require high strength and durability.

Q:What are the cost implications of using steel billets in manufacturing?: Using steel billets in manufacturing can have several cost implications. First and foremost, the cost of steel billets themselves needs to be considered. The price of steel billets can vary depending on factors such as market demand, availability, and the grade of steel used. Therefore, fluctuations in steel prices can directly impact the cost of manufacturing. Additionally, the cost of transportation and logistics needs to be taken into account. Steel billets are heavy and bulky, requiring specialized handling and transportation methods. This can result in higher shipping costs, especially if the manufacturing facility is located far away from the source of steel billets. Furthermore, the cost of processing and shaping steel billets into the desired form for manufacturing needs to be considered. This includes expenses associated with cutting, welding, forging, and any other necessary fabrication processes. The complexity of these processes and the required machinery can have a significant impact on the overall cost of using steel billets. Another cost implication is related to the quality of steel billets. Inferior quality billets can lead to lower product quality and higher rejection rates, resulting in increased manufacturing costs. Therefore, it is important to source steel billets from reputable suppliers to ensure consistent quality and minimize the risk of defects. In terms of long-term costs, the durability and strength of steel make it an attractive choice for manufacturing. Steel is known for its longevity and resistance to wear and tear, reducing the need for frequent replacements and repairs. This can result in long-term cost savings for manufacturers. Lastly, it is essential to consider the environmental and sustainability aspects associated with using steel billets. Steel production is energy-intensive and can have a significant carbon footprint. Increasingly, manufacturers are being held accountable for their environmental impact, which can lead to additional costs in terms of compliance with regulations or implementing sustainable practices. In summary, the cost implications of using steel billets in manufacturing involve the price of the billets themselves, transportation costs, processing expenses, quality considerations, long-term durability, and sustainability factors. Careful analysis of these cost factors is crucial for manufacturers to make informed decisions and optimize their manufacturing processes.

Q:What is the role of steel billets in the shipbuilding industry?: Steel billets are essential in the shipbuilding industry as they serve as the raw material for manufacturing various structural components of ships. These billets are used to create beams, plates, and sections that form the framework and hull of the vessels. Their high strength and durability make them ideal for withstanding the harsh marine environment and ensuring the structural integrity of the ships. Overall, steel billets are crucial in constructing reliable and safe ships for transportation and maritime operations.

Q:Are steel billets used in the production of electrical transmission towers?: Yes, steel billets are commonly used in the production of electrical transmission towers. Steel billets are the raw material that is used to manufacture various steel products, including transmission towers. These billets are heated and then shaped into the required sections and lengths to construct the tower structures.

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