Prime quality prepainted galvanized steel 690mm

Prime quality prepainted galvanized steel 690mm System 1

Prime quality prepainted galvanized steel 690mm System 2

Prime quality prepainted galvanized steel 690mm System 3

Prime quality prepainted galvanized steel 690mm System 4

Prime quality prepainted galvanized steel 690mm

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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: What are the main factors affecting the cost of steel billets?: There are several main factors that can affect the cost of steel billets. 1. Raw material costs: The cost of the raw materials used to produce steel billets, such as iron ore and scrap metal, can have a significant impact on the overall cost. Fluctuations in the prices of these raw materials in the global market can cause the cost of steel billets to rise or fall. 2. Production and processing costs: The cost of manufacturing steel billets includes various production and processing expenses, such as energy costs, labor costs, and maintenance costs. These costs can vary depending on factors such as the efficiency of production processes, the availability of skilled labor, and the cost of energy sources. 3. Supply and demand dynamics: The balance between supply and demand for steel billets in the market can heavily influence their cost. If there is a high demand for steel billets and limited supply, the prices can increase. Conversely, if there is excess supply and low demand, the prices can decrease. 4. Market competition: The level of competition among steel producers can also impact the cost of steel billets. In a competitive market, where multiple producers are vying for customers, the prices may be driven down as producers try to attract buyers. Conversely, in a less competitive market, producers may have more pricing power, leading to higher prices. 5. Trade policies and tariffs: Government policies and trade barriers, such as import tariffs and quotas, can affect the cost of steel billets. These measures can either protect domestic steel producers by making imported steel more expensive or create opportunities for cheaper imports, depending on the specific policies in place. 6. Currency exchange rates: Since steel billets are traded globally, fluctuations in currency exchange rates can impact their cost. A stronger domestic currency can make imported steel billets cheaper, while a weaker domestic currency can make them more expensive. 7. Transportation and logistics: The cost of transporting steel billets from the production facility to the end-user can also influence their overall cost. Factors such as distance, transportation mode, and fuel prices can impact the transportation expenses, which can, in turn, affect the final price of steel billets. It is important to note that these factors can interact with each other, and their impact on the cost of steel billets can vary depending on the specific market conditions and industry dynamics.

Q: How are steel billets used in the manufacturing of forgings?: Steel billets are an essential raw material in the manufacturing of forgings. These billets, which are semi-finished steel products, are used as the starting point for shaping and forming various types of forgings. The process begins with the selection of appropriate steel billets based on their chemical composition and mechanical properties. The billets are typically made from high-quality carbon or alloy steel and are carefully inspected to ensure their suitability for the desired end product. Once the billets are selected, they undergo a series of heating and shaping operations. The billets are heated to a specific temperature, known as the forging temperature, in a furnace to make them more malleable. This temperature is carefully controlled to ensure optimal plasticity and minimize any potential defects. After reaching the forging temperature, the billets are transferred to a forging press or hammer. These powerful machines apply immense pressure to shape the billet into the desired form. The force exerted by the press or hammer causes the billet to deform and take on the shape of the die or mold being used. The forged billet may undergo several additional steps, such as trimming, piercing, or machining, to achieve the final desired shape. These steps are necessary to remove any excess material or refine the forged part further. Throughout the manufacturing process, the quality of the steel billets plays a crucial role in determining the final quality of the forgings. The billets must have consistent chemical composition, mechanical properties, and freedom from defects. This ensures that the forged parts have the desired strength, durability, and dimensional accuracy. In summary, steel billets are used in the manufacturing of forgings as the initial material that undergoes heating, shaping, and other processes to create the final forged part. The quality of the billets directly impacts the quality of the forgings, making the selection and inspection of billets a critical step in the overall manufacturing process.

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: How do steel billets contribute to the food processing industry?: The food processing industry benefits greatly from the use of steel billets in various ways. Firstly, steel billets play a significant role in the manufacturing of machinery and equipment utilized in food processing. Examples include conveyor belts, mixers, crushers, and packaging machines, among others. These machines are vital for the processing, handling, and packaging of food products. Moreover, steel billets are essential in the production of storage tanks and containers, which are crucial for the safe and hygienic storage of food ingredients and finished products. These tanks are typically made of stainless steel, known for its resistance to corrosion, durability, and ease of cleaning. Consequently, food remains uncontaminated and of high quality. Furthermore, steel billets contribute to the construction of infrastructure in the food processing industry. They are utilized in the construction of food processing plants, warehouses, and cold storage facilities. These structures provide the necessary conditions for food processing, such as temperature control and proper ventilation, ensuring food safety and preservation. In addition, steel billets are indispensable for the transportation of food products. They are employed in the manufacturing of shipping containers, refrigerated trucks, and railway cars, which enable efficient and safe transportation of food from one location to another. The strength and durability of steel ensure the protection of food products during transit, preventing spoilage and contamination. Overall, steel billets are vital components in the food processing industry, contributing to the manufacturing of machinery, storage containers, infrastructure, and transportation systems. Their properties, including strength, durability, and resistance to corrosion, make them ideal for ensuring food safety, quality, and efficiency at all stages of food processing.

Q: What is the role of steel billets in the production of wire rods?: Steel billets are a crucial raw material in the production of wire rods. They serve as the starting point for the wire rod manufacturing process. The billets are heated and then passed through a series of rolling mills to reduce their thickness and shape them into wire rods. This process helps to improve the mechanical properties and surface quality of the wire rods. Therefore, steel billets play a significant role in ensuring the quality and strength of wire rods used in various industries such as construction, automotive, and manufacturing.

Q: What is the chemical composition of steel billets?: The chemical composition of steel billets typically consists of iron as the primary element, along with varying amounts of carbon, manganese, silicon, sulfur, and phosphorus. The exact composition may vary depending on the specific grade and intended use of the steel billets. Carbon is usually present in small amounts, typically ranging from 0.02% to 0.5%, as it helps to increase the strength and hardness of the steel. Manganese is often added to improve the toughness and hardenability of the steel, while silicon helps in deoxidizing the metal and enhancing its strength. Sulfur and phosphorus are impurities that are typically kept at low levels, as they can negatively affect the mechanical properties of the steel. Additionally, small amounts of other elements such as chromium, nickel, and molybdenum may be added to enhance specific properties of the steel, such as corrosion resistance or high-temperature strength.

Q: How are steel billets used in the production of turbine blades?: Turbine blades rely heavily on steel billets, which serve as a fundamental building block in their production. These billets, essentially semi-finished steel products, serve as the initial material for the manufacturing process. To commence, the selection of steel billets is a meticulous process, taking into account specific requirements such as composition, strength, and durability. Once chosen, the billets undergo a series of processing steps to transform them into turbine blades. The initial step involves subjecting the steel billets to high temperatures in a furnace, a process known as forging. This procedure enhances the malleability of the steel, making it easier to work with. Once heated, the billets are then shaped into turbine blades through the application of mechanical forces. Following the initial forging process, the turbine blades are refined through a range of machining operations. These operations encompass precision cutting, grinding, and drilling, all aimed at achieving the desired dimensions, surface finish, and aerodynamic profiles. Aside from shaping and refinement, steel billets also play a pivotal role in strengthening and ensuring the integrity of turbine blades. Through heat treatment processes like quenching and tempering, the billets are hardened and tempered, resulting in desired mechanical properties such as high strength and resistance to fatigue. Moreover, steel billets provide the necessary material properties to withstand the harsh operating conditions of turbines. They exhibit excellent corrosion resistance, a crucial attribute for blades operating in environments with high temperatures, pressure, and moisture. In summary, steel billets are indispensable in turbine blade production as they serve as the starting material, facilitate shaping and refinement, and offer the required strength and durability for these critical components in power generation.

Q: Reasons and treatment methods of billet stripping in continuous casting: even two cold regions can be uniformly cooled, due to uneven thickness of shell, caused by the inconsistent temperature, the shell shrinkage is still uneven, and also there will be the development of. Therefore, the selection of unqualified mold is the main reason causing the removal. Secondly, the cooling effect of the two cooling zone can not be ignored.

Q: What are the common defects in billet? What's the cause?: Five, X ray inspection, porosity, ultrasonic testing:One, 5, magnetic particle inspection, the back of the dent; 6, overheating and over burning: 1, penetrant inspection;Four. 2. The size of the weld does not meet the requirements and slag inclusion; 3 high-energy X-ray inspection, lamellar tearing and R ray flaw detection; 2;Five;Two: 1, arc crater;Methods for inspection of weld defects;

Q: How do steel billets contribute to the automotive industry?: The automotive industry heavily relies on steel billets as the primary raw material for manufacturing different automotive components. These components, including engine parts, transmission systems, chassis, suspension systems, and other critical parts, are crucial for ensuring the safety, performance, and durability of vehicles. A significant contribution of steel billets to the automotive industry lies in their exceptional strength and durability. Steel is widely known for its high tensile strength, which enables it to withstand extreme forces and provide structural integrity to automotive components. This strength is particularly crucial in areas such as the frame, where it ensures passenger safety in the event of a collision. Moreover, steel billets offer excellent formability and versatility, allowing manufacturers to create intricate and complex automotive parts with precision. This enables the production of components that meet the specific design requirements of different vehicle models, ensuring optimal performance and functionality. Another advantage of steel billets is their cost-effectiveness. Compared to alternatives like aluminum or carbon fiber, steel is a relatively affordable material. Its widespread availability and production efficiency make it an economical choice for mass production, helping to keep vehicle prices reasonable for consumers. Furthermore, steel billets possess excellent heat resistance and thermal conductivity properties, making them ideal for use in engine components, such as pistons and cylinder heads. They can withstand high temperatures and efficiently transfer heat. Additionally, steel billets contribute to the sustainability of the automotive industry. Steel is highly recyclable, with a recycling rate of around 90%. This allows for the eco-friendly disposal and reuse of steel components, reducing the environmental impact of the automotive manufacturing process. In conclusion, steel billets play a crucial role in the automotive industry by providing the necessary strength, durability, formability, and cost-effectiveness for manufacturing various automotive components. Their versatility and recyclability further contribute to the sustainability of the industry. Without steel billets, the automotive industry would face challenges in producing safe, reliable, and affordable vehicles.

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