Good Prepainted Galvanized Rolled Steel Coil -DX51D
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 500000 m.t./month
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1. Low MOQ: We will do our best to make you satisfied.
2.Good Service : We treat clients as friend.
3.Good Quality :We have strict quality control system .Good reputation in the market.
4.Fast & Cheap Delivery: We have big discount from forwarder (Long Contract).
5.Supply Ability: 50000 ton monthly
Specifications OfPrepainted Galvanized Steel
Thickness 0.20-1.2mm (BMT) Width 600-1250mm |
Zinc Coating 100-275g/m2 |
Color According to RAL color fan or as per request |
Internal Diameter 508mm or 610mm |
Coil Weight 3-6MT |
Quality Commercial and structural quality |
Paint Polyester paint for topside, epoxy for reverse |
Standard JIS G 3312, ASTM A755M, EN 10169 |
Base Steel Grade SGCC,SGCD,DX51D+Z,DX52D+Z;S200GD,S220GD,S280GD,S350GD,CS,FS,SS |
Chemical Composition Of Prepainted Galvanized Steel
C | Si | Mn | P |
0.04-0.06% | 0.01-0.03% | 0.18-0.22% | 0.014-0.016% |
Technical Data Of Prepainted Galvanized Steel
Yield Strength | (Mpa) 280-320 |
Tensile Strength | (Mpa) 340-390 |
Elongation | 20%-30% |
Reverse Impact | 9J |
T-bending | ≥2T |
Pencil Hardness | ≥2H |
Duration Of Salt Spray Test | 500 H |
Bending At 180 Degree | No crack, purling and fraction |
Applications OfPrepainted Galvanized Steel
It can be widely used in transportation, light industry, civil usage and farming. It is also the perfect building material in construction for making steel roofing,insulation panel, corrugate sheet, facade wall,shutters,T-bar and home appliance.
- Q: How are steel coils inspected for surface cleanliness during processing?
- Steel coils are inspected for surface cleanliness during processing through various methods such as visual inspection, magnetic particle inspection, and ultrasonic testing. These techniques help identify any contaminants, defects, or surface irregularities that may be present on the coils, ensuring their quality and suitability for further processing or use.
- Q: What is stainless steel coil used for?
- Stainless steel coil is highly valued in numerous industries for its long-lasting nature, ability to resist corrosion, and attractive appearance. One of its most frequent uses occurs in the manufacturing and construction fields, where it is employed in the creation of a wide array of products such as kitchen appliances, cutlery, automotive components, and architectural structures. Its resistance to corrosion makes it especially suitable for applications that necessitate protection against moisture, chemicals, and harsh environmental conditions. Moreover, the strength and ability to withstand high temperatures make stainless steel coils well-suited for use in industrial equipment, heat exchangers, and piping systems. Furthermore, the sleek and contemporary look of stainless steel is often preferred in the design and production of consumer goods like furniture, jewelry, and decorative items. In summary, stainless steel coil is a versatile material that is extensively utilized in a variety of industries due to its exceptional mechanical properties, ability to resist corrosion, and its versatility in terms of appearance.
- Q: What are the different methods of painting steel coils?
- Painting steel coils can be achieved using various methods, each with unique benefits and practical applications. 1. Coil coating, an automated and continuous process, unwinds, cleans, pretreats, primes, paints, and cures the steel coils before rewinding them. This method guarantees precise paint application control and ensures a consistent finish. It is widely employed in high-volume production for industries like automotive and construction. 2. Spray painting, a versatile and flexible method, involves manually or mechanically spraying paint onto the steel coils. It allows for customization and precise control over the paint application. Depending on the desired finish and project requirements, spray painting can be done using techniques like airless spraying or electrostatic spraying. 3. Dip coating, also known as immersion coating, immerses the steel coils into a paint tank, ensuring complete coverage of all surfaces. This method is suitable for large or bulky steel coils that are not easily spray painted. Dip coating provides excellent coverage and is commonly used in applications like the electrical or appliance industry. 4. Powder coating, an electrostatic process, applies dry powder paint to the steel coils. Charged powder particles adhere to the grounded coils, creating a durable and even coating. This method offers superior resistance to impact, chemicals, and UV rays. It is frequently utilized in industries requiring high-quality and long-lasting finishes, such as aerospace or outdoor equipment. 5. Roll coating passes the steel coils through a series of rollers partially submerged in paint. As the coils move through the rollers, the paint is transferred to their surface. Roll coating is preferred for thin or delicate steel coils, as it provides a gentle and uniform paint application. It is commonly used in the appliance or electronics industry. Each method has its advantages and is selected based on factors like desired finish, production volume, cost, and project-specific requirements. Ultimately, the choice of painting method depends on achieving the optimal balance between quality, efficiency, and cost-effectiveness.
- Q: What is the role of steel coils in the manufacturing of appliances?
- Steel coils play a crucial role in the manufacturing of appliances as they serve as the primary material for constructing the appliance's body and various components. The coils are processed, shaped, and transformed into different parts, such as the outer casing, inner structures, and internal components, providing strength, durability, and stability to the appliances. Additionally, the steel coils can be easily customized to meet specific design requirements, ensuring the appliances are efficient, reliable, and capable of withstanding the demands of daily use.
- Q: How are steel coils used in the production of oil and gas pipelines?
- Steel coils are used in the production of oil and gas pipelines as they provide the necessary strength and durability required for transporting petroleum products over long distances. These coils are formed into pipes through various manufacturing processes, such as hot rolling or cold forming, and then welded together to create a continuous pipeline. The high tensile strength of steel coils ensures that the pipelines can withstand the high pressure and harsh environmental conditions associated with oil and gas transportation.
- Q: What is the minimum diameter of a steel coil?
- The minimum diameter of a steel coil depends on various factors such as the thickness of the steel, the type of coil, and the intended use. However, it is generally recommended to have a minimum diameter of around 3 times the thickness of the steel for optimal performance and to prevent damage to the coil during handling and transportation.
- Q: What is the purpose of coating steel coils?
- The purpose of coating steel coils is to provide protection against corrosion, enhance durability, and improve the aesthetic appearance of the steel. Coatings create a barrier between the steel surface and the environment, preventing moisture, chemicals, and other corrosive elements from reaching the metal. Additionally, coatings can offer additional benefits such as heat resistance, UV protection, and improved paint adhesion, making the steel coils suitable for a wide range of applications in various industries.
- Q: How are steel coils used in the production of pipes and tubes?
- Steel coils play a crucial role in the manufacturing of pipes and tubes. They serve as the primary material for shaping the cylindrical structure of these products. The process begins by unrolling the coils and feeding them into a pipe or tube mill, where a series of manufacturing procedures take place. Initially, the steel coils are unwound and straightened to eliminate any bends or twists. Subsequently, the edges of the coils are trimmed to ensure a smooth and even surface, a technique referred to as slitting. Following this, the coils are passed through a forming machine, which bends them into the desired shape. For pipes, the coils are shaped into a circular form, whereas tubes can be molded into different configurations like square, rectangular, or oval. Once the coils have been shaped, they are welded together along their length to create a continuous pipe or tube. This welding process can be accomplished using a variety of techniques, such as high-frequency induction welding, electric resistance welding, or submerged arc welding. After the welding process is complete, additional procedures may be carried out on the pipes or tubes to enhance their properties. These procedures may involve heat treatment, like annealing or quenching, to improve strength or hardness. Finally, the pipes or tubes are cut to the desired length and may undergo further finishing processes, such as straightening, polishing, or coating, depending on their intended application. In summary, steel coils serve as the foundational material in the production of pipes and tubes. They are unrolled, straightened, and molded into the desired shape before being welded together to create a continuous product. Additional processes can be applied to improve the properties and meet specific requirements of the pipes or tubes.
- Q: What is the average flatness tolerance for steel coils?
- The average flatness tolerance for steel coils typically ranges between 0.25% and 0.5% of the coil's width.
- Q: what do we use steel for and whyand why do we use brass for instrumentsplz help its homework and i cant find the answer anywhere : (
- Brass and steel are type of metals that mostly use for moist area and also have luxury used cause of ability of shine .Steel definitely is for anti oxide ,mostly use in area that food and liquid such as acid ,milk ,soda,water are in contact .Brass most use for electric parts and decoration for ability of conductivity and shin .
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Good Prepainted Galvanized Rolled Steel Coil -DX51D
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 500000 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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