Pr-epainted Galvanized Steel Coil-S320GD+Z-Good Visual Effect
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 10000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Credit Rating, Credit Services, Credit Purchasing
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Pr-epainted Galvanized Steel Coil-S320GD+Z-Good Visual Effect
Brief Introduction：
Prepainted Galvanized Steel usually refersto have substrate processed with surface processed and coated then(rollercoated )or bonded organic thin film and baked, and it is able to beprocessed to final prodevtion .
Prepainted Galvanized Steel qualified with excellent decorative ,formability ,corrosionresistance ,coating adhesion ,can keep for a long time as well as maintainfresh color .For color coated steel sheet can obtain good economicbenefit by steel belt wood ,efficient in construction and save energy ,preventpollution etc.Which is an ideal material;for manufacturing board.
Specification:
Thickness:0.15-0.8mm
Width:600-1250mm
Length:on request
Zinccoating: 30-275g/m2
Color:RAL series
Paint:PE, PVDF, PU
Application:
1.Buildings and constructions:roofing, ceilings, gutters, venting lines, indoor decorations,windowframes, etc
2.Electrical appliances:computer shells, washing machines, refrigerators, dehumidifiers,videorecorders, water heaters, etc.
3. Agriculturalequipments: troughs, feeding tools, agricultural driers, irrigation channels,etc.
4. Vehicle parts: back-seat plates of buses and trucks, conveying systems, oil tanks, etc.
Advantages:
1. High strength
2. Well rainproof performance
3. Good corrosion
4. Easy to install and remove
5. FAQ
1.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.
2. 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 15-25 days, but the shipment will depend on the vessel situation.
- Q: I'm getting new strings on my dad's old acoustic guitar so I can learn how to play it and I'm wondering if I should get nylon or steel strings. Are there any major differences between the two aside from the nylon strings being easier on your fingers? Like do the Nylon strings sound different?
- Listen to jwent You do NOT want to put steel strings on a nylon string guitar it will pull up the bridge, and top of the guitar, and break the plastic tuners that can't handle the extra tension You can put nylon a steel string guitar, but it won't sound like a classic guitar, because the steel string guitar has the extra bracing, to handle the tension of the steel strings, won't hurt anything, just won't sound as good If you want to soften the feel and sound of a steel string guitar, another option is silk n steel
- Q: What are the challenges in coil recoiling for high-strength steel?
- Coil recoiling for high-strength steel presents several challenges that must be addressed. To begin with, high-strength steel possesses heightened hardness and strength, rendering it more difficult to coil than regular steel. The greater tensile strength of high-strength steel places additional strain on the recoiling machinery, potentially resulting in damage or machinery failure. Moreover, high-strength steel tends to exhibit reduced ductility, meaning it is less able to endure deformation without fracturing. Recoiling high-strength steel coils necessitates meticulous handling and control to prevent excessive bending or stretching that could lead to material breakage or cracking. Another obstacle arises from the shape memory effect of high-strength steel, whereby the material returns to its original shape after being deformed. Although this property can be advantageous in certain applications, it complicates the recoiling process as the steel coil resists reshaping into a new coil form. Furthermore, high-strength steel often possesses a more intricate microstructure compared to regular steel, characterized by various phases and grain boundaries. This complexity can heighten the difficulty of the recoiling process, as it can impact the material's mechanical properties and response to deformation. Finally, the surface finish of high-strength steel coils is crucial for many applications. Recoiling can introduce surface defects, such as scratches or marks, which may impair the functionality or appearance of the final product. Consequently, maintaining a high-quality surface finish during the recoiling process poses a significant challenge. In summary, the challenges associated with coil recoiling for high-strength steel encompass increased stress on recoiling equipment, reduced ductility, the shape memory effect, complex microstructure, and the need for a high-quality surface finish. Overcoming these challenges necessitates specialized equipment, precise control, and careful handling to ensure the integrity and quality of the recoiled high-strength steel coils.
- Q: How are steel coils stored?
- Steel coils are typically stored in warehouses or outdoor yards. They are usually stacked on top of each other in a crisscross pattern to ensure stability. To protect them from moisture and corrosion, they are often wrapped in a waterproof cover or stored on pallets. Additionally, some coils may be stored in specially designed racks to prevent damage and allow for easy access.
- Q: Can steel coils be coated with nickel?
- Yes, steel coils can be coated with nickel.
- Q: What are the different methods of leveling steel coils?
- There are several methods used to level steel coils, including roller leveling, stretcher leveling, and tension leveling. Roller leveling involves passing the coil through a series of rollers that gradually bend and flatten the steel to remove any curvature or unevenness. Stretcher leveling uses hydraulic or mechanical forces to stretch the steel in order to eliminate any residual stress and improve flatness. Tension leveling applies tension to the steel coil while it is being passed through a series of rolls, which helps to remove any waviness or shape defects. These methods are employed depending on the specific requirements and desired flatness of the steel coils.
- Q: How are defects in steel coils detected and resolved?
- Defects in steel coils are detected through various methods such as visual inspection, ultrasonic testing, magnetic particle inspection, and eddy current testing. Once a defect is identified, it is resolved through processes like grinding, welding, or cutting out the affected area. In some cases, the entire coil may need to be rejected or sent for further processing to eliminate the defect.
- Q: Can anyone tell me what that means. I have seen it on knife blades an such. I am assuming it's a formula for the strength of the metal. who does that scale work, and please keep it simple.
- 440 is an AISI (American Iron and Steel Institute) material specification. It specifies the precise quantities of carbon and other elements present in the alloy. Here are the constituents of AISI 440 steel: Carbon - 0.6 to 0.75% Chromium - 16 to 18% Manganese - less than 1% Molybdenum - less than 0.75% Phosphorus - less than 0.04% Silicon - less than 1% Sulfur - less than 0.03% Iron makes up the remainder. AISI 440 is a heat-treatable, precipitation-hardening stainless steel.
- Q: I'm in the process of buying a new car, and wondering if there are more benefits from Aluminum tire rims over Steel. Aluminum wheels cost more, but you'd think that steel would last longer. Are Aluminum wheels just for looks?
- Steel rusts....The nicer wheels are aluminum alloys. Go with the aluminum
- Q: What really is the difference between stain-less steel and iron? I only know that iron is an element, and stain-less steel is an alloy...but what else is there?
- Steel is iron that is treated with very specific amounts of carbon (sometimes other specific elements are added which results in different types of steel alloy) which results in greatly increased utility in all aspects of the metal.
- Q: How are steel coils inspected for surface defects using non-destructive testing methods?
- To ensure the quality and integrity of steel coils, non-destructive testing (NDT) methods are employed to inspect them for surface defects. Several common NDT methods are utilized in this process. Visual inspection is one of the most widely used methods, where trained inspectors visually examine the steel coils for visible defects like scratches, cracks, pits, or corrosion. Although this method is simple and cost-effective, it can only detect surface-level defects. Magnetic particle testing (MT) is another commonly used NDT method. It utilizes magnetism to identify surface and near-surface defects in ferromagnetic materials like steel. By applying a magnetic field and iron particles to the steel coil, any defects such as cracks or discontinuities become visible as the iron particles concentrate around them. Liquid penetrant testing (PT) is a different NDT method used for inspecting steel coils. It involves applying a liquid penetrant to the coil's surface, which is drawn into surface defects through capillary action. After removing excess penetrant and applying a developer, the defects become visible as the developer draws out the penetrant. Ultrasonic testing (UT) is widely used to detect both surface and subsurface defects in steel coils. It transmits high-frequency sound waves into the coil and analyzes the reflected waves to identify abnormalities. This method can detect defects like cracks, inclusions, and voids that may not be visible to the naked eye. Additionally, eddy current testing (ECT) is another NDT method for inspecting steel coils. It utilizes electromagnetic induction to detect surface and near-surface defects. By placing a coil carrying an alternating current near the surface of the coil being inspected, any changes in the coil's electrical conductivity caused by surface defects are detected and analyzed to identify and evaluate their severity. In summary, various non-destructive testing methods such as visual inspection, magnetic particle testing, liquid penetrant testing, ultrasonic testing, and eddy current testing are utilized to inspect steel coils for surface defects. These methods ensure the quality and integrity of the steel coils before they are used in various applications.
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Pr-epainted Galvanized Steel Coil-S320GD+Z-Good Visual Effect
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 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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