Pre-painted Galvanized Steel Coil-DX51D+Z with Best Quality
- 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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Pre-painted Galvanized Steel Coil-DX51D+Z with Best Quality
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 want to purchase a set of knives made of carbon steel and want to be able to store them on a magnetic knife strip for handy access, I just wasn't sure if this alloy would stick to a magnet????Thanks
- in the journey that your talking a pair of folding pocket knife, i think of that it particularly is truthfully six one way and a 0.5 dozen the different. i in my view do want stainless for my pocket knives. i do no longer elect to grease a knife to the degree i think carbon demands, in basic terms to then stick it my pocket to attraction to airborne dirt and dirt to the knife and oil to my pants. i'm the precise opposite on sheath knives inspite of the undeniable fact that. i admire 1095 carbon steel, undeniable side sheath knives. i will thrash on them difficult, and that i not often have important side issues. of direction, I require them to be lined with some form of powder coat or the like, as a results of fact they are able to rust, yet I do attempt and save them sparkling and dry whilst contained in the sheath, so they gained't pit the uncoated side. My motives for this sheath knife selection is multi-fold. First, those knives are merely much affordable. i do no longer spend $80 funds on a exterior sheath knife. i take advantage of the gadget too difficult to compliment to spend greater. i do no longer in basic terms like the greater classic stainless steels inclusive of AUS-8, 420HC, and 440C (to no longer point out the HORRENDOUS 440A) as a results of fact i think that the all else being equivalent, a stainless blade will bend earlier a carbon blade will injury. I additionally think of that carbon holds an side a minimum of besides, if not greater appropriate, than classic stainless, and it particularly is lots much less difficult to hone. i do no longer comprehend lots approximately those new laminates, different than the very difficult, yet no longer so hard. they look probable too brittle for my use. That, mixed with the very incontrovertible fact that they injury the bank, potential that I merely isn't pondering them.
- Q:what is the chemical process that makes steel harder when it is heated and cooled rapidly?what does the heating of it do to the atoms?what does the cooling of it do to the atoms?what makes tempered steel so strong compared to untempered steel?
- You can't temper all steels. Generally the material must be a high-carbon or tool steel. Different alloys temper differently, and tempering is usually done to get a specific set of characteristics, so you must know what you are working with and use the right methods and temperature. If you do it wrong, the material may be hard but too brittle for the purpose or have other issues. It can be simple, such as heating to a dull red, carbonizing the surface (use an acetylene rich flame until it blackens the surface) and oil quenching. Do that to a piece of tool steel (like a screwdriver) and it will case (surface) harden it to the point you can't scratch it with a file. Tempering changes the way the molecular structure in the metal is linked and oriented.
- Q:What are the different methods of testing steel coils for quality control?
- There are several methods commonly used to test steel coils for quality control. These methods ensure that the steel coils meet the required specifications and standards. 1. Visual Inspection: This is the most basic method of testing steel coils. It involves a thorough visual examination of the coils for any surface defects such as scratches, dents, or irregularities. Visual inspection helps identify any visible defects in the material. 2. Dimensional Measurement: Another important method is dimensional measurement. This involves using various tools like calipers, micrometers, or laser measuring devices to assess the dimensions of the steel coils. The measurements are compared against the specified tolerances to ensure they meet the required standards. 3. Hardness Testing: Hardness testing determines the resistance of the steel coils to indentation or penetration. It helps assess the strength and durability of the material. Common hardness testing methods include Rockwell, Brinell, and Vickers hardness tests. 4. Tensile Strength Testing: Tensile strength testing measures the maximum amount of tensile stress a steel coil can withstand before breaking or deforming. This test helps determine the strength and elasticity of the material and ensures it meets the required specifications. 5. Chemical Analysis: Chemical analysis involves testing the composition of the steel coils to verify if they contain the desired amount of specific elements. This is crucial for ensuring the coils are made from the correct grade of steel and comply with the required chemical composition standards. 6. Coating Thickness Measurement: In case the steel coils have a protective coating, it is important to measure the thickness of the coating. This is typically done using non-destructive testing methods like magnetic induction or eddy current testing. The coating thickness is compared against the specified requirements to ensure it provides adequate protection. 7. Surface Roughness Measurement: Surface roughness testing assesses the smoothness or roughness of the steel coil's surface. This is done using instruments like profilometers or roughness testers. Surface roughness testing helps ensure the coils meet the required surface finish standards. 8. Ultrasonic Testing: Ultrasonic testing utilizes high-frequency sound waves to detect internal defects such as cracks, voids, or inclusions within the steel coils. It is a non-destructive testing method that provides valuable information about the coil's structural integrity. 9. Magnetic Particle Inspection: This method is used to identify surface and near-surface defects in steel coils. Magnetic particles are applied to the surface, and any magnetic leakage caused by defects is detected using magnetic sensors. This technique is particularly effective for detecting cracks and other surface abnormalities. By employing a combination of these testing methods, manufacturers can ensure that the steel coils produced meet the required quality standards and are suitable for their intended applications.
- Q:Can steel coils be coated with zinc-aluminum alloy?
- Yes, steel coils can be coated with zinc-aluminum alloy, which is often referred to as galvalume or zincalume coating. This type of coating provides excellent corrosion resistance and durability to the steel coils, making them suitable for various applications in industries like construction, automotive, and appliances.
- Q:I bought a stainless steel mood ring two days ago, but would it rust?Thanks in advance!
- This Site Might Help You. RE: Do stainless steel mood rings rust? I bought a stainless steel mood ring two days ago, but would it rust? Thanks in advance!
- Q:So i downloaded Broken Steel DLC for Fallout 3 for the 360. My guy is on the level where you have to activate the purifier and when i beat it. It was the normal ending that brought me back to the main menu. My friend said you have to find some guy to talk to but i don't think thats it. Please Help. P.S. i never got and conformation in-game about the download but its under the download sub menu at the main menu.
- Try Redownloading BS, That should work.
- Q:What are the common methods of handling steel coils during production?
- The common methods of handling steel coils during production include using overhead cranes, forklifts, and coil tongs. These tools are utilized to lift, transport, and position the coils within the production facility. Additionally, coil cars and transfer systems are often used to move the coils between different stages of the production process. It is crucial to handle the steel coils with care to prevent damage and ensure efficiency in the production line.
- Q:How are steel coils used in the production of electrical enclosures?
- Steel coils are used in the production of electrical enclosures as they are formed and shaped into various components such as panels, frames, and doors. These coils are typically cut, stamped, and bent to the required dimensions, providing the necessary strength and durability for the enclosures. Additionally, steel coils can be coated or painted to enhance their resistance to corrosion and improve the overall aesthetics of the electrical enclosure.
- Q:What are the different methods of annealing steel coils?
- Steel coils can be annealed using various methods, each with its own advantages and applications. Full annealing, process annealing, and spheroidize annealing are the main methods. The most common method is full annealing, wherein the steel coils are heated above their critical point (usually between 800 and 900 degrees Celsius or 1472 and 1652 degrees Fahrenheit) and then slowly cooled in a controlled manner. This process refines the grain structure of the steel, making it softer and more ductile. Full annealing is employed to relieve internal stresses, enhance machinability, and improve the overall mechanical properties of the steel. Process annealing, sometimes called subcritical annealing or stress relief annealing, is used to reduce the hardness and brittleness of steel coils. It involves heating the coils below their critical point (typically between 550 and 650 degrees Celsius or 1022 and 1202 degrees Fahrenheit) and then slowly cooling them. This method relieves internal stresses that may have developed during previous manufacturing processes like cold working or welding. Process annealing is commonly used to enhance the formability and toughness of steel coils. Spheroidize annealing is a specialized form of annealing that softens high carbon and alloy steels. It entails heating the steel coils slightly below their critical point (usually between 650 and 700 degrees Celsius or 1202 and 1292 degrees Fahrenheit) and holding them at that temperature for an extended period. This allows the carbides within the steel to transform into rounded or spheroidal shapes, thereby increasing machinability and ductility. Spheroidize annealing is frequently employed in the production of cutting tools, bearings, and other applications that require improved machinability. In addition to these main methods, there are variations and specialized techniques like recrystallization annealing, intercritical annealing, and solution annealing. Each method has specific parameters and temperature ranges. The choice of annealing method depends on factors such as the type of steel, desired mechanical properties, and intended application of the steel coils.
- Q:How are steel coils coated for corrosion resistance?
- Steel coils are typically coated for corrosion resistance using various methods such as hot-dip galvanizing, electroplating, or applying a protective layer of paint or powder coating.
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Pre-painted Galvanized Steel Coil-DX51D+Z with Best Quality
- 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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