galvanized steel coils
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1) Quality Standard & Grade: JIS G3302, SGCC / ASTM 653M CQ/ EN10142 DX51D+Z
2) Thikness tolerance: +/-0.02mm Width tolerance:+/0.02mm
3) Zinc coating weight: 50g/m2
4) WEIGHT OF PER COIL: 3-5MT
5)Technology: cold rolled
6) Surface of Product: regular spangle / big spangle/ small spangle; Surface Treatment: chromated , non oiled, skin passed
7) Packing: export standard packing,packed with moisture resistant paper and metal
wrapping,securely tied for export,on metal skids7) Country of Origin :
SIZE:0.35*914
- Q: Can you reload spent casings if they are steel?
- Technically they are reloadable but it's way too much effort and it'll probably cost more to do than its worth. I know you're probably asking this for surp. 7.62x54r right? The steel will have to be fully resized every time and you should only do it 1-2 time max to be safe. Also if your ammo is berdan primed the primers are very hard to find and these are a whole different beast than boxer primed. Short answer is yes but not worth it IMO.
- Q: What are the different coil leveling machine configurations used for steel coils?
- Steel coils can be processed using various coil leveling machine configurations, each designed to meet specific requirements. One commonly used configuration is the four-high leveling machine, consisting of a stack of four leveling rolls. These rolls apply pressure to flatten and level the steel coil. This configuration is ideal for thicker and heavier coils, as it offers greater pressure and control. Another option is the six-high leveling machine, which comprises two stacks of three leveling rolls each. The steel coil passes through the first stack for initial leveling and then through the second stack for further refinement. This configuration is suitable for thinner coils, allowing for a more precise and gentle leveling process. Additionally, combination leveling machines are available, integrating leveling with other processes like slitting or shearing. These machines provide a comprehensive solution for steel coil processing, particularly in applications requiring multiple steps to achieve the desired final product. Choosing the right coil leveling machine configuration depends on factors such as coil thickness, weight, desired precision, and efficiency. Manufacturers and processors must carefully assess their specific needs to select the appropriate configuration, ensuring optimal results in the steel coil leveling process.
- Q: What are the different types of steel coil loading and unloading methods used during processing?
- Some of the different types of steel coil loading and unloading methods used during processing include overhead cranes, forklifts, coil cars, and coil transfer systems.
- Q: basically all the info you can find about s1 tool steel i found a bunch about annealing, and hardening, tinsel strength and stuff like that but i need MORE!!!!!
- S1 Tool Steel
- Q: How are steel coils inspected for oil or rust residues using chemical analysis?
- Chemical analysis techniques can be employed to inspect steel coils for the presence of oil or rust residues. One widely used method is Fourier transform infrared spectroscopy (FTIR), which involves subjecting a small sample of the steel coil to infrared radiation and analyzing the resulting infrared spectrum. By identifying specific chemical bonds indicative of oil or rust residues, this technique can effectively detect their presence. For oil residue detection, a common approach is to examine the FTIR spectrum for a peak at approximately 2920 cm-1, which corresponds to the stretching vibration of C-H bonds in hydrocarbon chains. The observation of this peak signifies the existence of oil residues on the steel coil. To identify rust residues, the FTIR spectrum is scrutinized for characteristic peaks associated with iron oxide or hydroxide compounds. For instance, the presence of a peak at around 560 cm-1 suggests the presence of iron oxide (FeO) or iron hydroxide (Fe(OH)3). Apart from FTIR analysis, other chemical analysis techniques like X-ray fluorescence spectroscopy (XRF) or energy-dispersive X-ray spectroscopy (EDX) can also be employed. These methods provide information about the elemental composition of the steel coil, enabling the identification of specific elements linked to oil or rust residues, such as carbon or iron. In essence, the chemical analysis of steel coils for oil or rust residues offers a dependable and precise means of ensuring the coils' quality and cleanliness before further processing or utilization.
- Q: Can steel coils be coated with copper?
- Yes, steel coils can be coated with copper. This process, known as copper coating or copper plating, involves applying a layer of copper onto the surface of the steel coil. This coating can provide various benefits such as enhanced corrosion resistance, improved conductivity, and aesthetic appeal.
- Q: What is the maximum diameter of a steel coil?
- The maximum diameter of a steel coil can vary depending on multiple factors such as the type of steel, coil weight, and the specific dimensions required by the manufacturer. However, in general, steel coils can range in maximum diameter from a few feet to several meters.
- Q: How are steel coils used in the production of steel clamps?
- Steel coils are used in the production of steel clamps as they provide a continuous supply of high-quality steel material. These coils are unwound and processed through various manufacturing steps, such as cutting, shaping, and forming, to create the desired shape and dimensions of the steel clamps.
- Q: What are the different methods of slitting edge trimming for steel coils?
- There are several different methods of slitting edge trimming for steel coils, each with its own advantages and applications. 1. Rotary Shear Slitting: This method involves using rotary knives to cut through the steel coil. The knives are mounted on a rotating shaft and create a shearing action as they pass through the coil. Rotary shear slitting is a versatile method that can handle a wide range of coil thicknesses and materials. It is commonly used for high-volume production and provides a clean and precise cut. 2. Crush Cut Slitting: In this method, the steel coil is pressed against a hardened anvil by a rotating knife. The knife cuts through the coil by crushing it against the anvil. Crush cut slitting is suitable for thinner gauge materials and is often used for materials that are sensitive to shearing forces. It provides a clean cut but may have limitations in terms of coil thickness and width. 3. Razor Slitting: Razor slitting involves using a razor blade to cut through the steel coil. The blade is mounted on a rotating shaft and creates a slicing action as it passes through the coil. Razor slitting is commonly used for thin and delicate materials that require a precise and burr-free edge. It provides a clean cut but may have limitations in terms of coil thickness and width. 4. Shear Slitting: This method involves using a pair of opposing blades to shear through the steel coil. The blades move past each other to create a scissor-like cutting action. Shear slitting is commonly used for heavier gauge materials and provides a clean and precise cut. It is suitable for high-speed production and can handle a wide range of coil thicknesses and materials. 5. Laser Slitting: Laser slitting utilizes a high-powered laser beam to cut through the steel coil. The laser beam is guided by computer-controlled optics to create a precise and clean cut. Laser slitting is suitable for a wide range of coil thicknesses and materials, including high-strength steels. It provides a high level of accuracy and can handle complex cutting patterns. Each of these methods has its own advantages and considerations, depending on the specific requirements of the steel coil slitting operation. Factors such as coil thickness, material type, desired edge quality, and production volume will influence the choice of slitting method.
- Q: I need new sprockets on my GSX-R1, I've heard that alumnium sprockets wear out twice as fast as steel and the difference is not noticable
- I find it hard to imagine the weight savings would ever be noticeable enough to justify using a less durable metal. You also need to figure the time spent replacing sprockets and it's possible a worn rear would cause early wear to the chain and then to the countershaft sprocket. You can also change your gear ratio easier by going down one tooth on the front instead. You just have to work the numbers. I've found it to be a simpler way to change the performance to meet that days needs. Keep it sunny side up!
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galvanized steel coils
- Ref Price:
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