Prime Cold Rolled Steel Coils with Low Price High Quality

Prime Cold Rolled Steel Coils with Low Price High Quality

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 12 m.t.

Supply Capability:: 50000 m.t./month

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Product Description

Stainless Steel Coil /Roll

1. Item: Stainless steel coil, Stainless Steel Roll

2. Material :201, 202, 304, 304L, 316, 316L, 309S, 310S, 317L, 321, 347, 347H , 409, 409L, 410, 420, 430, etc

3. Surface:2B,BA,HL,4K,6K,8K,NO.1,NO.2,NO.3,NO.4,NO.5 Black/Polished/Bright or as request

4. Standard: AISI, ASTM, EN, JIS, DIN, GB

5.Thickness: 0.3-3mm(cold rolled); 1.5-12mm(hot rolled)

Width: 1000mm,1219mm,1500mm or as request(cold rolled); 1000mm,1219mm,1500mm,1800mm,2000mm or as request(hot rolled)

6.Tolerance:thickness tolerance: +/-0.02mm,width tolerance: +/-10mm(cold-rolled);

thickness tolerance: +/-0.1mm,width tolerance: +/-10mm(hot-tolerance)

7. Shipment: Within 10-20 working days after receipt of the down payment or Irrevocable L/C sight.

8. Certificate: ISO, and third part inspection.

9. Application: (1) Construction, decoration (2) petroleum, chemical industry (3) electrical appliances, automotive, aerospace (4) house ware, kitchen appliances, cutlery, foodstuff (5) surgical instrument

10. Package: Bundles, seaworthy wooden pallets or wooden cases. With or without edge protector, steel hoop and seals, in 20' or 40' container or as per customers' requirements.

If you are really interested in our products, you can feel free to contact us directly.

Prime Cold Rolled Steel Coils with Low Price High Quality

Surface Finish	Definition	Application
2B	Those finished, after cold rolling, by heat treatment, pickling or other equivalent treatment and lastly by cold rolling to given appropriate luster.	Medical equipment, Food industry, Construction material, Kitchen utensils.
BA	Those processed with bright heat treatment after cold rolling.	Kitchen utensils, Electric equipment, Building construction.
NO.3	Those finished by polishing with No.100 to No.120 abrasives specified in JIS R6001.	Kitchen utensils, Building construction.
NO.4	Those finished by polishing with No.150 to No.180 abrasives specified in JIS R6001.	Kitchen utensils, Building construction, Medical equipment.
HL	Those finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size.	Building Construction.
NO.1	The surface finished by heat treatment and pickling or processes corresponding there to after hot rolling.	Chemical tank, pipe.

Q: What are the different types of edge treatments for steel coils?: Steel coils can undergo different edge treatments, each serving a specific purpose and offering unique benefits. 1. The most commonly used edge treatment is the slit edge. This involves cutting the coil along its width, resulting in two distinct edges. Slit edges are usually smooth and free from burrs, making them suitable for most applications. 2. The mill edge is the untreated edge of a steel coil straight from the rolling mill. It has a rough and uneven surface with visible imperfections like burrs and irregularities. Mill edges are generally not suitable for direct use and require further processing or trimming to achieve the desired edge quality. 3. The trimmed edge is a treatment that involves removing the rough and irregular portions of the mill edge. This is done through shearing or cutting, resulting in a smoother and more consistent edge. Trimmed edges are commonly used when a clean and uniform appearance is required. 4. Deburred edge refers to the process of removing any sharp or rough edges from the steel coil. This treatment is crucial for applications where safety is a concern as it eliminates the risk of injuries from handling sharp edges. Deburred edges are achieved through grinding or filing and provide a smooth and safe edge for various applications. 5. Rounded edge is a treatment that involves rounding the sharp corners of the steel coil. This is done to prevent damage to other materials or surfaces during handling or transportation. Rounded edges reduce the risk of scratches, dents, or other forms of surface damage. 6. Beveled edge is a treatment where the edge of the steel coil is cut at an angle, typically 45 degrees. This treatment is commonly used in applications that require a tight fit or seamless joint with other components. Beveled edges allow for easier assembly and improve the overall appearance of the final product. Each of these edge treatments offers its own advantages and is chosen based on the specific requirements of the application. Choosing the right edge treatment for steel coils is crucial to ensure optimal performance, safety, and aesthetics in industries such as construction, manufacturing, automotive, and more.

Q: Can you reload spent casings if they are steel?: you're not supposed to but if there's a will, there's a way. suppose it's the end of the world and you're just about to run out of ammunition, you can reload steel cases by drilling the primer pocket out to fit either a small boxer primer or large boxer primer. and drilling out a flash hole too. the cases must be from your gun and be able to chamber/extract without resizing. steel cases become brittle after a few uses, which become dangerous to reuse more than once. however if it's one of those situations you need ammo, it can be reloaded at low pressure a few dozen times, just give it a thorough inspection between reloading.

Q: How are steel coils used in the manufacturing of agricultural trailers?: Steel coils are used in the manufacturing of agricultural trailers to provide strength, durability, and stability to the trailer's frame, ensuring it can withstand heavy loads and harsh working conditions. These coils are typically shaped and welded to create the trailer's structural components, such as the chassis, sidewalls, and flooring. Additionally, steel coils can be cut and formed into various parts, including axles, suspension systems, and hitch assemblies, to further enhance the trailer's performance and functionality in agricultural operations.

Q: How are steel coils annealed for improved properties?: Steel coils are annealed for improved properties through a process called annealing. This involves heating the steel coils to a specific temperature and then slowly cooling them to relieve internal stresses and create a more uniform and refined grain structure. This annealing process helps improve the steel's ductility, hardness, and overall strength, making it more suitable for various applications.

Q: I believe steel is stronger but it steel lighter than iron too?: Steel is iron, with other things added that strengthen it and/or make it less rust liable. So, in general, steel is stronger than iron. In so far as the density, that depends on the steel alloy. Some are higher than iron, some lower. Remember there are hundreds of different steel alloys. edit: but the density is still close to that of iron. density steel 7750 to 8050 kg/m? density iron 7870 kg/m?

Q: What exactly is surgical stainless steel made of (metals)? Does it contain nickel? If so, what % does it usually contain? I am deciding between surgical stainless steel piercings or titanium. Both same price and looks. I want to know which one is more hypo-allergenic and generally nickel free.: surgical stainless steel is an austenitic steel containing 18-20% chromium and 8-10% nickel. and some proportion of molybdenum. The word 'surgical' refers to the fact that these types of steel are well-suited for making surgical instruments: they are easy to clean and sterilize, strong, and corrosion-resistant. The nickel/chrome/molybdenum alloys are also used for orthopaedic implants as aids in bone repair, and as a structural part of artificial heart valves and other implants. However, immune system reaction to nickel is a potential complication. In some cases today titanium is used instead in procedures that require a metal implant which will be permanent. Titanium is a reactive metal, the surface of which quickly oxidizes on exposure to air, creating a microstructured stable oxide surface. This provides a surface into which bone can grow and adhere in orthopaedic implants but which is incorrodible after implant. Thus steel may be used for temporary implants and the more expensive titanium for permanent ones

Q: I bought my Gerber Scout for 29 bucks at the local Walmart a couple months ago, and so far it's performed better than any of my previous knives (a couple of low quality Bucks, and a Winchester). However, my friend just bought a 50 dollar Buck knife and I absolutely love it, so I'm debating trading mine in and pitching in a bit of cash for the same kind.What troubles me is the fact that everybody seems to be bashing 440A steel. I hear a lot of bad things about it; how it is soft, chips easy, dull quickly, etc. How bad is 440A steel really, and would it be worth trading in my Gerber plus about 30 cash for a Buck Vantage Pro? Apparently the Vantage Pro uses S30V steel, so is it really that big of an upgrade, from 440A to S30V? Thank you.: 440 steel is fine for most knives, but there are better quality steels out there for specialized uses. If you like the knife you have, don't worry about what other people say. If you like the new knife more, trade for it. Sometimes I question why people have to ask so many questions about what's better than what.

Q: Where are the coils and the steel plates used? Where did the steel plate come from?: Steel coil is a kind of steel plate, also known as coil.The coil, like toilet paper, can roll into a barrel. (describe not very appropriate)When the coil is used, it is necessary to use the Kaiping machine to expand into a flat plate.

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?: Iron is an element. Steel is an alloy made of iron. Mild Steel, or Carbon Steel is made from at least 98% iron in a preocess that involves controlled application of heat. Other Steel Alloys contain significant ammounts of other elements. In the case of Stainless steel, these elements are Nickel and Chromium. In plain steel, the carbon content varies from 0.15% to about 1.4%. The higher the carbon content, the harder the steel is. Over 1.4% carbon, the steel becomes so hard that is also becomes brittle. Carbon content is also used to control the hardness of stainles steel. Because Stainless steel is corrosion resistant, it is often used for making food preparation equipment. Aluminum is NOT a common element in steel. Aluminum reacts to silicon content similarly to the way Iron reacts to carbon content. High strength Aluminum alloys often contain Magnesium.

Q: ...particularly for jewelry?: Steel Reserve (211) the beer...drink responsible...never drive when U had a few Oh I had my ring stolen at a bar It was stainless silver...PeAcE

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