color coated Galvanized cold Rolled Steel coil

color coated Galvanized cold Rolled Steel coil System 1

color coated Galvanized cold Rolled Steel coil System 2

color coated Galvanized cold Rolled Steel coil System 3

color coated Galvanized cold Rolled Steel coil

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 30000 m.t./month

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Product Description

APPLICATION:

Construction:1) Outside: Workshop, agricultural warehouse, residential precast unit, corrugated roof, roller shutter door, rainwater drainage pipe, retailer booth
2) Inside: Door, doorcase, light steel roof structure, folding screen, elevator, stairway, vent gutter
Electrical appliance: Refrigerator, washer, switch cabinet, instrument cabinet, air conditioning, micro-wave oven, bread maker
Furniture: Central heating slice, lampshade, chifforobe, desk, bed, locker, bookshell
Carrying trade: Exterior decoration of auto and train, clapboard, container, isolation lairage, isolation board
Others: Writing panel, garbage can, billboard, timekeeper, typewriter, instrument panel, weight sensor, photographic equipment

prime prepainted galvanized steel coil
Thickness	0.15-2.5 mm
Width	350-1500 mm
Coil ID	508mm/610mm
Standard	AISI, ASTM, BS, DIN, GB, JIS
Material	DX51D+Z, SGCC, DX51D+AZ,SPCC-1B
Zinc coating	60-180g/M2
Painting thickness	20-25um
Colors	All Colors available. Color shades, Ral Color
End	Threading ,coupling and with plastic caps protected
Payment	TT ,L/C, Western Union
Packing	Standard seaworthy packing or as required
Market	Mild east, North/South America, Europe, Asia,Africa etc
Certificate	BV,SGS,MTC ,ISO9001:2000,

Q: Can steel coils be used in the production of medical equipment?: Medical equipment production often incorporates steel coils. Steel, being a versatile material, is renowned for its strength, durability, and ability to withstand diverse environmental conditions. It is frequently employed in the manufacture of medical equipment such as surgical instruments, orthopedic implants, hospital beds, and diagnostic machines. The usage of steel coils as raw materials is commonplace in the production process. They can be processed and shaped into a multitude of forms, sizes, and components essential for medical equipment. By cutting, shaping, and welding the coils, intricate parts with precise specifications can be crafted, guaranteeing the quality and performance of the final product. Additionally, steel coils can undergo surface treatment to enhance their resistance to corrosion. This makes them appropriate for use in medical environments where cleanliness and hygiene are crucial. Electroplating or powder coating can be applied as protective coatings, offering an extra layer of defense against rust and other forms of degradation. Moreover, steel proves to be a cost-effective material, making it an appealing choice for manufacturers of medical equipment. Its availability and affordability render it a preferred option for producing high-quality medical devices while managing production costs. To summarize, the utilization of steel coils in the production of medical equipment is indeed viable. Their strength, durability, versatility, and cost-effectiveness make them an ideal selection for manufacturing various components and instruments utilized in the healthcare industry.

Q: What are the different types of steel coil surface defects?: During the manufacturing or handling process, various steel coil surface defects may arise. Some commonly encountered types are as follows: 1. Rust: When moisture or oxygen comes in contact with the steel coil, rust, a reddish-brown discoloration, may develop on its surface. 2. Scratches: While the steel coil is being handled or transported, superficial marks known as scratches can be incurred. These marks can vary in depth and severity, ranging from light surface scratches to deep gouges. 3. Stains: Exposure to chemicals or other substances can lead to stains, discolored patches that appear on the coil's surface. Removing them may prove to be challenging. 4. Roll marks: During the rolling process, impressions or indentations called roll marks may form. Uneven pressure or misalignment of the rolls causes them, resulting in lines or patterns on the coil's surface. 5. Edge wave: Imperfectly flat edges of the coil can result in a defect known as edge wave. This defect causes the edges to appear wavy or uneven and can impact the coil's overall appearance and performance. 6. Oil spots: If the oil or lubricants utilized in the manufacturing process are not adequately removed, surface defects called oil spots can manifest. These spots appear as dark patches or spots on the coil's surface and may hinder the adhesion of coatings or paints. 7. Pitting: Small, shallow depressions or pits on the coil's surface are indicative of a defect called pitting. Factors like corrosion, uneven cooling, or impurities in the steel can cause this defect. 8. Holes: Holes are severe surface defects that can arise due to various factors, including corrosion, mechanical damage, or manufacturing errors. These defects come in different sizes and can significantly compromise the coil's structural integrity. Promptly addressing these surface defects is crucial for maintaining the quality and performance of the steel coil. Regular inspections, proper handling, and appropriate surface treatments can help minimize the occurrence of these defects.

Q: What are the different types of steel coil treatments?: Enhancing the properties and performance of steel coils involves various types of treatments. The treatments include: 1. Heat treatment known as annealing. It involves heating the steel coil to a specific temperature and gradually cooling it. This treatment alleviates internal stresses, enhances ductility, and boosts the overall strength of the coil. 2. Chemical treatment called pickling. It entails submerging the steel coil in an acid or chemical solution to eliminate impurities, scale, and rust from the surface. This treatment enhances the surface finish and cleanliness of the coil. 3. Application of a protective coating such as oil. A thin layer of oil or another protective substance is applied to the surface of the steel coil. This treatment prevents corrosion, improves lubricity, and safeguards the coil during storage and transportation. 4. Galvanizing, a process that involves coating the steel coil with a layer of zinc. This protective layer shields the coil from corrosion, creating a barrier between the steel and the surrounding environment. It ensures long-term durability and resistance to rust. 5. Tempering, a heat treatment process that includes heating the steel coil to a specific temperature and swiftly cooling it. This treatment enhances the toughness and strength of the coil, making it more resistant to impact and deformation. These are just a few instances of the various types of steel coil treatments commonly employed. Each treatment has its own unique purpose and advantages, and the choice of treatment will depend on the desired properties and applications of the coil.

Q: what is the difference between stainless steel 304 (AISI 304) and stainless steel 310 (AISI 310) COR-TEN A: Weathering steel will rust, but the rust will be adherant and not flake off and be replaced by new rust. Therefore once it rusts it will pretty much stop rusting any more. One (severe) down side is that anything around it will be streaked with rust stains and it will look awful. Some bozo with the Texas Department of Transportation designed a number of freeway interchange overpasses here in Houston using Cor-Ten steel and all of the concrete supports are streaked with red rust stains and it looks like hell. Cameron built an office building here in Houston with a Cor-Ten facade and it is streaked with rust too. They should have gone ahead and spent the money and painted them, but they didn't.

Q: Building the bulwurk, general use on trawlers. What kind of steel is best suited.: How big is your trawler going to be and what use, The ones you see off the Alaska Coast or a Gulf Coast Shrimper? My preference in today's economy would not make sense and that is Aluminum.....not steel at all, maybe even Fiberglass, but $$$$ talk so Steel is cheaper, but you need to know what you are doing. The designer of the hull should have specified the right /preferred grade. It today's world there are many more choices available. You use a mild steel, most often grade A or B, but some applications call for grade D. Check your blue prints and list of materials. Edit. Ok I understand. There are 2 ways to go. One is use a relatively cheep steel and use higher cost epoxy primers and paint, often requiring special surface preparation just before priming, or two, using a much higher cost steel with more chrome and nickel in it. Grades that begin with #3xxx These are weldable with rods that are available, and can be welded directly to mild steels. However these are 3X the cost. If your a Shrimper, I'm guessing gulf coast. I worked with several boat yards in the 70's installing spray urethane foam for insulating there holes. So I've been around lots of small yards from Florida to Texas. I'd call the nearest steel warehouse and ask what they would recommend. You might find what you want at a scrap yard. I've lucked out several times picking up 1/4 plate scrap$ and I'd bet the scrapyard guy would know just what you need. I know there are places to get what you need in Mobile and New Orleans. Good luck!

Q: If you keep it dry and clean, what steel will last the longest over the years with continued use and sharpening?: Most okorder /

Q: Will hot dip galvanizing affect the properties of the steel: galvanize a Steel will lose some Small strength bu it will prolong the steel

Q: Ok.. I was wondering if it's possible for me to recycle baked bean cans (steel)? And if so in Western Australia (that's where I live)?I love baked beans... and I also like skateboarding, so I thought if I kept my baked bean cans, that I could get them recycled somewhere and turn it into something I could skate on (rail, etc.). I'm just curious to know if all this is possible...Cheers. :): Steel is one of the most recycled materials on the planet... Unless you know a recycler/steel refiner/manufacturer however, it would be mighty difficult for you to have someone melt down all your baked bean (a somewhat American dish, I'd say) cans. Plus, think how many baked beans you'd have to eat to be able to build anything of substance. Don't know where you would take it in Australia - I'm in the US where a lot of municipalities collect mixed recyclables.

Q: Can steel coils be used in the production of packaging materials?: Certainly, packaging materials can indeed utilize steel coils. Frequently, steel coils serve as the primary material in packaging items like metal strapping and steel banding. These coils possess remarkable strength, durability, and exceptional tensile strength, rendering them perfectly suitable for effectively securing and safeguarding diverse products throughout their transportation and storage. Furthermore, steel coils can be effortlessly molded and fashioned into various packaging elements, guaranteeing a dependable and secure packaging solution for an extensive array of industries.

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