Deep Drawing Pre-Painted Hot-Dip Galvanized Steel Coil CNBM

Deep Drawing Pre-Painted Hot-Dip Galvanized Steel Coil CNBM System 1

Deep Drawing Pre-Painted Hot-Dip Galvanized Steel Coil CNBM

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 20 m.t.

Supply Capability:: 3000 m.t./month

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Quick Details

Standard: ASTM
Grade: SHS
Type: Steel Coil
Surface Treatment: Galvanized
Application: Solution hardened steel
Width: 600-1534mm
Length: Coil

Packaging & Delivery

Packaging Details:	Oscillated wound: one coil per bundle, inner is the protecting humidity-proof wax paper. Medium is plastic film. Outer is sackcloth or compound paper packing. Coil to be laid on single type pallet (one pile per pallet)
Delivery Detail:	Depends on specification and order quanity.

Feature:

(1) Type of zinc coating finish: regular spangle, minimized spangle and skin-pass.
(2) Types of surface qualities: as coated surface, improved surface and best quality surface.
(3) Surface treatment: chemically passivated, chromate-free passivation, phosphate, anti-finger print, phosphateand, self lubricating film, and untreated.

Steel Grade	Chemical Composition (%)					Mechanic Property			C.B of Coating	Coating
	C	Si	Mn	S	P	T.S	Y.S	E.L
	x103	x103	x102	x103	x103	Mpa	Mpa	%	D=0 180°	G/M²
JIS G3302 SGCC	12	30	41	31	21	480	300	13	OK	Z60-150
JIS G3302 SGCH	12	10	21	18	8	680	650		OK	Z60-150
ASTM A653 CS.B	20	30	60	35	30	386	205-380	20	OK	Z60-275
DX51D+Z	29	21	18	1.8	11	355	245	38	OK	Z60-275
G550	20	6	73	5	17	715	654	8	OK	Z60-275

Tensile test characteristics

What is the application of Steel Coil?

There are two sides,one is out side: Workshop, agricultural warehouse, residential precast unit, corrugated roof, roller shutter door, rainwater drainage pipe, retailer booth;the other is inside: Door, doorcase, light steel roof structure, folding screen, elevator, stairway, vent gutter.

Deep Drawing Pre-Painted Hot-Dip Galvanized Steel Coil CNBM

Q: What are the common size limitations for steel coil production?: The size limitations for steel coil production can vary based on various factors, including the type of steel used, the manufacturing process, and the available equipment. However, there are generally accepted size limitations in the industry. One primary constraint is the width of the steel coil, which is typically determined by the size of the rolling mill or slitting equipment used in production. Standard widths for steel coil production range from approximately 600 millimeters (23.6 inches) to 2,000 millimeters (78.7 inches). Nonetheless, specialized equipment and processes can achieve widths outside of this range. Another limitation is the thickness of the steel coil, which can be influenced by the type of steel, intended application, and manufacturing capabilities. Common thicknesses for steel coils range from 0.15 millimeters (0.006 inches) to 6 millimeters (0.236 inches). However, specialized equipment and processes may be required to produce thicker or thinner coils. The weight of the steel coil is also an important consideration, typically determined by the capacity of production and handling equipment, as well as transportation limitations. Standard coil weights range from a few hundred kilograms to several tons. However, larger equipment or dividing the coil into smaller coils can enable the production of coils that exceed these limits. In addition to width, thickness, and weight, there may also be limitations on the length of the steel coil. This can be influenced by factors such as the size of the production line, handling and transportation capabilities, and customer requirements. Standard coil lengths typically range from a few meters to several tens of meters. However, specialized equipment and processes can produce longer coils. It is important to note that these size limitations are not fixed and can vary depending on project or customer requirements. Manufacturers often collaborate closely with customers to determine the optimal size limitations for their steel coil production, ensuring the final product meets desired specifications.

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: How are steel coils inspected for damage during transportation?: Steel coils are typically inspected for damage during transportation through visual inspections and non-destructive testing methods such as ultrasonic testing, magnetic particle inspection, and eddy current testing. These inspections help identify any cracks, dents, or other forms of damage that may have occurred during transportation.

Q: How are steel coils used in the manufacturing of construction cranes?: Steel coils are used in the manufacturing of construction cranes to provide structural strength and durability. These coils are typically shaped and welded to form the main framework of the crane, which supports heavy loads and ensures stability during operation. Additionally, the steel coils are used to fabricate various components such as the boom, jib, and counterweights, which contribute to the crane's lifting capacity and overall functionality.

Q: Can steel coils be coated with color-changing materials?: Yes, steel coils can be coated with color-changing materials. These materials are typically applied as a topcoat or overcoat on the steel surface, allowing the coils to exhibit different colors or hues based on external factors such as temperature, light, or chemical reactions. This coating technology can provide visual appeal, aesthetic versatility, and even functional benefits to steel coils in various applications.

Q: hey therejust wondering about changing nylon strings to steel strings...i have an acoustic guitar and it has nylon strings, but i was thinking about switching to steel strings, as i think it sounds better.this might sound really stupid... but is that possible? i mean they call it a steel stringed GUITAR and nylon stringed GUITAR, so if i wanted to switch would i have to get a whole new guitar? please help, im reaaally confused!thanks: If it's a Fender, you will need wire cutters to cut the brass barrel shape off the end to feed the string into the clamp. Otherwise on most guitars you just anchor the string barrel at the bridge end, feed the string along the neck and through the hole in the capston and turn the string capston by using the handle The surplus string can just be coiled up. I never had a string winder for years, ---bit of a gimmick --- --but does save time. A point worth noting if considering splashing out on a string winder is that some of them are equipped with a wire cutter as well. 2 Tools in one eh!!

Q: hey i was looking to buy a khukuri machete by cas iberia. its made of carbon steel but doesnt say which one. anyone that is into knives and all that know how this would hold up and the rust resistance of it? mostly be used for cutting bush and small trees: Ricki is correct. There is no way to tell how much carbon is present just from the term carbon steel. It comes in a wide range of grades within the general classifications of low, medium, and high carbon steel. What you'll get depends on the quality of the knife. As the carbon content increases, the steel becomes harder, stronger, and more responsive to heat treatment. It also becomes more brittle, so a **very** high carbon steel would not be the best thing for a machete. As Ricki said, plain carbon steels are not rust resistant. However, I have had a carbon steel machete for over 40 years and it's just fine. If you take care of it, it will last.

Q: Im looking to learn guitar and i was wondering if steel strings are too hard to use as a beginner. I am also self teaching so any good lesson books/starting guitar recommendations are welcome !! thanks.: Steel strings are fine for a beginner. I learned to play on Steel strings and I have always preferred them to nylon strings.

Q: hi i was doing a little history project on guns. i was just wondering if anyone could help me find out what material was used before steel and why this material wasnt as good as steel ( its faults)thanks for your help: Gunmetal is a specific type of brass

Q: What are the different types of steel coil surface treatment methods?: Various industries commonly use several different types of surface treatment methods for steel coils. These methods aim to enhance the performance, durability, and appearance of the coils. Some commonly employed treatment methods for steel coils include: 1. Hot-dip galvanizing: Immersing the steel coil in molten zinc provides excellent corrosion resistance and prevents rusting. 2. Electro-galvanizing: Electroplating a thin layer of zinc onto the steel coil surface offers similar corrosion protection to hot-dip galvanizing but with a thinner coating. 3. Cold-rolled steel coil: Passing the steel coil through rollers at room temperature creates a smooth and polished surface finish, suitable for high-quality appearance applications. 4. Pre-painted steel coil: Also known as color-coated steel coil, this method involves applying a layer of paint or coating onto the steel surface, providing an attractive appearance and additional corrosion protection. 5. Phosphating: Applying a phosphate coating onto the steel surface improves the adhesion of subsequent coatings, such as paint or powder coating, and offers corrosion resistance. 6. Chromate conversion coating: This method entails applying a conversion coating, typically using chromium compounds, onto the steel coil surface to enhance paint adhesion and corrosion resistance. 7. Passivation: Chemical treatment is used to remove iron oxide and other contaminants from the steel surface, thereby improving the corrosion resistance of the steel coil. 8. Oiling: A thin layer of oil is applied onto the steel coil surface, commonly used for preventing corrosion during storage and transportation. These treatment methods are commonly employed for steel coil surfaces. The choice of method depends on specific requirements like corrosion resistance, appearance, and performance.

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