Hot Rolled Galvanized / Colored Coated Steel Coil

Hot Rolled Galvanized / Colored Coated Steel Coil

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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Basic Info.

Surface Treatment:Galvanized

Width:600--1500mm

Export Markets:Global

Additional Info.

Packing:Sea Worth Packing

Origin:China(Mainland)

HS Code:7210700000

Product Description

Name: Steel coil, GI, Galvanzied steel coil,

Base Material: Hot DIP Al-Zinc coated steel sheet (AZ)

Hot DIP galvanized steel sheet (HDG)

Coating Mass: Zinc: 60-275G/M2, Al-Zn: 60-180G/M2.

Thickness: 0.21-1.55mm

Width: 600-1250mm

Internal Diameter: 508mm, 610mm

Quality standard: EN10142, EN10326, EN10169,

JIS3302, ASTMA755M, GB/T12754

Steel Grade: DX51D, DX52D, DX53D, S220GD, S250GD, SGCC

Surface Finish: Normal spangle,

Minimized spangle

Skin-passed spangle,

No spangle

Surface Treatment: Chromate-passivated (C)

Oiled (O)

Chromate-passivated + Oiled (C+O)

Untreated (U)

Anti-finger treatment

Phosphate treated(P)

Weight of coil: 1-8 MT

Package method: Vertical, Horizontal

Hot Rolled Galvanized / Colored Coated Steel Coil

FAQ:

Acceptable payment term and way?

T/T,L/C, T/T + L/C, D/P

Acceptable price term

FOB CNF CIF DDU CPT
Do you accept OA payment terms?

Yes, sure, but it normally depending on the order value
Do you have QC team?

Yeah, sure, our QC team is very important, they will keep the qualitycontrol for our products.
What is the validity of your quotation?

Normally 7 days.
What is your advantage?
24 hour quick response /Customer oriented/ Credit foremost/ Top quality Excellent
What is your acceptable payment term?

TT,LC,OA etc

Q: What are the different types of steel coatings used on coils?: There are several types of steel coatings used on coils, including galvanized coatings, galvannealed coatings, and organic coatings.

Q: How are steel coils used in the production of power transmission towers?: Steel coils are used in the production of power transmission towers as they are rolled and formed into the required shapes and sizes to create the structural components of the towers. The coils are processed and cut into specific lengths, which are then welded or bolted together to construct the tower sections. The robustness and strength of steel make it an ideal material for transmitting large amounts of electricity over long distances, ensuring the stability and reliability of power transmission towers.

Q: What are the common international standards for steel coils?: The common international standards for steel coils include ASTM A653/A653M, JIS G3302, EN 10346, and GB/T 2518. These standards specify the requirements for the chemical composition, mechanical properties, and dimensions of steel coils used in various industries.

Q: Does anyone know what is 12 gage Cold Rolled Steel meaning? Also, help me to describe it.Thank you so muck ~!Mark Lin: It's gauge.

Q: How are steel coils shipped internationally?: Steel coils are typically shipped internationally using cargo ships or freight trains. The coils are securely loaded onto flatbed or container vessels, ensuring they are properly secured to prevent any damage during transportation. This method allows for efficient and cost-effective transportation of large quantities of steel coils across the globe.

Q: How are steel coils used in the manufacturing of springs?: Steel coils are used in the manufacturing of springs by being formed into a helical shape, allowing them to store and release energy when subjected to force or pressure.

Q: How do steel coils affect the quality of finished products?: Steel coils can have a significant impact on the quality of finished products. Their quality, including dimensions, surface condition, and mechanical properties, directly affects the final product's strength, durability, and appearance. Coils with inconsistent dimensions or surface defects can lead to uneven or weak finished products. Similarly, if the mechanical properties of the coils do not meet the required specifications, it can compromise the performance and functionality of the end product. Therefore, ensuring the high quality of steel coils is crucial for achieving superior finished product quality.

Q: case hardening steel is adviced or thru hardening steel is most suitable?: I don't know your application, but here is some advice. Case hard provides a hard shell around soft steel, depending on the bake, the case is usually .002-.008 thick. (thousands of an inch) Heat treated steel or tool steel is hard all the way thru. Case hardening, provides toughness with flexibility, however, once it's compromised, the part is scrap. Hardend tool steel is extreemly hard throughout and the harder it is, the more brittle it becomes. The application of the part will help you to determine the material needed. For instance; Plastic injection molds are very hard so the hot plastic wont erode them over years of use. Punch Press dies aren't as hard but are tougher to withstand the shock. Machine bolts are case hardened so they can last, but soft enough to allow some stretching during tightening. Either way, the time in mfg will be about the same. Most tool steels today cut like cheese, but take time to be heat treated. Tool steel will cost a bit more than low carbon steel. Low carbon steel is as machinable, and cheaper, but, again, the baking period is as long or longer than tool steel. There are a lot of materials on the market today that maintain the durability of heatreated steel without having to go thru that process. 4140, ( or chrome/moly) comes to mind. There are also some 400 series stainless that work as well, and others. You need to determine strength, flexibility, ease of mfg, cost and repairability when considering which steel to use.

Q: Can steel coils be coated with electrically conductive materials?: Yes, steel coils can be coated with electrically conductive materials.

Q: What are the different grades of steel used for manufacturing coils?: The different grades of steel used for manufacturing coils include low carbon steel, medium carbon steel, high carbon steel, and stainless steel.

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