Prepainted Rolled Steel Coil for Roofing

Prepainted Rolled Steel Coil for Roofing

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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 description Info.

Surface Treatment:Coated

Technique:Cold Rolled

Standard:JIS

Color:All Ral Color Are Available

Zinc Coating:30-120G/M2

Width:914-1250mm

Thickness:0.18-0.6mm

Export Markets:Global

Additional Info.

Trademark:VST

Packing:Standard Export Package

Origin:China

Production Capacity:10000t/Month

Product Description

Main Feature:

1, Pre-painted Steel Coil Can be used in building material field, galvanized wire steel tape and mainly other fields.

2, All color can be customized

3, Good quality with competitive price

Performance testing of color coated steel coil
Item	Method	Consequence
Tensile Test	Tic-Tac-9mm 5mm cross cupping	No damage
Bending Test	T≤ 3	No damage
Boiling Test	100° Cboiling 1 hour	No damage
Water Resistance	1000hours immersion in 40° C(edge)	No damage
Moisture Resistance	50° C90%100hours(edge)	No damage
Fire Resistance	Samples were placed in incubators, remove greenhouse cooling, and then test the adhesion	Long-term Environment in 100° C
Fire Extinction	Liquefied petroleum gas or natural gas burner	Immediately turn off
Drug Resistance	10%hydrochloric acid, saturated calcium, 10%H2SO4, 10%NAOH, gasoline, ethanol	No color and trace change
Salt spray test	5%Nacl, 35± 2° C, 500hours	No damage

Coating performance test standard
Test item	Positive standard	Back standard
Dry film thickness(um)	14-16	7-9
Glass(60degree)	High 70± 5, medium40± 5, low30± 5	30± 5degree
T bending	3	3
Impact strength	6.3	5.8
Pencil hardness(H)	H	H
MEK(Per)	> 100	> 100
Cross cut	0 class	0 class
Acid resistance	50%H2SO4 immersion in300hrs, no color, wrinkling, fading, change
Alkali resistance	50%H2SO4 immersion in300hrs, no color, wrinkling, fading, change
Aging-resistance	1 st class loss of color and glass
Salt spray	500

FAQ

1.What's your MOQ?
25MT, it is for one container.
2.Do you have QC teams?
Yeah, sure, our QC team is very important, they will keep the quality control for our products.
3. What's your normal delivery time?
Our delivery time about 10-20days for standard sizes, if you have other requirements like hardness and width ,it is about 20-40days. But don't worry ,we also try our best for the delivery time ,because time longer and our cost is higher.
4.Are the products tested before shipping?
Yes, all of our PPGI and GI was qualified before shipping. We test every batch every day.

Q:How are steel coils used in appliances?: Steel coils are commonly used in appliances for their strength, durability, and heat conductivity. They are primarily utilized in appliances like refrigerators, air conditioners, and ovens to provide efficient cooling and heating functions. The steel coils act as heat exchangers, transferring thermal energy from one area to another, enabling appliances to control and maintain desired temperatures effectively.

Q:How do steel coils contribute to sustainability in manufacturing?: Steel coils contribute to sustainability in manufacturing in several ways. Firstly, steel is a highly recyclable material, meaning that steel coils can be easily recycled and reused, reducing the need for new steel production and conserving natural resources. Additionally, steel is known for its durability and strength, resulting in longer-lasting products and reduced waste. Steel coils also play a vital role in energy-efficient manufacturing processes, as they can be easily formed into various shapes and sizes, optimizing material usage and minimizing energy consumption. Furthermore, steel's versatility makes it suitable for a wide range of applications, allowing manufacturers to create more sustainable products across industries. Overall, steel coils contribute to sustainability by promoting resource conservation, waste reduction, energy efficiency, and the production of durable and eco-friendly products.

Q:How are steel coils used in the manufacturing of railway wagons?: Steel coils are used in the manufacturing of railway wagons as they are transformed into various components such as the wagon frames, undercarriages, and body panels. These coils are processed and shaped through cutting, bending, and welding techniques to create the necessary parts for the wagons. The strength and durability of steel make it an ideal material for constructing railway wagons that can withstand heavy loads and harsh conditions on the tracks.

Q:i like stainless steel guns, especially the SW 686 .357, i plan on getting one but my question is would polishing the stainless steel make the gun more prone to corrosion over leaving it as it is? and will the polished surface appear uneven after use and sitting? obviously all metal takes some sort of upkeep but is polished more high maintenance than non-polished?: Stainless Steel Revolver

Q:Just two sentences on a detailed description on what the steel industry is: The steel industry is an industry that produces steel. It is one of the largest industries in the world, with China as the leading steel producer

Q:How are steel coils used in the production of automotive parts?: Steel coils are used in the production of automotive parts as they provide a durable and flexible material for making various components such as body panels, chassis, and suspension parts. The coils are processed through specialized machinery to cut, shape, and form the steel into the required parts, ensuring strength and precision. Additionally, the coils can be treated or coated to enhance corrosion resistance, further improving the longevity and performance of automotive parts.

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:How are steel coils unloaded from a truck?: Steel coils are typically unloaded from a truck using specific equipment and a well-coordinated process. The unloading process involves several steps to ensure the safe and efficient removal of the steel coils. Firstly, a forklift or crane is typically used to reach inside the truck bed and secure the steel coil. The forklift or crane operator carefully positions the lifting apparatus underneath the coil, ensuring that it is centered and balanced. Once the steel coil is properly secured, the forklift or crane slowly lifts it out of the truck bed while maintaining stability. The operator must be cautious and consider factors such as the weight and dimensions of the coil to prevent any accidents or damage. After the steel coil is lifted out of the truck, it is usually placed onto a designated area such as a flatbed trailer, storage rack, or directly onto the ground. If placed on the ground, protective measures such as wooden blocks or rubber mats are often used to prevent any damage to the coil or the surface it is placed on. In some cases, steel coils may be unloaded using a specialized coil trailer, which is equipped with hydraulic systems to tilt the trailer bed and roll the coil off. This method is particularly useful for unloading larger and heavier coils. Overall, unloading steel coils from a truck requires skilled operators, appropriate lifting equipment, and adherence to safety protocols. It is essential to follow these steps meticulously to ensure the safe and efficient unloading of steel coils.

Q:benchmade mpr with m390 steel knife. Is it better than d2 s30v or 154cm steel?: From what I understand m390 is a new steel (at least for benchmade) so there doesn't seem to be a consensus on how it performs. Looking at the table, it should be very corrosion resistant. I'd guess it could be classified as a stainless steel. Sorry I don't have more info for you. EDIT: here's a link from the steel manufacturer. I hope this info helps.

Q:How are steel coils used in the manufacturing of marine equipment?: Steel coils are used in the manufacturing of marine equipment as they provide the necessary strength and durability required for the construction of various components such as ship hulls, bulkheads, decks, and structural supports. These coils are typically used as raw material for cutting, shaping, and welding into the required shapes and sizes, ensuring the marine equipment can withstand the harsh conditions of the sea and maintain its structural integrity.

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