Hot dip galvanized steel coils Z40-Z600 DX51D

Hot dip galvanized steel coils Z40-Z600 DX51D System 1

Hot dip galvanized steel coils Z40-Z600 DX51D

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 m.t./month

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Specifications

galvanized steel coil
1.Thickness:0.135-4.0mm
2.Width:600-1500mm
3.Zinc:40g-275g
4.Material:SGCC,DX51D,G550,SPGC,etc.

product name	Galvanized steel coils
thickness	0.135mm-4.0mm
width	600mm-1500mm762mm,914mm,1000mm,1200mm,1219mm,1250mm
zinc coating	Z40-Z600
standard	ASTM, AISI, DIN, GB
material	SGCC,DC51D,DX51D,DX52D,,SGCD,Q195,Q235,SGHC,DX54D, S350 GD, S450 GD,S550 GD
spangle	zero spangle, regular spangle or normal spangle
surface treatment	chromated and oiled, chromated and non-oiled
packing	export standard.
payment	T/T, L/C or DP
min order	25 tons (one 20ft FCL)
coil weight	3-8ton or as client requirement.
quality	soft or hard quality

Galvanized steel coils

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		Z80-275
DX51D+Z	29	21	18	1.8	11	355		245	38	OK		Z80-275
G550	20	6	73	5	17	715		654	8	OK		Z80-275

Q: What are the different types of packaging for steel coils?: Steel coils can be packaged in various ways to meet the specific needs and preferences of manufacturers and distributors. Here are some commonly used packaging options: 1. Wooden Crates: To ensure safe transportation and handling, steel coils can be packed in robust wooden crates. These crates, made of durable wood materials like plywood or solid wood, provide excellent protection by securely holding the coils in place. 2. Steel Frames: Another option is to use steel frames, constructed with sturdy steel materials, to firmly secure the coils and prevent any movement or shifting. Steel frames are especially suitable for larger or heavier coils as they offer enhanced stability and durability. 3. Cardboard Boxes: For smaller or lighter steel coils, cardboard boxes can be a suitable choice. These boxes, made of strong and durable cardboard, provide adequate protection against minor impacts and scratches. They are also easy to handle and can be conveniently stacked or stored. 4. Plastic Wrapping: In addition to crates, frames, or boxes, steel coils can be wrapped in plastic materials for added protection. Plastic wrapping safeguards the coils from moisture, dust, and external elements during transportation and storage. This packaging option is commonly used in combination with other methods. 5. Transportation Racks: Specially designed transportation racks made of steel or other robust materials can be used for efficient handling and transport of steel coils. These racks securely hold the coils, allowing for easy loading and unloading, and ensuring enhanced safety during transit. Overall, the choice of packaging for steel coils depends on factors such as size, weight, transportation method, and desired level of protection. Manufacturers and distributors carefully consider these factors to select the most appropriate packaging solution that ensures the safe and efficient handling of steel coils throughout the supply chain.

Q: I'm building a single-speed commuter bike and I was wondering what the advantages and disadvantages of steel and alloy wheels are. Any experts out there who can give me specifics for each kind?: Alloy Bike Wheels

Q: How are steel coils coated for added protection?: To enhance their durability and resistance to corrosion, steel coils undergo a process known as coil coating, wherein a protective layer is applied onto their surfaces. There are several methods employed to coat steel coils, but the most commonly used one is the continuous coil coating process. Under this process, the steel coil is unwound and extensively cleansed to eliminate any contaminants or impurities on its surface. This step ensures proper adhesion of the coating material. Once the steel coil is cleansed, it undergoes a pre-treatment to enhance its surface properties. Typically, this involves the application of a chemical solution or a conversion coating onto the coil's surface. The aim of this step is to create a surface that is receptive to the coating material and improves its adhesion. Following the pre-treatment, the steel coil is coated with a protective layer, which can be in the form of liquid paint, powder coating, or a combination of both. The coating material is applied evenly onto the coil's surface using techniques like roll coating, spray coating, or electrostatic coating. Once the coating is applied, the steel coil is cured or dried using heat or, in some cases, ultraviolet light. This curing process ensures a strong bond between the coating material and the steel surface, resulting in the desired protective properties. The coated steel coil then undergoes inspection to ensure quality control measures like thickness, adhesion, and appearance are met. If the specifications are satisfied, further processing may take place, involving cutting, slitting, or forming the coil into the desired shape or size. In conclusion, the process of coating steel coils for added protection involves thorough cleansing, pre-treatment, application of a protective coating, curing, and quality control. This ensures that the steel coils exhibit excellent resistance to corrosion, abrasion, and other environmental factors, making them suitable for a wide range of applications across various industries.

Q: How are steel coils welded together?: Steel coils can be welded together using various methods, depending on the specific requirements and the type of steel being used. One common method is the use of electric resistance welding (ERW), where an electric current is passed through the steel coils to generate heat. This heat melts the edges of the coils, and pressure is applied to join them together. ERW is a quick and cost-effective method for welding steel coils. Another method is high-frequency induction welding (HFIW), which is commonly used for thinner steel coils. In this process, an induction coil is used to generate an alternating magnetic field, which induces an electric current in the steel coils. The resistance of the coils to this electric current generates heat, causing the edges to melt and form a weld. For thicker and heavier steel coils, submerged arc welding (SAW) is often employed. This method involves the use of a granular flux and a continuous electrode, which is fed into the weld area. The flux melts, creating a protective shield for the weld pool, and the electrode melts to form the weld. SAW is a robust and efficient method for welding steel coils. Additionally, laser welding and gas metal arc welding (GMAW) can also be used to weld steel coils. Laser welding offers high precision and speed, while GMAW, also known as MIG welding, uses an electric arc between a consumable wire electrode and the steel coils to create a weld. Regardless of the welding method used, the key factors for successful welding of steel coils are proper preparation of the edges, maintaining the appropriate heat and pressure levels, and ensuring the correct welding technique is employed.

Q: I have a carbon steel file that I want to bend in a letter C shape. So, what is the malliable temperature? If it's low, could it be done in a camp fire?: It's now not rather that rough. You can use your charcoal grill to do it. First construct a colossal fireplace in it after which bury the metal within the coals. It'll simplest take approximately ten minuites or so for the metal to warmth by way of. Then decide on it out of the coals with tongs and drop it right into a bucket of water. Repeat as preferred. Eventually it is going to get as brittle as glass. To repair this, you have got to anneal the steel. Again warmth the steel within the coals, simplest this time allow it keep there till the coals cross the entire manner out all by way of themselves. Next day while the entire manner cool, Take it out and blank it off. Viola!, you may have hardened metal.

Q: How are steel coils used in the manufacturing of roofing materials?: Steel coils are used in the manufacturing of roofing materials by being processed and shaped into various forms such as sheets, shingles, or panels. These coils are typically coated with protective layers to enhance durability and resistance to corrosion. The coils are then cut, formed, and assembled to create the final roofing product, ensuring strength, reliability, and longevity for the roofs.

Q: What are the different types of steel coil storage containers?: There are several types of steel coil storage containers, including coil racks, coil cradles, coil saddles, coil cassettes, coil pallets, and coil cones. These containers are designed to safely store and transport steel coils, providing support and stability to prevent damage or shifting during handling and storage.

Q: Why is it usually scorned by the shooting community to use steel cased ammo (like Wolf)? Always hear corrosive and steel is bad for the extractor/firing pin. Hulp a simpleton out!: I okorder /

Q: Are they made using the same processes, or is tempered steel made without the quenching process?: Hardening is the preliminary process. The fully hardened state may be far too brittle for practical use. The tempering process is tailored to reduce the actual hardness, to introduce more flexible alloys. The tempering method employed may be done at relatively low temperatures, but some alloys require prolonged soaking at elevated temperatures. Some may be cooled in air, but others may require quenching to end the process.

Q: How are steel coils used in the production of solar panels?: Steel coils are not directly used in the production of solar panels. However, steel is typically used in the manufacturing of the structural frames and mounting systems for solar panels. These frames and mounting systems provide support and stability to the solar panels, ensuring their proper installation and long-term durability.

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