HOT DIP Galvanized steel coils Z40-Z600 System 1

HOT DIP Galvanized steel coils Z40-Z600

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 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	40g,60g, 80g, 90,100g, 120g, 140g,180g, 200g, 250g, 275g and so on.
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 methods of recoiling steel coils?: There are several methods of recoiling steel coils, including the slitting method, the oscillating method, and the rewinding method.

Q: What are the common applications of cold-rolled steel coils?: Due to its exceptional qualities, cold-rolled steel coils find a wide range of common applications across various industries. The automotive industry extensively uses these coils to manufacture car parts like body panels, chassis components, and structural reinforcements, benefiting from the high strength and excellent formability of cold-rolled steel. Similarly, the construction industry relies on cold-rolled steel coils to fabricate structural elements for buildings and infrastructure. Beams, columns, and other load-bearing components are commonly made from cold-rolled steel due to its superior strength and durability. Appliances and consumer goods manufacturing also make use of cold-rolled steel coils. They are frequently employed to create the outer shells of refrigerators, washing machines, and ovens, thanks to the smooth and consistent surface finish that provides an aesthetically pleasing appearance. Furthermore, the electrical industry utilizes cold-rolled steel coils in the production of electrical enclosures, transformers, and various other components. The excellent electrical conductivity and magnetic properties of cold-rolled steel make it a preferred choice for such applications. In summary, cold-rolled steel coils have diverse applications in industries including automotive, construction, appliances, and electrical. The versatility, strength, formability, and aesthetic appeal of cold-rolled steel make it the favored choice for manufacturers across various sectors.

Q: How are steel coils inspected for impact resistance using impact testers?: Steel coils are inspected for impact resistance using impact testers, which are specially designed machines used to assess the ability of the steel coils to withstand impacts. The process involves subjecting the steel coils to controlled impacts and measuring the extent of deformation or damage caused by the impact. Firstly, the steel coils are securely placed on the impact tester, ensuring that they are in the correct position and orientation. The impact tester is equipped with a striking element, such as a pendulum or a falling weight, which is designed to deliver a specific amount of force upon impact. The striking element is carefully aligned with the steel coil to ensure accurate and consistent testing. Once everything is set up, the impact tester is activated, and the striking element is released to impact the steel coil. The force of the impact is carefully controlled and measured to ensure consistency across multiple tests. The impact tester records various parameters during the impact, including the force applied and the duration of the impact. After the impact, the steel coil is carefully examined for any visible deformation or damage. This can include checking for dents, cracks, or any other signs of structural compromise. The extent of the deformation or damage is recorded and compared to predetermined acceptance criteria to determine whether the steel coil passes or fails the impact resistance test. Impact testers can be equipped with various sensors and cameras to capture additional data during the testing process. High-speed cameras can be used to record the impact in slow motion, allowing for a detailed analysis of the coil's behavior during the impact. Strain gauges can be attached to the steel coil to measure the strain and stress experienced during the impact. Overall, the use of impact testers provides a reliable and standardized method for inspecting the impact resistance of steel coils. By subjecting the coils to controlled impacts and carefully measuring the extent of deformation or damage, manufacturers can ensure that their steel coils meet the required impact resistance standards for various applications.

Q: What are the different methods of annealing steel coils?: There are several different methods of annealing steel coils, each with its own advantages and applications. The main methods include full annealing, process annealing, and spheroidize annealing. Full annealing is the most common method and involves heating the steel coils to a temperature above its critical point, typically between 800 and 900 degrees Celsius (1472 and 1652 degrees Fahrenheit), and then slowly cooling it down in a controlled manner. This process helps to refine the grain structure of the steel, making it softer and more ductile. Full annealing is often used to relieve internal stresses, improve machinability, and enhance the overall mechanical properties of the steel. Process annealing, also known as subcritical annealing or stress relief annealing, is a method used to reduce the hardness and brittleness of steel coils. It involves heating the coils to a temperature below its critical point, typically between 550 and 650 degrees Celsius (1022 and 1202 degrees Fahrenheit), and then slowly cooling them down. This process helps to relieve internal stresses that may have developed during previous manufacturing processes, such as cold working or welding. Process annealing is commonly used to improve the formability and toughness of steel coils. Spheroidize annealing is a specific type of annealing that is used to soften high carbon and alloy steels. It involves heating the steel coils to a temperature slightly below its critical point, typically between 650 and 700 degrees Celsius (1202 and 1292 degrees Fahrenheit), and then holding it at that temperature for a prolonged period of time. This allows the carbides within the steel to transform into rounded or spheroidal shapes, which increases the steel's machinability and ductility. Spheroidize annealing is often employed in the production of cutting tools, bearings, and other applications where improved machinability is desired. In addition to these main methods, there are also variations and specialized techniques that can be used for specific purposes, such as recrystallization annealing, intercritical annealing, and solution annealing. Each method has its own set of parameters and temperature ranges, and the choice of annealing method depends on factors such as the type of steel, desired mechanical properties, and the intended application of the steel coils.

Q: my step father bought a big steel drum grill it has steel sheets (very thin) that go inbetween the flame and the food (closer to the flame) with that there the food will not cook, it does not get hot enough????? please help... what should we do: This type of grill cooks like an oven You have to keep the lid shut until the proper temp. is reached. Then place you meats and stuff on the grill and close the lid. Open the lid infrequently to keep the heat in. If its charcoal make sure you use enough charcoal the first time so you don't have to add any while you food is cooking.

Q: I heard that the stores don't sale Steel Legion anymore...Is this true..Also I want to know why they cost more than regular Imperial Guardsmen..Such as Cadian...Do they have something Special?Also what do I need to buy to have a complete Steel Legion army..I need two squads of troops of 20's?and two sergeants for each squad.and one commiser?Well I;m guessing..someone please help...I havent played in about 4 years.: The stock at various shops may vary, but you can buy Steel Legion miniatures through the mail order, or the Internet from GW. Cadian troopers are plastic, There are no plastic Steel Legion troops. The plastic models are (a tiny bit) not so horribly expensive as the metallic ones. The minimum requirements for your force vary from mission to mission, but a good start is 1 HQ unit 2 Troop choices. Also, the total points cost of the battle is to be considered. (Usually 500, 1000, or 1500 points.) What you described is one possible choice, although the size of IG squads is 10 and not 20. And you must include a command squad, the commissar is optional. You might change the other 20 troops for a tank, or a squad of Sentinels. Happy gaming!

Q: Is there any other way of testing whether or not you have a 1944 Steel penny that won't damage the penny. The magnet test doesn't seem to work cause even when I try to get a 2007 penny to stick to the magnet...it won't. So is there some kind of magnet needed? Like power wise or anything like that, if not then I need to know what are other ways of testing the 1944 penny.: 1944 Steel Penny

Q: How are steel coils used in the production of storage racks and shelving?: Storage racks and shelving heavily rely on steel coils during their manufacturing process. These coils, typically made from high-quality steel, are rolled into long, continuous strips. The steel coils undergo further processing to transform them into sheets or strips, which are then used to construct the frames, shelves, and other structural components of storage racks and shelving systems. Initially, the steel coils go through a series of machines to unwind and flatten them, ensuring uniform thickness and width. This step enables manufacturers to obtain steel sheets or strips with consistent dimensions, which are vital for producing storage racks and shelving that meet specific design specifications and structural requirements. After flattening and cutting the steel coils into desired sizes, they undergo additional processing to incorporate necessary features and characteristics. This may involve bending, punching, or welding the steel to create desired shapes, such as uprights, beams, or brackets for the storage racks and shelving. These components are then assembled to form the framework of the storage system. The durability and strength of steel make it an ideal material for storage racks and shelving. Steel coils provide the essential structural integrity and load-bearing capacity needed to support heavy items and endure regular use. Additionally, steel is resistant to corrosion, ensuring the longevity and reliability of storage racks and shelving systems. Furthermore, steel coils can be coated or galvanized to enhance their resistance to rust and corrosion. This protective layer helps maintain the visual appeal and structural integrity of the storage racks and shelving, particularly in environments with high humidity or exposure to moisture. In conclusion, steel coils play a crucial role in the production of storage racks and shelving. They serve as the raw material for fabricating various components, guaranteeing the strength, durability, and load-bearing capacity necessary for these storage systems. The versatility and adaptability of steel allow manufacturers to create storage racks and shelving that meet specific design requirements and provide long-lasting storage solutions for a wide range of applications.

Q: How are steel coils used in the manufacturing of automotive exhaust systems?: Steel coils are used in the manufacturing of automotive exhaust systems as they provide the necessary strength and durability required for this critical component. These coils are typically shaped and formed into various parts such as pipes, mufflers, and catalytic converters, which are then welded together to create the exhaust system. The steel coils also undergo additional processes like coating or galvanizing to enhance corrosion resistance, ensuring the longevity of the exhaust system.