Cold-Rolled Steel Coil (JIS G3141-1996, EN 10131-2006, DIN EN 1002)

Cold-Rolled Steel Coil (JIS G3141-1996, EN 10131-2006, DIN EN 1002)

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 10 m.t.

Supply Capability:: 10000 m.t./month

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PERIME COLD ROLLED STEEL COIL

Product Description

Specifications of Cold Rolled Steel Coil:

1)Grade: SPCC, SPCD, SPCE, DC01-06, St12, Super deep drawing
2)Standard: JIS G3141-1996, EN 10131-2006, DIN EN 1002
3)Thickness: 0.20mm - 3.0mm
4)Width: 600/1000/1250/1500 (mm) or per customer's request
5)Coil ID: 508mm/610mm or per customer's request

Classification:

Classification	Designation	Characteristics	Size(mm)	Main applications
Commercial quality	SPCC,SPCCT	Commercial quality suitable for bending fabrication and simple forming; this is the type in greatest demand.	Thickness 0.18-3.0 Width 600-1500	Refrigerators, cabinets, power distribution boards and drums.
Drawing quality	SPCD	Drawing quality second only to that of SPCEN. Excellent uniformity.	Thickness 0.18-2.0 Width 600-1250	Automobile floor and roof panels.
Deep-drawing quality	SPCE,SPCF	Deep-drawing quality. With metallurgically controlled grain size, it retains its beautiful finish even after being deep-drawn.	Thickness 0.18-2.0 Width 600-1250	Automobile fenders and quarter panels

Chemical Components:

Grade	Chemical Components
Grade	C	Mn	P	S	Alt
SPCC	≤0.12	≤0.50	≤0.035	≤0.025	≥0.020
SPCD	≤0.10	≤0.45	≤0.030	≤0.025	≥0.020
SPCE	≤0.08	≤0.40	≤0.025	≤0.020	≥0.020

Mechanical Properties:

Grade	Strengh
	YS	TS	Elongation(%)
	MPA		δ	S	P
SPCC DC01	130-260	270-410	28
SPCD DC03	120-240	270-390	34
SPCE SPCEN	<210	270-370	38
DC04 DC05	<210	270-370	38
AISI 1006	275-365	275-380	34	32	30
AISI 1008	275-390	275-410	32	30	28
AISI 1010	295-410	295-430	30	29	28
AISI 1020	355-490	355-500	26	25	24
AISI 1045		530-685			16
AISI 1050		540-715			14
AISI 1060		550-775			12
ST33 S185JR	185-195	315-430	33
ST37 S235JR	215-235	375-500	25
ST37 S355JR	275-325	510-680	18

Thickness Tolerance:

Thickness (mm)	Tolerance allowed(mm)
0.20-0.50	+/-0.05
0.50-0.65	+/-0.06
0.65-0.90	+/-0.07
0.90-1.00	+/-0.09
1.10-1.20	+/-0.10
1.20-1.40	+/-0.12
1.40-1.50	+/-0.13
1.50-1.80	+/-0.14
1.80-2.00	+/-0.15
2.50-3.00	+/-0.20

Width Tolerance:

Width(mm)	Tolerance allowed (mm)
≤200	+2.0/-1.0
>200-300	+2.5/-1.0
300-400	+3.0/-2.0
400-600	+3.5/-2.5
600-1000	+6/-0
>1000	+10/-0

Process of Cold Rolled Steel Coil:
- Pickling: To clean the dust and rust points on the surface.
- Cold Rolling: Digital rolling control system produces minimum thickness tolerance, helps to prevent twist and improve straightness.
- Slitting: Precise slitting machinery helps control the best width tolerance and avoid camber or cracker. Also we can make round or sharp edge with additional process and special machines.
- Heat treatment: Advanced annealing, tempering and hardening techniques will help to produce proper mechanical property of the products to insure our client's usage with minimum harm to natural environment.
Cold-Rolled Steel Coil (JIS G3141-1996, EN 10131-2006, DIN EN 1002)

Applications for cold rolled Steel Coil:
1) For the further producing of hot dip galvanized steel products
2) Cold rolled Steel Coil: Auto manufacture, Oil drum, Transformer's tank panel, Furniture etc.

Q: When and where did soldiers wearing steel protective helmets start ?It seems to have been common by the start of WW1: You okorder /

Q: How are steel coils used in the manufacturing of metalworking tools?: The manufacturing of metalworking tools heavily relies on steel coils, which are an essential component in the process. These coils, typically made from high-quality steel, serve various purposes at different stages of production to produce a variety of metalworking tools. Blades and cutting tools, for instance, are one primary application of steel coils in metalworking tool manufacturing. These coils are usually cut into specific lengths and then shaped and sharpened to create blades used for cutting, shaping, and milling different metals. The use of high-quality steel in these coils guarantees durable, strong blades capable of withstanding the demanding conditions of metalworking processes. Another use of steel coils in metalworking tool manufacturing is for the production of drill bits and other types of tooling. The coils are shaped and machined to achieve the desired size and shape of the tool, followed by a hardening and tempering process to enhance their strength and durability. This ensures that the resulting tools can endure the high-speed drilling and cutting operations involved in metalworking. Additionally, steel coils are utilized to construct the bodies and handles of metalworking tools. The coils are typically formed into the desired shape and size using various techniques like bending, rolling, and stamping. These formed pieces are then welded or fastened together to create the final structure of the tool. The high-quality steel used in the coils ensures that the resulting tool bodies and handles possess strength, rigidity, and the ability to withstand the forces and vibrations associated with metalworking operations. In summary, steel coils are crucial in the manufacturing of metalworking tools as they are used to create blades, drill bits, bodies, and handles. These coils provide the necessary strength, durability, and precision required in metalworking processes. Considered an essential raw material, steel coils enable the production of high-quality, reliable, and efficient metalworking tools.

Q: What are the challenges in coil leveling for coated steel?: Coil leveling for coated steel presents several challenges that need to be addressed in order to achieve high-quality, flat, and smooth coils. Firstly, one of the main challenges is the potential for coating damage during the leveling process. Coated steel coils are typically coated with materials such as zinc or paint, which can be easily scratched or marred if not handled properly. The leveling process involves passing the coil through a set of leveling rolls, which can potentially cause friction, abrasion, or other mechanical damage to the coating. Therefore, it is crucial to carefully control the speed, pressure, and alignment of the leveling rolls to minimize coating damage. Secondly, the thickness variation across the coil presents a significant challenge. Coated steel coils often have thickness variations due to inherent material properties or production processes. These variations can result in uneven leveling and can lead to coils with waviness or uneven flatness. Achieving uniform leveling across the entire coil surface is essential to ensure consistent quality and appearance of the final product. Another challenge in coil leveling for coated steel is the possibility of coil shape distortion. Coating processes can introduce stresses into the steel, which can cause the coil to warp or distort during the leveling process. This distortion can result in coils with uneven edges or inconsistent flatness. Proper control of the leveling process parameters, such as the number of leveling passes and the tension applied to the coil, is necessary to minimize shape distortion. Additionally, the coil leveling process can generate internal stresses in the steel itself, particularly in coated steels that have been cold-rolled or heat-treated. These internal stresses can cause coil spring-back, where the coil tries to return to its original shape after leveling. Spring-back can result in coils with unwanted curvature or uneven flatness. Effective strategies, such as stress relief annealing or using counteracting leveling techniques, are essential to minimize spring-back and achieve the desired flatness. Finally, the handling and storage of coated steel coils present challenges in maintaining the quality of the leveled coils. Coated steel coils are sensitive to environmental conditions such as humidity, temperature, and exposure to corrosive agents. Proper storage and handling practices are crucial to prevent coating damage, rust, or other forms of deterioration that can occur during transportation or storage. In summary, the challenges in coil leveling for coated steel include minimizing coating damage, addressing thickness variation, controlling shape distortion and spring-back, and ensuring proper handling and storage. Overcoming these challenges requires precise control of process parameters, the use of appropriate leveling techniques, and adherence to strict quality control measures throughout the entire process.

Q: How are steel coils processed for edge conditioning or slitting?: Steel coils are processed for edge conditioning or slitting through a series of mechanical operations. The process involves unwinding the steel coil, leveling it to remove any deformities, and then passing it through a slitting machine to cut it into narrower strips. For edge conditioning, the strips are further processed to remove burrs and create smooth, precise edges. Overall, these processes ensure that steel coils are transformed into accurately sized and finished products suitable for various industrial applications.

Q: What is galvanized steel coil?: Galvanized steel coil is a type of steel that has been coated with a layer of zinc to protect it from corrosion. The process of galvanization involves immersing the steel coil in a bath of molten zinc, which forms a protective layer on the surface of the steel. This layer not only prevents corrosion but also provides a barrier against scratches and other damage. Galvanized steel coil is commonly used in various industries, including construction, automotive, and manufacturing, due to its durability and resistance to rust. It is often used for making roofing materials, pipes, and automotive parts, among other applications. Overall, galvanized steel coil is a versatile and cost-effective solution for ensuring the longevity and integrity of steel products.

Q: What are the dimensions of steel coils used in the construction equipment industry?: The dimensions of steel coils used in the construction equipment industry can vary depending on the specific application and requirements. However, there are common standard dimensions that are often used. Steel coils used in the construction equipment industry typically have a width ranging from 600mm to 2000mm. The thickness of these coils can range from 0.5mm to 25mm or even higher, depending on the intended use and structural requirements. The weight of steel coils used in construction equipment industry can vary significantly, ranging from a few hundred kilograms to several tonnes. The weight is typically determined by the dimensions and thickness of the coil, as well as the specific grade and type of steel being used. It is important to note that these dimensions are not fixed and can be customized based on the specific needs of the construction equipment industry. Manufacturers and suppliers can provide steel coils in various dimensions to meet the specific requirements of construction equipment manufacturers and contractors.

Q: How are steel coils used in the production of packaging materials?: Steel coils are used in the production of packaging materials by being processed into thin sheets or strips that can be shaped and formed into containers, cans, or other packaging components. These steel sheets are often used as a base material for packaging products due to their strength, durability, and ability to protect goods during transportation and storage.

Q: What are the different surface treatments available for steel coils?: There are several different surface treatments available for steel coils, including galvanizing, painting, and powder coating. Galvanizing involves applying a layer of zinc to the surface of the steel to provide corrosion resistance. Painting involves applying a layer of paint to the surface to enhance its appearance and protect it from rusting. Powder coating is a process where dry powder is electrostatically applied to the steel surface and then cured under heat to form a protective and decorative coating.

Q: i would like to make a dmascus steel knife, i have the cable but im not sure if its damascus steel or not, how do i tell? and if it isnt damascus steel how do i make a bar of it?: Here's what you need, the cable should be a minimum of 9/16 with large wires. You need some borax (20 mule team from the store). A good hot coal, coke, or gas forge. If the cable has fiber rope in the center it will need to be removed. Fuse the ends of the cable to keep them from coming apart. I use my welder and while I'm at it I weld a handle to make it easier. Heat it in the forge when the forge is properly heated, rotate it. Some people will burn the oil out, but I've found that the forge does that just fine. Rotate the cable while it's heating. When it begins the turn red pull it out and sprinkle the borax over it, don't hold back use a lot. It will begin to melt and bubble into the steel. Put the cable back in the forge, rotate and watch. This is the critical part. When the steel starts to turn from orange/yellow to almost yellow/white take it out and lightly (I use a 2lb hammer) begin hammering the cable into a square or rectangle. If you do it right you'll notice that it will begin to fight the hammer, that's when you know the weld it taking place. You'll have to repeat the process down the length of the cable. Once you have the billet made you can begin the process of shaping the edge and tang. Once you have it shaped, follow proper forge procedure then grind all the yuck off and finish shaping. Then harden and temper and finish it out. Good luck. I almost forgot a very important part. Befor you start hammering put the cable in a vice while at welding temp (if you are strong you can use a couple of plyers) and twist it tight. On the next heat hold the cable in your left and and lay it on the anvil. Concentrate on your light hammer blows being on your side of the cable. This forces the cable strands together. If you are using smaller cable like 9/16 you can double the cable up and weld two peices together, it is easier and makes for a prettier blade. Doing this you don't have to worry about twisting the cable and you can hit it much harder to start with.

Q: How are steel coils used in the manufacturing of wind turbines?: Steel coils are used in the manufacturing of wind turbines to create various components such as the tower, nacelle, and rotor blades. The high-strength steel coils are shaped and welded to form the tower, providing the necessary structural support for the entire turbine. Additionally, the steel coils are used to fabricate the nacelle, which houses the generator and other critical components. Moreover, steel coils are used in the manufacturing of rotor blades, providing strength and stability to harness wind energy efficiently. Overall, steel coils play a crucial role in the construction of wind turbines, ensuring their durability and performance.

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