PRINGTING STEEL---MARBLE PATTERN System 1

PRINGTING STEEL---MARBLE PATTERN

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Quick Details

Standard:	ASTM,GB,JIS	Grade:	SGCC	Thickness:	0.2mm-1.2mm
Place of Origin:	Jiangsu China (Mainland)	Brand Name:	EAST STEEL	Type:	Steel Coil
Technique:	Cold Rolled	Surface Treatment:	Coated	Application:	Other
Special Use:	Wear Resistant Steel	Width:	800mm-16000mm	Length:	as customer's required

Specifications

1) Manufacturer of Galvanized Steel Coil
2) Superior quality with moderate price
3) Wide size range
4) Quick delivery

items	thickness	TYPE	Features
Protection film	50μm	polyethylene	Protecting from scratchs and contamination (Option)
Finished coat	10μm	PVDF	Protecting printed layer and enhances the appearance of the surfaces
Print	1μm	Ink, Polyester	Various printing patterns,3 color overprint
Top coat	20μm	Polyester Fluorine	Chemical resistance, formability and patterns multiformity
Primer coat	5μm	Polyester	workability, corrosion resistance and adhesion to the primer coating
Chemical treatment	1μm	Chromate	Good adhesion and corrosion resistance
substrate	0.2-1.2mm	GI.GL.AL	GI.GL,AL
Chemical treatment	1μm	Chromate	Good adhesion and corrosion resistance
Back coat	5μm	Epoxy	corrosion resistance and adhesion to the substrate

Q: What are the different types of steel coil packaging materials used during processing?: Some of the different types of steel coil packaging materials used during processing include steel strapping, plastic strapping, stretch film, shrink wrap, and coil covers.

Q: How are steel coils inspected for bendability?: Steel coils are inspected for bendability using a variety of methods to ensure their suitability for various applications. One common inspection method is the 3-point bend test, where the coil is subjected to a bending force at three specific points along its length. This test helps determine the coil's resistance to bending without fracturing or breaking. During the 3-point bend test, the coil is placed on a support system with two fixed points and one movable point. A force is then applied to the movable point, causing the coil to bend. The amount of force required to achieve a specific level of bending is measured and compared against acceptable standards. Another method used for inspecting steel coils is the mandrel bend test. In this test, a mandrel of a specific diameter is inserted into the coil and bent to a specified angle. The coil is then examined for any signs of cracking or deformation. This test helps determine the coil's flexibility and ability to withstand bending without damage. Visual inspection is also an important part of the inspection process. Trained inspectors visually examine the coil for any visible defects such as cracks, deformations, or irregularities. They also check for proper coil dimensions and uniformity throughout. In addition to these methods, non-destructive testing techniques like ultrasonic testing or magnetic particle inspection may be used to detect any internal defects or flaws that may affect the bendability of the coil. Overall, a combination of mechanical testing, visual inspection, and non-destructive testing methods are employed to ensure that steel coils meet the required bendability standards. These inspections help ensure the quality and reliability of the steel coils for various industries where bendability is a critical factor.

Q: How are steel coils inspected for camber using laser profiling?: Steel coils are inspected for camber using laser profiling by passing the coil through a laser scanning system. The laser scans the surface of the coil, measuring the height variations across its width and length. The data collected by the laser is analyzed to determine any camber or curvature deviations in the coil. This method provides a quick and accurate way to identify and measure camber in steel coils.

Q: How are steel coils processed for slitting or shearing?: Steel coils are processed for slitting or shearing by first unwinding the coil and then passing it through a set of rotating circular blades. The blades cut the steel coil into narrower strips, which are then either rewound into smaller coils (slitting) or cut into individual sheets (shearing). This process allows for the production of various sizes and shapes of steel products for different applications.

Q: How are steel coils used in the manufacturing of food packaging?: Steel coils are commonly used in the manufacturing of food packaging to create various types of containers such as cans and tins. These coils are formed into the desired shape and then coated with a food-grade lacquer to ensure the safety and preservation of the packaged food. The strength and durability of steel make it an ideal material for protecting and storing food products, allowing them to be transported and stored without compromising their quality.

Q: What are the common quality issues with steel coils?: Steel coils commonly have quality issues including surface defects, dimensional variations, mechanical property variations, coating issues, internal defects, edge issues, and coil set or camber. These issues can impact the appearance, performance, processing, and suitability of the final product. To maintain quality, manufacturers employ rigorous inspection, testing, and adherence to industry standards and specifications.

Q: What are the common coil thickness tolerances?: The common coil thickness tolerances can vary depending on the specific industry and application. However, in general, common coil thickness tolerances range from +/- 0.001 to +/- 0.010 inches.

Q: What is the average thickness tolerance for steel coils?: The average thickness tolerance for steel coils can vary depending on the specific industry and application, but a common tolerance range is typically around ± 0.005 to ± 0.010 inches.

Q: Cooling bed generally a part of the steel rolling mills: In the USA, a steel cooling bed is called a run-out table. It consists of a series of steel rolls. Each roll may be individually driven by an electric motor. DC motors are often used with parallel armatures connected to a common armature voltage control speed control unit. The roll speed is controlled to match the speed of the incoming sheet of steel so that the steel does not slide or skid on the surface of the rolls. Field trim resistors help to assure that the speed and torque of rolls is matched. A centering mechanism may be used to keep the steel in the center of the table. Water may be sprayed from the top and bottom to aid cooling. After an initial run out table, the strip of steel may be cut on-the-fly into individual sheets which pass to another table that is running slightly faster to separate the sheets. Alternatively, the steel may be coiled at the end of the table.

Q: Can one assume that stainless steel that can be hardened is magnetic?: Most of the 300 series stainless metals are not magnetic, but if it is cast, it is magnetic. Welds are considered casting, so the welds are magnetic even though the items that are welded together are not. The 400 series stainless may have a few types that are magnetic. I suppose generally the hardenable factor has a bearing if you consider that 400 series can be hardened more readily than the 300 series. Source: Working in metal fabrication shops.

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