Special Deep Drawing Steel, GB 12754, Pre-Painted Hot-Dip Galvanized Steel Coil CNBM

Special Deep Drawing Steel, GB 12754, Pre-Painted Hot-Dip Galvanized Steel Coil CNBM

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 20 m.t.

Supply Capability:: 3000 m.t./month

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Quick Details

Standard: ASTM
Grade: SHS
Type: Steel Coil
Surface Treatment: Galvanized
Application: Solution hardened steel
Width: 600-1534mm
Length: Coil

Packaging & Delivery

Packaging Details:	Oscillated wound: one coil per bundle, inner is the protecting humidity-proof wax paper. Medium is plastic film. Outer is sackcloth or compound paper packing. Coil to be laid on single type pallet (one pile per pallet)
Delivery Detail:	Depends on specification and order quanity.

Feature:

(1) Type of zinc coating finish: regular spangle, minimized spangle and skin-pass.
(2) Types of surface qualities: as coated surface, improved surface and best quality surface.
(3) Surface treatment: chemically passivated, chromate-free passivation, phosphate, anti-finger print, phosphateand, self lubricating film, and untreated.

Steel Substrate Grades Comparison

Classification

Tensile test characteristics

What is the application of Steel Coil?

There are two sides,one is out side: Workshop, agricultural warehouse, residential precast unit, corrugated roof, roller shutter door, rainwater drainage pipe, retailer booth;the other is inside: Door, doorcase, light steel roof structure, folding screen, elevator, stairway, vent gutter.

Special Deep Drawing Steel, GB 12754, Pre-Painted Hot-Dip Galvanized Steel Coil CNBM

Q: How are steel coils used in the production of aerospace parts?: Steel coils are used in the production of aerospace parts as they provide a reliable and durable material for manufacturing various components such as engine parts, structural beams, and landing gear. The coils are first processed and shaped into specific forms and sizes, then undergo further fabrication processes like cutting, welding, and machining to create the desired aerospace parts. The high strength and corrosion resistance of steel make it an ideal choice for ensuring the safety and performance of aerospace components.

Q: How are steel coils used in the production of railway tracks?: Steel coils are used in the production of railway tracks as they provide the raw material for manufacturing the rails. The steel coils are first processed and shaped into long, straight rails through various processes such as rolling and heat treatment. These rails are then laid and joined together to form the railway tracks, providing a sturdy and durable foundation for trains to run on.

Q: I installed it, added it in F3 launcher and then after one minute of walking in wasteland I get a signal that Broken steel was added and that my level of caps was raised by 30. However after this message no quest is added. I played all 4 exp. packs and I had no problem at all, each time a new quest was added. So whats up with this Broken steel. Btw, I completed the entire game F3.: Broken Steel's quests activate once you have beaten the final mission in the purifier. If you have already beaten the game, then you should just go back to the purifier and beat it again, since normally you wouldn't be able to continue to play the game once you have beaten it without Broken Steel. If you were able to continue playing the game, then it's likely that whatever mod you used is interacting with the game and making it impossible for Broken Steel to activate.

Q: How are steel coils inspected for edge quality using visual inspection?: Steel coils are inspected for edge quality using visual inspection methods to ensure that they meet the required standards and specifications. Visual inspection involves carefully examining the edges of the steel coils to identify any defects or imperfections that may have occurred during the manufacturing process or handling. During the inspection, trained inspectors visually examine the edges of the steel coils for various parameters such as burrs, cracks, uneven edges, roughness, or any other irregularities that could affect the quality and performance of the steel. They use specialized tools such as magnifying glasses, microscopes, or cameras to closely observe and analyze the edges. Inspectors carefully inspect each coil, looking for any signs of defects that could potentially impact the functionality or integrity of the steel. They pay close attention to details, ensuring that the edges are smooth, free from any sharp edges or protrusions, and have consistent dimensions throughout the coil. In addition to visual inspection, inspectors may also use specific testing methods such as dye penetrant testing or ultrasonic testing to further assess the quality of the steel coil edges. These additional tests help to detect any hidden defects that may not be visible to the naked eye. Overall, visual inspection is an important part of the quality control process for steel coils, as it allows for the identification and elimination of any edge defects that could compromise the performance and durability of the steel. By ensuring that the edges meet the required standards, visual inspection helps to maintain the quality and reliability of the steel coils.

Q: What are the dimensions of steel coils used in the aerospace industry?: The dimensions of steel coils utilized in the aerospace sector exhibit variability, contingent upon the particular application and prerequisites. Nonetheless, in a general sense, steel coils intended for aerospace purposes typically possess standardized dimensions to ensure compatibility and facilitate utilization. Ordinarily, the thickness of aerospace-grade steel coils falls within the range of 0.008 inches (0.2 mm) to 0.125 inches (3.2 mm). The width may span from approximately 0.5 inches (12.7 mm) to 72 inches (1829 mm), although narrower widths are more frequently encountered. Regarding the coil's length, it can extend from several hundred feet to thousands of feet, contingent upon the specific requirements of the aerospace manufacturer. It should be emphasized that these dimensions are not rigid and can be tailored to meet the requirements of the aircraft or aerospace component being produced. The dimensions of steel coils can also vary depending on the specific steel alloy employed and the manufacturing procedures implemented. Ultimately, the dimensions of steel coils within the aerospace field are determined by factors such as strength, weight, durability, and the specific requirements of the aerospace manufacturer or project.

Q: How hot does steel have to get before it will melt?: Type your query into Yahoo! Search or other search engines to get the answer: It depends, since steel usually has different metals added for various properties (strength, corrosive resistance, etc.)

Q: How are steel coils inspected for impact resistance?: Steel coils are typically inspected for impact resistance using various methods to ensure their durability and ability to withstand external forces. One common method is the drop test, where a steel coil is dropped from a specified height onto a hard surface. This test simulates the impact that the coil may encounter during transportation or handling. During the drop test, the coil is visually inspected for any visible signs of damage, such as dents, cracks, or deformations. Additionally, the coil may undergo further examinations, such as ultrasonic testing or magnetic particle inspection, to detect any hidden internal defects that could compromise its impact resistance. Another method used to inspect steel coils for impact resistance is the pendulum test. In this test, a pendulum with a known weight and height is swung and impacts the coil's surface. The energy absorbed by the coil during the impact is measured, and this data is used to evaluate its resistance to impact. Furthermore, steel coils may undergo laboratory tests, such as Charpy impact testing, to determine their resistance to sudden impacts. This test involves striking a notched sample of the coil with a pendulum hammer, measuring the amount of energy absorbed by the sample, and evaluating its impact strength. Overall, a combination of drop tests, visual inspections, non-destructive testing methods, pendulum tests, and laboratory tests are used to inspect steel coils for impact resistance. These inspections ensure that the coils meet the required standards and can withstand the potential challenges they may encounter during transportation, storage, and use.

Q: How are steel coils used in the production of metal ductwork?: Steel coils are an essential component in the production of metal ductwork. These coils, typically made from high-quality steel, serve as the primary raw material for manufacturing ductwork. The process begins with the unwinding of the steel coil, which is then cut into specific lengths according to the required dimensions of the ductwork. These lengths are then shaped into the desired form using specialized machinery, such as roll formers or bending machines. The steel coils provide the necessary strength and durability to the ductwork, ensuring that it can withstand the pressure and environmental conditions it may encounter in its operational life. The coil's composition also allows for easy fabrication and customization, enabling manufacturers to create ductwork of various shapes and sizes to meet specific project requirements. Furthermore, the inherent properties of steel, such as its resistance to corrosion and fire, make it an ideal material for ductwork. Steel coils can be coated with protective layers, such as galvanized or stainless steel finishes, to enhance their longevity and performance. This added protection ensures that the ductwork remains intact and functional even in harsh environments or in the presence of corrosive substances. In summary, steel coils play a crucial role in the production of metal ductwork by providing the necessary raw material for fabrication. Their strength, durability, and customization capabilities make steel coils an indispensable component in the manufacturing process, resulting in reliable and long-lasting ductwork systems.

Q: Is there a chemical that can be applied (spraid, brushed, adhere) to a steel surface to decrease the heat conductive properties of the metal (so it doesn't heat up as quickly)?Thanks in advance!: There is, but I don't know what it is made out of. It is probably some fireproof, foam material which acts like insulation. I doubt it is designed to resist abrasion however. Most things which adhere to metal surfaces are not flameproof, and those which do resist fire are not good insulators. For example, the ceramic coating of appliances like stoves and washing machines adhere very well and are fire resistant, but do not insulate. It was the failure of the steel insulation which caused the collapse of the world trade centers. The impact of the airplane tore away all the insulation on the supporting struts of the building and then the fire caused the steel to soften and break. Steel was once insulated by wrapping it in asbestos cloth and then applying plaster over this to form a shell. It did not actually adhere to the steel but it did insulate it, and was fireproof. However asbestos is a cancer hazard and a lot of old buildings are being stripped of their asbestos as a safety precaution. The asbestos can be replaced with fiberglass which is usually duct taped together.

Q: How are steel coils inspected for camber?: Steel coils are inspected for camber using various methods to ensure their quality and suitability for further processing. One common method is visual inspection, where trained inspectors examine the coils for any visible signs of camber. They look for any deviation from a perfectly straight surface, such as a bow or a curve, which indicates the presence of camber. Another method involves using specialized equipment like straightedges, measuring tapes, and laser devices. Inspectors place the straightedge along the length of the coil to check for any gaps or spaces between the coil and the straightedge. If there is a significant deviation, it indicates the presence of camber. Measuring tapes are also used to measure the distance between the coil and the straightedge at multiple points along the length of the coil. This allows inspectors to determine the extent of camber and whether it falls within the acceptable tolerance limits. In some cases, laser devices are used to provide a more accurate measurement of camber. These devices emit a laser beam that is reflected off the coil's surface and is then analyzed to determine the presence and magnitude of camber. Additionally, advanced technologies such as computer vision systems and artificial intelligence algorithms are also being employed in the inspection process. These technologies can analyze images or videos of the steel coils and automatically detect any camber, providing accurate and efficient inspection results. Overall, the inspection of steel coils for camber involves a combination of visual inspection, manual measurements using straightedges and measuring tapes, as well as the implementation of advanced technologies. This multi-faceted approach ensures that camber is effectively detected and controlled, thus maintaining the quality and integrity of the steel coils.

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