Excellent Cold Rolled Steel Coil / Sheet in CNBM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000000 m.t./month
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Description:
The raw material of cold rolled steel coil/sheet is high quality hot rolled product, and after pickling, kinds of new technology and new process of global cold rolling production have been applied. Therefore the manufacturing, home appliance, automobile etc. Quality of the goods could be guaranteed. The finished product has a variety of excellent capabilities, such as continuous rolling, degreasing, annealing, skin pass, slitting and cut to length line etc. Along with it many rocessing capability and smooth, flat surface. It’s widely used in outdoor and interior decoration, furnishing
Specification:
COLD ROLLED STEEL | |
Thicknenss | 0.10mm-4.00mm |
Width | 600mm-2000mm |
Sheets length | 1200-6000mm |
Coil inner diameter | 508-610mm |
Surface treatement | matt finish/bright finish,oiling/dry, bright anneal/black anneal |
Coil weight | 3-5t |
Package & Delivery
Package details: Standardseaworthy packing for international delivery.
Delivery: According to theexact quantity of your order.
Images:
Quality of the goods could be guaranteed. The finished product has a variety of excellent capabilities, such as continuous rolling, degreasing, annealing, skin pass, slitting and cut to length line etc. Along with it many rocessing capability and smooth, flat surface. It’s widely used in outdoor and interior decoration, furnishing
- Q: How do the sandpaper grits compare with different coarse levels of steel wool? For example, I'm finishing a homemade entertainment center, and using a tinted polyurethane, and it says to use 000 grade steel wool, but mine is #3, could I use some sanpaper instead, and what grit?
- Steel wool and wax is for the final buff after the finish coat. Sanding will scratch the finish and should only be done before the finish coat. Steel wool and wax have been used as the final finish to remove rough areas and buff the finish for a long time.
- Q: I am making a sword of 1060 carbon steel and would like to know how to heat treat it once it's ready, could anyone help please?
- I've okorder for back and forth communication. I could type up some lengthy post, you'd read it and be like I don't have that piece of gear and all my time is wasted.
- Q: What are the different types of coatings applied to steel coils?
- There are various types of coatings that can be applied to steel coils, each with its own specific purpose and benefits. 1. Galvanized Coating: This is one of the most common types of coatings applied to steel coils. It involves the application of a layer of zinc to the steel surface. Galvanized coatings provide excellent corrosion resistance, making them suitable for outdoor applications where the steel may be exposed to moisture or harsh environmental conditions. 2. Galvalume Coating: Similar to galvanized coating, galvalume coating also involves the application of a layer of zinc to the steel surface. However, it also includes a small amount of aluminum, which enhances the corrosion resistance and provides better heat reflectivity. Galvalume coatings are often used in roofing and cladding applications. 3. Pre-painted Coating: Pre-painted coatings involve the application of a layer of paint or primer to the steel surface. This type of coating allows for customization in terms of color and finish. Pre-painted coatings not only enhance the aesthetics of the steel but also provide additional protection against corrosion and weathering. 4. Organic Coating: Organic coatings are typically applied as a topcoat over a galvanized or galvalume coating. They are made of various resins, such as polyester, epoxy, or polyurethane, which provide additional protection against corrosion, abrasion, and chemicals. Organic coatings are commonly used in applications where both aesthetics and durability are important, such as in the automotive industry. 5. Metallic Coating: Metallic coatings, such as aluminum or zinc, are applied to steel coils using a process called hot-dip coating. These coatings provide excellent corrosion resistance and are commonly used in applications where the steel is exposed to high temperatures or corrosive environments. 6. Chromate Conversion Coating: Chromate conversion coatings are applied to steel coils primarily for their corrosion resistance properties. They are commonly used in electrical applications to protect against galvanic corrosion and improve conductivity. Overall, the type of coating applied to steel coils depends on the specific requirements of the application, including the desired level of corrosion resistance, aesthetics, and environmental factors.
- Q: I want to know the special characters or the advantages of the corton steel. In what cases it is recommended to use?Thank you.
- *It is Corten steel.Grade A B. *Weathering steel, best-known under the trademark COR-TEN steel, is a group of steel alloys which were developed to obviate the need for painting, and form a stable rust-like appearance if exposed to the weather for several years. United States Steel Corporation (USS) holds the registered trademark on the name COR-TEN. Although USS sold its discrete plate business to International Steel Group (now Arcelor-Mittal) in 2003, it still sells COR-TEN branded material in strip-mill plate and sheet forms. In some areas it may be known without the hyphen as Corten steel. The original COR-TEN received the standard designation A242 (COR-TEN A) from the ASTM International standards group. Newer ASTM grades are A588 (COR-TEN B) and A606 for thin sheet. All alloys are in common production and use. It is a weather-resistant steel which is used in containers and hot flue gas line. The American Corten A Steel has a composition of C, 0.12; Si, 0.5; Cu, 0.5; Cr, 0.8; P, 0.1 and Mn, 0.5%. Although the tensile strength is less than 494 MPa the yield is in the region of 371 MPa. The combination of copper and phosphorus also increases the resistance to atmospheric corrosion which is important when thinner plates are used. The original steel A suffers a decrease in yield strength and notch ductility in thickness over 25 mm, to overcome which Corten B was developed-C 0.14; P 0.04; Mn 1.1; Cr 0.5; Cu 0.4; V 0.1; Bol Al 0.02. *COR-TEN A applies to plates up to 12.5mm in thickness, COR-TEN B applies to plates up to 50mm in thickness. *It has been used in bridge and other large structural applications such as the New River Gorge Bridge, the newer span of the Newburgh-Beacon Bridge, and the creation of the Australian Centre for Contemporary Art (ACCA). It is very widely used in marine transportation, in the construction of shipping containers.
- Q: I have a steel garage, it looks worn out hauled away? How can I maintain / repair it?
- The entire garage is steel? Garage door? Are you able to open and close it without too much trouble? If so, just keep it lubricated. You could paint the door to improve its appearance.
- Q: I feel really stupid asking this question but i feel like a put metal/steel strings on my classical guitar how do you tell the difference?
- The g-string will look and feel thicker than usual, and the strings will look almost like copper.
- Q: How are steel coils used in the production of industrial shelving?
- Steel coils are used in the production of industrial shelving as they are typically cut and shaped into various components, such as uprights, beams, and braces, which are then assembled to create sturdy and durable shelving units. The coils provide the necessary strength and stability required to support heavy loads and withstand the demands of an industrial environment.
- Q: I'm searching for the elastic modulus of ASTM A653 galvanized steel sheet. Max points for first person with a response that includes web address of reliable reference - I just haven't found it yet. thanks!
- I've okorder /
- Q: How are steel coils inspected for uniformity?
- To ensure uniformity, steel coils undergo a series of visual and mechanical tests. First, the coil's external appearance is carefully examined for any visible defects like dents, scratches, or rust. This is crucial to maintain the coil's integrity and prevent potential issues during further processing. Next, non-destructive testing techniques such as ultrasonic or magnetic particle inspection are used to measure the coil's thickness at various points. This helps identify any variations in thickness that could affect the overall quality and performance of the coil. Precise instruments are also employed to measure the coil's width and ensure it adheres to the required specifications. This is important for compatibility with downstream processes and applications. Furthermore, the weight of the coil is measured to verify if it falls within the specified range. Weighing scales or load cells are typically used for this purpose, ensuring consistent weight that meets the required standards. For internal inspection, steel coils may undergo eddy current testing, a non-destructive method that detects surface and near-surface defects. By utilizing electromagnetic induction, this technique can identify irregularities in the metal, such as cracks, voids, or inclusions. In summary, a comprehensive combination of visual inspections, thickness measurements, width checks, weight verification, and internal testing methods ensures thorough inspection for uniformity in steel coils. These rigorous processes guarantee the quality and reliability of the coils, enabling them to meet industry standards and customer requirements.
- Q: How are steel coils inspected for yield strength?
- Steel coils are inspected for yield strength through a series of testing methods. The most common and widely used method is the tensile test. In this test, a small sample is taken from the steel coil and subjected to a controlled load until it reaches its yield point. During the tensile test, the sample is gradually stretched until it deforms and ultimately breaks. The load and elongation data are continuously recorded during this process. The yield strength is then determined by identifying the point on the stress-strain curve where the material begins to exhibit plastic deformation or permanent elongation. Another method used to inspect steel coils for yield strength is the hardness test. Hardness is often correlated with yield strength, and therefore, a hardness test can provide an estimation of the material's yield strength. This test involves measuring the resistance of the steel coil's surface to indentation or penetration using instruments like a Rockwell or Brinell hardness tester. Additionally, non-destructive testing methods such as ultrasonic testing and magnetic particle inspection can also be employed to evaluate yield strength. Ultrasonic testing involves the use of high-frequency sound waves to detect any internal defects or inconsistencies in the material's structure. Magnetic particle inspection, on the other hand, relies on the application of magnetic fields and the use of magnetic particles to identify surface cracks or defects. Overall, various testing methods are available to inspect steel coils for yield strength. These methods provide manufacturers and inspectors with valuable information about the quality and performance capabilities of the steel, ensuring that it meets the required standards and specifications.
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Excellent Cold Rolled Steel Coil / Sheet in CNBM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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