Cr Sheet Coil
Cr Sheet Coil, also known as cold rolled sheet coil, cold rolled steel sheet, or CRC, is a type of steel product that is produced by cold rolling a hot rolled steel sheet. Cold rolling is a process of reducing the thickness and improving the surface quality of a metal sheet by passing it through rollers at a low temperature. Mild Steel Coils has a smooth and uniform surface, with high dimensional accuracy and mechanical properties. It is widely used in various industries, such as automotive, appliance, construction, and furniture
Chemical Composition
The chemical composition of Cr Sheet Coil is intricate, comprising of iron, carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, copper, and vanadium. These elements are added to improve the corrosion resistance and mechanical properties of Mild Steel Coils. The chemical composition of it, as per the JIS G3141 standard, is presented in the table below.

|
Element |
Weight % |
|
Carbon |
0.15 max |
|
Manganese |
0.60 max |
|
Phosphorus |
0.100 max |
|
Sulfur |
0.035 max |
|
Silicon |
0.50 max |
|
Nickel |
0.25 max |
|
Chromium |
0.30 max |
|
Copper |
0.25 max |
|
Vanadium |
0.10 max |
Mechanical Properties
Cr Sheet Coil possesses exceptional mechanical characteristics, rendering it highly suitable for a wide range of applications. The primary mechanical attributes of Hot Rolled Steel Coilsencompass yield strength, tensile strength, elongation, and hardness. The mechanical properties of Mild Steel Coils, in accordance with the JIS G3141 standard, are presented in the subsequent table.
|
Property |
Value |
|
Yield strength |
240 - 280 MPa |
|
Tensile strength |
270 - 410 MPa |
|
Elongation |
28 - 34% |
|
Hardness |
55 - 65 HRB |

Application Areas
Cr Sheet Coils are extensively used across various industries due to their versatility:
- Automotive Sector: For manufacturing car bodies, chassis, and components requiring precision and strength.
- Construction Industry: In roofing, cladding, and framing applications where durability and a fine finish are essential.
- Home Appliances: Ideal for fabricating refrigerators, washing machines, and other appliances requiring sleek, aesthetically pleasing surfaces.
- Furniture and Cabinetry: For producing metal furniture and fixtures that demand a smooth finish and precise dimensions.

Advantage
- Superior Surface Finish: Offers a smooth and aesthetically appealing surface, ideal for visible applications.
- Increased Strength: Cold rolling enhances the steel's yield strength and hardness.
- Tight Tolerances: Delivers high precision in dimensions, crucial for intricate manufacturing processes.
- Versatile Use: Adaptable to various applications due to its formability and durability.
Hot Rolled Steel Coils in China
China's steel industry, known for its advanced manufacturing capabilities, produces Hot Rolled Steel Coils that meet high standards of quality and efficiency. Leveraging state-of-the-art technology, Chinese manufacturers offer Hot Rolled Steel Coils that are not only of superior quality but also cost-effective. These coils are widely respected in the global market for their consistency and reliability, making them a preferred choice for various industrial applications.
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