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What is carbon steel coil?
Carbon steel coils are an alloy composed of carbon and iron, with the carbon content ranging from 0.02% to 2.11%. The properties of carbon steel coils depend on the carbon content, processing methods and the addition of other alloying elements. Generally speaking, the higher the carbon content, the greater the hardness and strength, but at the same time, some toughness will be sacrificed.
Characteristics of carbon steel coils
1. Hardness and strength: Carbon steel coils usually have high hardness and strength, making them widely used in various engineering applications.
2. Plasticity: Although carbon steel coils have good hardness and strength, they still have good plasticity and can be processed into various shapes through processing, cold rolling or hot rolling.
3. Corrosion resistance: Some carbon steel coils have good corrosion resistance, but generally speaking, they are not as corrosion-resistant as stainless steel.
4. Cost-effectiveness: Compared to some high-strength alloy steels, carbon steel coils are generally less expensive, giving them a competitive advantage in high-volume production.
Carbon steel coil manufacturing process
The manufacture of carbon steel coils typically involves the following steps:
1. Raw material selection: Choose high-quality steel raw materials, usually pig iron or steel ingots.
2. Melting and casting: The raw materials are heated to a molten state and then cast into a billet of appropriate shape.
3. Rolling: The blank is processed into the required coil through cold rolling or hot rolling process.
4. Heat treatment: The coil is heat treated to change its mechanical properties and microstructure.
Application areas of carbon steel coils
Carbon steel coils are widely used in various industries, including but not limited to:
1. Automobile manufacturing: used to manufacture body, frame and engine parts.
2. Construction industry: used in building structures, bridges and pipelines, etc.
3. Machinery manufacturing: used to manufacture mechanical parts, bearings and gears, etc.
4. Home appliance manufacturing: used to manufacture the casings and internal structures of home appliances such as refrigerators, washing machines, and air conditioners.
5. Energy industry: used in equipment such as oil and natural gas pipelines, boilers and storage tanks.
6. Packaging industry: packaging materials for food and chemicals.
| Product Name | Hot Rolled Steel Coil/Rolls |
| Standard | ASTM, AISI, GB, JIS, DIN, BS,En |
| Grade | ASTM A36/A36M-08,JIS G3101-2004,EN 10025-2,GB/T 700-2006,DIN 17100-80,BS 4360-90 |
| Thickness | 0.12-12mm or customized as required |
| Width | 600-2000mm or customized as required |
| Surface Treatment | black/ galvanized/ coat /oiled /painting,etc |
| Coil Weight | 3-20 Tons or customized as required |
| Processing Service | Bending, Welding, Decoiling, Cutting, Punching |
| Technique | Hot Rolled/Cold Rolled |
| Sample | Sample Freely |
| Type | Steel Coil, Hot Rolled Steel Sheet |
| OEM Service | Perforated, Cutting special size, Doing flatness, Surface treatment, etc |
| Certifications | MTC,ISO,SGS,BV |
| Transport Package | Export Standard Package or as Request |
| Payment terms | T/T,L/C |
| Loading Port | Tianjin/Qingdao/Shanghai Port |
| Application | Widely used in shipbuilding, automobiles, bridges, construction, machinery, pressure vessels and other manufacturing industries. |
| Export market | Europe, Africa, Central Asia, Southeast Asia, Middle East, South America, North America, etc |
Galvanized steel coil and GI steel coil refer to the same product, which is cold rolled steel sheet coated with zinc. It is also known as galvanized iron or GI. Galvanized steel coil is produced by passing cold rolled steel sheet through a molten zinc bath.
