Cold-rolled steel coil
Cold-rolled low carbon steel, as its name implies, is a low carbon steel material treated by cold rolling process. Cold rolling is a method of steel processing performed at room temperature where hot-rolled steel is further processed by mechanical force to achieve higher dimensional accuracy and surface finish.
As low carbon steel itself contains a low carbon content (usually less than 0.25%), it has good plasticity and toughness, and is easy to process and weld.
| Property | Typical Range | Tolerances |
| Thickness/mm | 0.15-6.0 | ±0.02 – ±0.10 mm (depending on thickness) |
| Width/mm | 500-1850 | ±1.0 – ±3.0 mm |
| Length(or Coil ID)/mm | 1000-6000/508-610(ID) | ±10 mm |
| Tensile Strength/MPa | 220-490 | ±5% |
| Yield Strength/MPa | 160-350 | ±5% |
| Elongation/% | 15-30 | ±2% |
| Hardness/Rockwell | 60-90 | ±5 |
| Surface Finish | Bright, matte, oiled, phosphated, galvanized, etc. | Varies based on finish |
| Flatness | ±0.1 – ±0.5 | Varies based on thickness and width |
Cold-rolled steel coil production line
Applications of Cold-Rolled Low-Carbon Steel
1. Automotive Manufacturing
Cold-rolled low-carbon steel is widely used in the automotive industry for producing key vehicle components, including door panels, trunk lids, hoods, and other structural parts. These components require sufficient strength and rigidity to withstand operational loads and impacts, while also offering an attractive surface finish and reliable corrosion resistance to meet both functional and aesthetic standards.
2. Home Appliance Manufacturing
In the appliance sector, this steel is employed to manufacture both exterior casings and internal components for products such as refrigerators, washing machines, and air conditioners. Its smooth surface quality and excellent corrosion resistance contribute to enhanced product durability and an improved overall appearance.
3. Construction Industry
Cold-rolled low-carbon steel is also extensively applied in construction for fabricating structural profiles, steel plates, mesh, rolling doors, and elevator wheels. Its high surface finish, dimensional stability, and reliable mechanical properties make it a preferred choice for building structures and architectural applications, ensuring long-term performance and quality.
Our company can also supply the following cold-rolled steel grades:
DC01 – Designed for basic forming processes such as bending, embossing, beading and standard drawing operations.
DC03 – Intended for more demanding forming applications, including deep drawing and more complex profiling.
DC04 – Suitable for applications requiring high levels of formability.
DC05 – A deep-drawing grade developed to meet very high forming requirements.
DC06 – A special deep-drawing grade engineered for the highest demands in cold forming.
DC07 – An ultra deep-drawing grade tailored for extreme and highly challenging forming operations.
GNEE STEEL also offers the following brands:DC01 DC03 DC04 DC05 DC06 DC07
SPCC SPCD SPCE SPCF ST12 ST13 ST14 ST15;or as Customer's Requirement
