SPCD Cold-Rolled Steel Sheets with Cutting Service

Cold rolled steel coil is produced through a series of processes. First, hot - rolled steel coils are used as the starting material. These hot - rolled coils are then passed through a series of cold rolling mills, where the steel is rolled at room temperature. This cold rolling process reduces the thickness of the steel coil and improves its surface finish and mechanical properties. After cold rolling, the coil may undergo additional processes such as annealing, tempering, and coating to further enhance its performance and corrosion resistance.

Continuous annealing and batch annealing

Continuous Annealing: In continuous annealing, the steel coils are continuously fed through a long annealing furnace. The process is highly automated and operates at a relatively high speed. The coils are heated, held at a specific temperature for a certain period, and then cooled down in a continuous manner. This allows for a more uniform heat treatment and better control of the annealing parameters.

Batch Annealing: Batch annealing, on the other hand, involves loading a batch of steel coils into a sealed annealing furnace. The furnace is then heated to the required annealing temperature, and the coils are annealed in a static state. After the annealing process is complete, the furnace is cooled down, and the coils are removed. This process is more time - consuming and has a lower production efficiency compared to continuous annealing.

 

 Properties

High Strength: Cold rolled steel coil has excellent strength and hardness due to the cold working process. It can withstand high loads and is suitable for applications requiring strong and durable materials.
 
Good Surface Quality: The cold rolling process gives the steel coil a smooth and shiny surface, with low roughness and high dimensional accuracy. This makes it ideal for applications where appearance and tight tolerances are important, such as in the automotive and electronics industries.
 
Good Formability: Cold rolled steel coil has good formability, which means it can be easily formed into various shapes and profiles through processes such as bending, stamping, and drawing. This allows manufacturers to produce complex - shaped components with high precision.
 
Uniform Mechanical Properties: The cold rolling process ensures that the steel coil has uniform mechanical properties throughout its length and width. This makes it easier to predict and control the behavior of the material during processing and use.

Specification

Product Name	SPCD Cold Rolled Steel Coil
Standard	JIS
Grade	SPCC, SPCD, SPCE
Width	600-1500mm Or As Buyer’s Requirement
Thickness	0.12-3mm
Coil Weight	3-14 MT
Steel Coil Internal Diameter	508mm/610mm
Technique	Cold Rolled
Tolerance	As The Standard Or As Required
Application	Household Appliance, Automobile, Machine Etc.
MOQ	25 MT
Packing Details	Standard Seaworthy Export Packing Or As Required
Delivery	Within 15 To 90 Days, According To Order Quantity
Payment	T/T Or L/C

 

SPCD steel chemical composition

Grade	C	Mn	P	S
SPCD	≤0.12	≤0.50	≤0.040	≤0.040

SPCD Mechanical Properties

STEEL GRADE	Tensile Strength      N/mm (min)	Yield Strength     N/mm (Max)	Elongation min.
thickness	>0.25	>0.25	0.25-0.30	0.3-0.4	0.4-0.6	0.6-1.0	1.0-1.6	1.6-2.5	>2.5
SPCD	270	240	30	33	36	38	39	40	41

Competitive Advantage:
In our commitment to deliver world class service,Gnee's Quality Control Department not only promise to provide the best quality products, excellent customer services,  fast and reliable deliveries, and reasonable prices; but also goes the extra step to provide environment conscious products that will improve lives.

Why choose Gnee steel?
1. Gnee steel serves various needs for steel.
2. Gnee steel offers you high quality products with best competitive price.
3. Gnee steel has over 14 years' experience in the sector of steel.
4. Gnee steel adopts omni-directional service and a full-time sales advisor will focus on your order and follow up. Quick response within 20 minutes.