Construction

Cold-rolled coil

DETAILS AND PARAMETERS

TOLERANCES

TECHNICAL SHEET

Precision-engineered cold-rolled coils for applications demanding superior surface quality and dimensional accuracy. Ideal for automotive parts, appliances, and decorative uses.

Technical Specifications:

• Thickness: 0.15mm - 3.0mm

• Width: 600mm - 1850mm

• Material Grades: DC01-DC06, ST12-ST16, ASTM A1008, JIS SPCC-SPCEN

• Surface Finish: Bright, oiled, or skin-pass treated

• Yield Strength: 130MPa - 550MPa (grade-dependent)

• Coil Weight: Up to 25 tons

Key Advantages:

✓ Exceptional flatness and uniform thickness

✓ Smooth surface for painting/coating

✓ High formability for complex shaping

✓ Tight tolerance control (±0.01mm)

✓ Compliance with ISO 9001, IATF 16949 standards

Trusted by manufacturers worldwide for consistent quality. SkySteel's cold-rolled coils deliver the precision your high-end products demand.

Contact G. Wind at g.wind@skysteel.net or visit skysteelgroup.com for customized solutions. Elevate your production with SkySteel excellence.

#ColdRolledCoils #SkySteelGroup #PrecisionSteel #IndustrialExcellence

TYPSA
Aspect	LAMINA FRIA
Aspect	Minimum	Maximum
Weight (Kg)	8,000	12,000
Width (mm)	1000	1219
External diameter (mm)	There is no specification	Do not exceed the specified weight
Internal diameter (mm)	507	780
Ovality (mm)	There is no specification	There is no specification

TUBAC permitted weights, diameters, widths and ovality(information for supplier use)

Aspect	SLITTER # 4
Aspect	Minimum	Maximum
Thickness	0.6	2
Weight (Kg)	6,000	16,000
Width (mm)	904	1300
External diameter (mm)	There is no specification	1,800
Internal diameter (mm)	484	762
Ovality (mm)	25	25

TUBAC permitted weights, diameters, widths and ovality(information for internal use)

Aspect	BONAK
Aspect	Minimum	Maximum
Thickness	8	0.7
Weight (Kg)	22,000	11,000
Width (mm)	1800	500
External diameter (mm)	2200	1500
Internal diameter (mm)	860	508
Ovality (mm)	25	25

Chemical composition of cold rolled sheet

Element (%)	JIS G3141 SPCCT - SD	ASTM A1008 CS-B
C (max)	0.15	0.02 - 0.15
Mn (max)	1.00	0.60
P (max)	0.100	0.025
S (max)	0.035	0.035

• Reference standard: JIS G3141, SPCCT-SD grade

• Reference standard: ASTM A1008 CS-B

• JIS G3141: Japanese Standard

• SPCC: Indicates the grade for a commercial quality steel (Table No. 1 JIS G3141 Standard)

• T: Consensus voltage resistance level (Table No. 5, note C, JIS G3141 Standard)

• S: Standard hardness level (Table No. 2 JIS G3141 Standard)

• D: Matte surface finish (Table No. 3 JIS G3141 Standard)

• NOTE: Boron must be less than 0.0008% according to the Central American SAC Tariff system.

• NOTE: If you wish to purchase cold rolled sheet with a different specification than the one in Table No. 1, you must do so using the FRM-0AI00003-15 Request for Exception to a Standard format, according to the standard EO-0AI00003-07 Non-compliance with standard.

5.2.Mechanical Specifications

Measurement method: Tensile test carried out on a universal mechanical testing machine according to ASTM A370 standard.

Mechanical properties of cold rolled sheet

Element (%)	JIS G3141 SPCCT - SD	ASTM A1008 CS-B
Tensile strength (Mpa) min	290	-
Yield strength (Mpa)	205 - 275	160 - 260
Elongation (%) min	30	30