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Coated Steel

EGI: Electrolytic Galvanized Iron
CR Products that have high versatility for the interior and exterior of home appliances due to the elegant appearance of elaborately plated layers and excellent processability.
DESCRIPTION

Products with Zn Base Post-Galvanized

Size Availability
Product Code Galvanized Structure Feature Users
Pure-Zn Non-treatment   Zn(3-50g/m²), Steel Non-treatment product does not provide guarantee of white rust and must be used immediately after delivery. Color sheet
Oiled X P(1.5-2.5g/m²), Zn(3-50g/m²), Steel his product has superior resistance to white rust, and can be oiled either separately or after phosphate treatment. Home appliance
Phosphated P AFP(0.8-2.0g/m²), P(1.5-2.5g/m²), Zn(3-50g/m²), Steel This type of product is appropriate for the coating steel without pre-treatment. Processability could be decreased under the decline of the friction coefficient. Home appliance,
construction material
AFP (Anti-finger Print) D AFP(1.0-1.5g/m²), Zn(3-50g/m²), Steel Superior in corrosion resistance and processability, this product prevents the defects caused by fingerprint. Home appliance,
Office equipment
A This product is specialized for the uses which required both anti-finger print characteristic and conductivity. Computer, LCD,
Duplicating machine

 

Size Availability

Size Availability
Division contents
Thickness 0.20 ~ 1.2mm
Width 750 ~ 1,350mm
Unit Coil Weight Max 25ton / Min 3ton
Coating Weight 3/3 g/m2 - 50/50g/m2
Coil ID 508 / 610 Sleeve


Limit Values of Toxic Substances Prescribed in RoHS & Product Test Results

the RoHS & Product Test Results
Toxic substance Prescribed limit
value(ppm)
Product Test Result
Test Method MDL(ppm) Results
Cadmium(Cd) 75 USEPA3050B ICP - AES 0.5 N.D
Lead(Pb) 1000 5 N.D
Mercury(Hg) 1000 USEPA3052 ICP -AES 2 N.D
Hexavalent Chromium(CrVI) 1000 USEPA3060A UV - Vis 1 N.D
Polybrominated Biphenyls(PBBs) 1000 USEPA3040C GC/MS 5 N.D
Polybrominated Diphenyl Ethers(PBDEs) 1000 5 N.D

Non-Cr / Anti-finger Print EGI

The Non-Cr EGI is eco-friendly produced without suing Cr+6 and Cr+3. In particular, it maintains the same level of corrosion resistance, formability and anti-fingerprint properties as existing products.

 

Indication of Zinc Coating Weight

Indication of Zinc Coating Weight
Designation of Zn Coating Weight Minimum coating Weight of Zn(One side) [g/m²] Standard Coating Weight [g/m²]
Both-side coating One-side, differential coating
E8 8.5 8 10
E16 17 16 20
E24 25.5 24 30
E32 34 32 40
E40 42.5 40 50

ASTM Standard

ASTM Standard
Coating Class Product Test Result Minimum Value / one spot
Coating Weight (both side) Coating Weight (both side)
OZ/ft2 g/m² OZ/ft2 g/m²
A - - - -
B 0.08 24 0.07 22
C 0.16 48 0.15 45

Mechanical Properties

Mechanical Properties
Div. Pure-Zn(KS/JIS) Bending Test Mechanical Properties [Kgf/mm², (%)] Remarks
Angle Radius YP TS EL
Commercial quality SECC     - ↗28 ↗37 For lock forming
Drawing quality SECD 180° Close
adhesion
- ↗28 ↗39 For drawing
Deep drawing quality SECE(N)     - ↗28 ↗40 For non-aging
deep drawing