1)STEEL TYPE(JIS , ASTM, EURONORM, KS) AL-KILLED STEEL, SPECIFICATION 1)STEEL TYPE(JIS , ASTM, EURONORM, KS) AL-KILLED STEEL, BATCH & CONTINUOUSLY ANNEALED CHEMICAL COMPOSITION ※OTHER RESIDUAL ELEMENTS(EACH) : MAX 0.020

SPECIFICATION 2)DIMENSION THICKNESS : 0.15 - 0.60mm / NOMINAL ± 5% (AIM : ± 3%) WIDTH : 710 - 950mm / NOMINAL + 1.5, - 0 (AIM : +1.0 Max) LENGTH : 458 - 1,117mm / NOMINAL + 1.5, - 0 (AIM : + 1.0 Max) COIL CONDITION 1) I.D : 420mm(16.5”), 508mm(20”) 2) O.D : MAX 1,500mm 3) WEIGHT : MAX 15TONS / AIM 10TONS 4) WELD : MAX 1POINT / COIL

SPECIFICATION 3)TEMPER (HR30T) SINGLE REDUCED DOUBLE REDUCED T - 1 T - 3CA T - 4CA T - 5CA 49 ± 3 53 ± 3 55 ± 3 57 ± 3 61 ± 3 65 ± 3 DR - 8 DR - 9 DR - 9M DR - 10 73 ± 3 76 ± 3 77 ± 3 80 ± 3

SPECIFICATION 4)SURFACE FINISH (㎛ Ra) ※ ★: SPECIAL ORDER ※ MATTE FINISH : UNMELTED COATING

5)TIN COATING (g/m2, Each Side) SPECIFICATION 5)TIN COATING (g/m2, Each Side) ※ Differential Marking Edge Marking & Symbol Marking : Low Coating Side Line Marking : Heavy Coating Side ex) 2.8/5.6 : 0.5” + 0.5” 2.8/8.4 : 1.0” + 1.0” 2.8/11.2 : 1.5” + 1.5”

6)ELECTROLYTIC CHROMIUM COATED STEEL(TFS) ) SPECIFICATION 6)ELECTROLYTIC CHROMIUM COATED STEEL(TFS) ) CHROMIUM METAL COATG WEIGHT (Cro) : 70 – 110mg/m2 CHROMIUM OXIDE COATG WEIGHT (Crox) : 8 - 20mg/m2

SPECIFICATION 7)PASSIVATION 8)OILING (mg/m2, Each Side)

SPECIFICATION 9)SHAPE H B P A FLATNESS : MAX 3mm (AIM 2mm↓) / BOW : MAX 15mm EDGE WAVE : HIGHT MAX 2.5mm (AIM 2mm↓) PITCH MIN 160mm STEEPNESS MAX 1.5% SQUARENESS (OUT OF SQUARE) : MAX 0.10% (1.0 / 1,000mm) SHEARING BURR : MAX 0.05mm (AIM 0.03mm) CENTER BUCKLE (POCKET-WAVE) : HIGHT MAX 2mm, PITCH MIN 200mm P H A B 1) 2) 3) 4) 5)

SPECIFICATION 10)NORMAL PACKING COIL PACKING ⑦ ⑧ ⑥ ⑤ ② ⑩ ⑨ ③ ④ ⑥’ ① ① PRODUCTS ② WOODEN SKID ③ ANTI-RUST PAPER ④ CORRUGATE PAPER ⑤ STEEL PROTECTOR ⑥ STEEL LUNCH BOX ⑦ OUTER RING ⑧ INNER RING ⑨CLIP ⑩ CLIP PAD ⑪ LABEL ⑫INSPECTION CARD

SPECIFICATION 10)NORMAL PACKING SHEET PACKING ① PRODUCTS ② STEEL PROTECTOR ③ WOODEN SKID ④ ANTI-RUST PAPER ⑤ CORRUGATE PAPER ⑥ STEEL BAND ⑦ ANGLE ⑧ ANGLE ⑨CLIP ⑩ CLIP PAD ⑪ STEEL PROTECTOR ⑫INSPECTION CARD

SPECIFICATION 11)SPECIAL WRAP PACKING COIL PACKING VCI FILM SKID+PLASTIC PROTECTOR+ PAPER ANGEL CLEAR FILM STEEL PROTECTOR BANDING