DF 4545 45×45 Meterial A6N01S-T5 Surface Processing Anodized Weight 2.19 ㎏/m Section Area 809.7㎟ Second Section Monent lx = 15.1×10㎝4 ly = 15.1×10㎝4 Specification 4,000㎜ / 6,000㎜ Color Silver, Black Application machine Structure frame, work table, machine cover (기계구조물, 작업대, 기 계커버)