5 THK. PLATE, FERRALIUM 255- SD50/ SUPER DUPLEX 255/, ALLOY 255, COPPER 1. 5- 2. 0 % TENSILE STRENGT, 6 THK., PLATE, FERRALIUM 255- SD50/ SUPER DUPLEX 255/ ALLOY, 255, SS-, 904L, 10 THK., ASTM A240 904L, FOR 1980 MM DIA FAN., PLATE SIZE: 1500 MM x 4700 MM = 1- NO, SS- 904L, 12 THK., FOR 1980 MM DIA FAN. PLATE, SIZE: 2000 MM x 2300 MM = 1- NO.