求购生产ACSR用铝/锌/钢

1 Aluminum ingot with copper (dimension is 3'x3'x3') AL min 99.5% CU max 0.04% 2000 ton 2 Zinc ingot min 99.95% 50 ton 3 High tensile stress steel diameter 5.5mm (2 to n/ roll) 200 ton