ICC does buy US made steel but says imports bridge a gap in supply for high-grade tinplated steel needed for blemish-free lithographic printing.

独立金属罐头公司确实购买产生铁，但同时也表，进口可以弥补高档镀锡应缺口，而高档镀锡正是无瑕疵平版印刷所需要原材料。