比较 HS 编码
输入最多 5 个 HS-6 编码（逗号分隔），并排比较说明与各国对应编码。
7214.30
Iron or non-alloy steel; bars and rods, hot-rolled, hot-drawn or hot-extruded, including those twisted after rolling, of free-cutting steel
AE 721430
AR 721430
AU 72143000
AU 721430
BR 721430
BR 7214.30.00