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。
7310.29
Tanks, casks, drums, boxes and similar containers for any material (excluding compressed or liquefied gas) less than 50l capacity, n.e.c. in item no. 7310.2, of iron or steel
AE 731029
AR 731029
AU 731029
BR 731029
BR 731029
CA 731029