未列名圆形截面粗钢铁管
Other tubes, pipes not elsewhere specified or included, the external diameter of which exceeds 406.4mm
4出口许可证出口x出口许可证(加工贸易)出口无需检验检疫
7305900000101未列名圆形截面粗钢铁管(粗钢铁管指外径超过406.4mm)(特种设备,压力管道管子)复制7305900000102未列名圆形截面粗钢铁管(粗钢铁管指外径超过406.4mm)(其他钢管)复制7305900000103未列名圆形截面粗钢铁管(粗钢铁管指外径超过406.4mm)(其他管道元件)复制