9903.80.24

HS 编码 9903.80.24（）在美国税则中对应"Mechanical tubing and other products, provided for in subheading 7304.31.30, 7304.31.60 (except for statistical reporting number 7304.31.6010), 7304.39.00 (except for statistical reporting numbers 7304.39.0002, 7304.39.0004, 7304.39.0006, 7304.39.0008, 7304.39.0016, 7304.39.0020, 7304.39.0024, 7304.39.0036, 7304.39.0048, 7304.39.0062, 7304.39.0076 and 7304.39.0080), 7304.51.10, 7304.51.50 (except for statistical reporting number 7304.51.5005, 7304.51.5015 and 7304.51.5045), 7304.59.10, 7304.59.60, 7304.59.80 (except for statistical reporting numbers 7304.59.8010, 7304.59.8015, 7304.59.8030, 7304.59.8045, 7304.59.8060 and 7304.59.8080), 7304.90.50, 7304.90.70, 7306.30.10, 7306.30.50 (except for statistical reporting numbers 7306.30.5010, 7306.30.5026, 7306.30.5027, 7306.30.5028, 7306.30.5031, 7306.30.5033, 7306.30.5041, 7306.30.5043, 7306.30.5056, 7306.30.5057, 7306.30.5085 and 7306.30.5090), 7306.50.10, 7306.50.50 (except for statistical reporting number 7306.50.5010), 7306.61.50, 7306.61.70 (except for statistical reporting number 7306.61.7030), 7306.69.50 or 7306.69.70 (except for statistical reporting number 7306.69.7030)"。美国海关对该编码商品征收最惠国税率 (MFN) Free。