| HS Directory Tree | Description |
|---|---|
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Chapter 73; Articles of iron or steel |
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Other tubes and pipes(for example,welded, riveted or similarly closed),having circular crossSECTI0Ns, the external diameter of which exceeds 406.4mm, of iron or steel; |
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Casing of a kind used in drilling for oil or gas , the external diameter of which exceeds 406.4mm; 其他钻探石油、天然气用粗套管; |
| 13-digits CIQ code | Commodity Name |
|---|---|
7305200000101 |
其他钻探石油、天然气用粗套管(粗套管指外径超过406.4mm)(焊接钢管压力管道) |
7305200000102 |
其他钻探石油、天然气用粗套管(粗套管指外径超过406.4mm)(焊接钢管) |
| 8-digits HS code | Commodity Example of Chinese Name | Specification |
|---|---|---|
73052000. |
钻探石油天然气用套管 | 外径>406.4mm,圆形截面焊缝管 |
73052000. |
油井套管 | 外径>406.4mm,圆形截面焊缝管 |
73052000. |
天然气用的套管 | 外径>406.4mm,圆形截面焊缝管 |



















