| 7306.19 | 900 | 2 Other | 
| 7306.19 |  | Casing and tubing of a kind used in drilling for oil or gas | 
| 7306.29 |  | Other | 
| 7306.29 | 900 | 2 Other | 
| 7306.30 |  | Other, welded, of circular cross-section, of iron or non-alloy steel | 
| 7306.30 |  | - Carbon steel pipes for ordinary piping | 
| 7306.30 | 011 | -- Plated or coated | 
| 7306.30 | 019 | -- Other | 
| 7306.30 |  | - Carbon steel tubes for general structural purposes | 
| 7306.30 | 021 | -- Plated or coated | 
| 7306.30 | 029 | -- Other | 
| 7306.30 | 090 | - Other | 
| 7306.40 | 000 | Other, welded, of circular cross-section, of stainless steel | 
| 7306.50 | 000 | Other, welded, of circular cross-section, of other alloy steel | 
| 7306.50 |  | Other, welded, of non-circular cross-section | 
| 7306.61 |  | Of square or rectangular cross-section | 
| 7306.61 |  | 2 Other | 
| 7306.61 | 910 | - With any side of 200mm or more | 
| 7306.61 | 990 | - Other | 
| 7306.69 |  | Of other non-circular cross-section | 
| 7306.69 | 900 | 2 Other | 
| 7306.90 |  | Other | 
| 7306.90 | 020 | 2 Other |