| 7306.61 | 990 | - Other | 
| 7306.69 |  | Of other non-circular cross-section | 
| 7306.69 | 100 | 1 Of alloy steel | 
| 7306.69 | 900 | 2 Other | 
| 7306.90 |  | Other | 
| 7306.90 | 010 | 1 Of alloy steel | 
| 7306.90 | 020 | 2 Other | 
| 73.07 |  | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel | 
| 73.07 |  | Cast fittings | 
| 7307.11 | 000 | Of non-malleable cast iron | 
| 7307.19 | 000 | Other | 
| 7307.19 |  | Other, of stainless steel | 
| 7307.21 | 000 | Flanges | 
| 7307.22 | 000 | Threaded elbows, bends and sleeves | 
| 7307.23 | 000 | Butt welding fittings | 
| 7307.29 | 000 | Other | 
| 7307.29 |  | Other | 
| 7307.91 | 000 | Flanges | 
| 7307.92 | 000 | Threaded elbows, bends and sleeves | 
| 7307.93 |  | Butt welding fittings | 
| 7307.93 | 010 | -Of carbon steel(manufactured with steel specified in Note 1 (d) to Chapter 72, but excluding those manufactured with other alloy steel specified in Note 1 (f) to Chapter 72) | 
| 7307.93 | 090 | -Other | 
| 7307.99 | 000 | Other |