| 730431 |
OTH IOS NA PS TB HLW PFL SMLS CIR CS COLD-WRKD |
| 730439 |
OTH IOS NA PS TB HLW PFL SMLS CIR CS NT CLD-WRKD |
| 730451 |
OTH TB PS HLW PFL ALY STL NT SS SMLS CIRC CS CD-WK |
| 730459 |
OTH TB PS HP ALY STL NT SS SMLS CIRC CS NT CLD-WRK |
| 730490 |
TUBES, PIPES ETC, SEAMLESS NESOI, IR NESOI & STEEL |
| 730630 |
PIPE ETC NESOI, WELD CIR CR SECT, IRON OR NONAL ST |
| 730650 |
PIPE ETC NESOI, WELD CIR CR SEC, ALLOY STEEL NESOI |
| 730661 |
Tubes, Pipe & Hollow Profiles, I/S, Wel- Ded, Square Or Rect Cross Sect, Nes |
| 730669 |
Tubes, Pipe & Hollow Profiles, I/S, Wel- Ded, Of Non Circ Cross Sect, Nes |