Classification:Stainless steel pipe 304/304L/316/316L
Specification:
| No. | Nominal Diameter (DN) | Outer Diameter(mm) | Wall Thickness(mm) |
| 1 | DN15 | 15.9 | 0.8 |
| 2 | DN15 | 16 | 1 |
| 3 | DN20 | 22.2 | 1 |
| 4 | DN20 | 20 | 1 |
| 5 | DN20 | 20 | 1.2 |
| 6 | DN25 | 28.6 | 1 |
| 7 | DN25 | 25.4 | 1 |
| 8 | DN25 | 25.4 | 1.2 |
| 9 | DN32 | 34 | 1.2 |
| 10 | DN32 | 32 | 1.2 |
| 11 | DN32 | 32 | 1.5 |
| 12 | DN40 | 42.7 | 1.2 |
| 13 | DN40 | 40 | 1.2 |
| 14 | DN40 | 40 | 1.5 |
| 15 | DN50 | 48.6 | 1.2 |
| 16 | DN50 | 50.8 | 1.2 |
| 17 | DN50 | 50.8 | 1.5 |
| 18 | DN60 | 63.5 | 1.5 |
| 19 | DN65 | 76.1 | 1.5 |
| 20 | DN65 | 76.1 | 2 |
| 21 | DN80 | 88.9 | 2 |
| 22 | DN100 | 101.6 | 2 |
| 23 | DN100 | 108 | 2 |
| 24 | DN125 | 133 | 2.5 |
| 25 | DN150 | 159 | 2.5 |
| 26 | DN150 | 159 | 3.0 |
| 27 | DN200 | 219 | 3 |
| 28 | DN250 | 273 | 4 |
| 29 | DN300 | 325 | 4 |