DN25 DN3000 Flange Material Stainless Steel 304 316L Single Sphere Rubber Expansion Joint

| No | Name | Material |
| 1 | Outer/inner rubber | NR, EPDM, NBRetc. |
| 2 | Frame | Nylon cord fabric |
| 3 | Pressurized ring | Steel wire strand |
| 4 | Flange | Q235/SS304/316 |






