WB 421
WB 421 (Austenitic rolled and forged steel; X1NiCrMoCu25-20-5; Material number. 1.4539 Strip, sheet, seamless tube, section and bar steel, flanges, forging)· VdTÜV (Germany) · 2 materials
| Designation | Material group | |
|---|---|---|
| 1.4539 | Stainless steels | chevron_right |
| X1NiCrMoCu25-20-5 | Stainless steels | chevron_right |