NB/T 20006.9
NB/T 20006.9 (Alloy steel for pressurized water reactor nuclear power plants - Part 9: Mn-Ni-Mo steel forgings for steam generator channel head)· NB (China) · 1 materials
| Designation | Material group | |
|---|---|---|
| 18MnNiMo | Structural and constructional steels | chevron_right |