B639
B639 (Standard Specification for Precipitation Hardening Cobalt-Containing Alloys Rod, Bar, Forgings, and Forging Stock for High-Temperature Service)· ASTM (États-Unis) · 2 matériaux
| Désignation | Groupe de matériaux | |
|---|---|---|
| B 639 R30155 | Cobalt | chevron_right |
| B 639 R30816 | Cobalt | chevron_right |