B737
B737 (Standard Specification for Hot-Rolled and/or Cold-Finished Hafnium Rod and Wire)· ASTM (United States) · 2 materials
| Designation | Material group | |
|---|---|---|
| B 737 Grade R1 | Reactive and Refractory Metals (B, Nb, Hf,….) | chevron_right |
| B 737 Grade R3 | Reactive and Refractory Metals (B, Nb, Hf,….) | chevron_right |