SA-645/SA-645M
SA-645/SA-645M (Specification for Pressure Vessel Plates, 5% and 5.5% Nickel Alloy Steel, Specially Heat Treated)· ASME (United States) · 2 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| SA-645 Grade A | 5Ni-1/4Mo | Structural and constructional steels | chevron_right |
| SA-645 Grade B | Structural and constructional steels | chevron_right |