Upscaling: Large forging (12 t)
Due to the size of the forging the hold times during the heat treatment must be longer than for the laboratory specimens. Hence the mechanical properties are not exactly the same.
Multipass welding of thick-section ring from large forging (33 passes)
The Z-Ultra project is funded by FP7 under NMP.2012.2.2-3 - Advanced materials for high-temperature power generation call with Grant agreement no: 309916.