annular fir-tree blade root

blade root

blade root pin

Christmas tree blade root

De Laval blade root

shoulder blade

(1)arnebia root (2)gromwell root

Rhizoma et Radix Dysosmatis Common Dysosmatis Rhizome and Root / Sixangular Dysosmatis Rhizome and Root Bajiaolian

1 092 mm blade

1 200 mm last blade

1200mm blade

180 helix blade with mid-split

2D blade profile

3D blade

3-D design of impeller’s blade

3D modeling of runner blade

3-D turbine blade

403Nb blade steel

940mm L-0 blade