Specifications

Runner hub
Runner hub is a cylindrical component to assemble the vanes of the hydraulic turbine with axial flow, oblique flow

 

 

 

 

 

Runner hub

 

Runner hub is a cylindrical component to assemble the vanes of the hydraulic turbine with axial flow, oblique flow and through-flow.

 

Main material is 20MnSi.

Specification: OEA.640.133

 

The specimen to test the chemical composition and mechanical properties should be taken from the same batch of molten steel from the same furnace.