thread407-257207
Hi
Does anyone have good design information on calculating the forces involved in vertical shaft surface aerators (typically the aerators used in aeration of biological reactors)? I'm trying to find out how to calculate the radial and axial thrust on the impeller.
Thanks for...
Thanks for all the replies. We have rejected the beam but the supplier said that they have received an opinion from an independant metallurgist who says that the structural integrity of the beam is not compromised. I'm still waiting for the report so I don't have any details yet as to why they...
Hi
We have a 3 ton (SWL) single girder lifting beam which is to be installed in a pump station. Upon inspection of the coating of the beam it was noticed that the paint is lifting from area where the flange and web comes together. It seemed as though delamination occured since one could pull...
Hi
Could anybody perhaps shed some light on what is the correct procedure to follow to remove existing galvanizing from mild steel so as to have it properly re-galvanized?
Thanks