Calibrated heavy cast iron test weight

[arunmrao]

I am looking for tolerance values on a 10 Ton , cast iron test weight. I understand it is 0.3% according to NIST standards.

Can any one having experience calibrating such large weights share their experience.

Thanks in anticipation.

I'm just one step away from being rich, all I need now is money.
( read somewhere on the internet)

 

[MintJulep]

Archimedes might be your friend in such an endeavour.