Cast iron railway bridges - properties of cast iron (TM-TS-020)

It has been shown (J) that it is reasonable to take the following values for 1.2" dia bars of mid nineteen century cast iron:- Tensile strength equals 7.5 T/inches² Compressive strength equals 30 T/inches² Fatigue limit equals 3.38 T/inches² These values only apply to bars of...