Stability or Operability — Which Seismic Verification Do You Need?
People often speak of "the seismic verification" as if it were one thing. In fact there are two fundamentally different verifications — and confusing them is expensive. One allows the component to deform permanently. The other requ...
Why 10% More Load Halves the Service Life
It is one of the most uncomfortable numbers in fatigue analysis: for notched, unwelded regions of a component, the calculated service life is halved when the load increases by just 10%. Not by 10%, not by 20% — by half.
Anyone sizing components should...
