Pa√m\text{Pa}{\cdot}\text{√m}

pascal root meter

Fracture toughness

One pascal root metre, the SI coherent unit of stress intensity. Real materials sit six orders of magnitude above it, so MPa·√m is what anyone actually writes.

1 Pa√m\text{Pa}{\cdot}\text{√m} 0.000001 MPa√m\text{MPa}{\cdot}\text{√m}

One pascal root meter in every fracture toughness unit

1pascal root meter (Pa·√m)this unit
0.000001megapascal root meter (MPa·√m)
9.10048e-07kip per square inch root inch (ksi·√in)
0.000910048pound per square inch root inch (psi·√in)