Polytritanium

Polytritanium was the most strong compound came across by Starfleet. It was made up of 2 pieces of tritanium molecularlly fused. Polytritanium was at least 25 to 28 times as hard as a diamond giving it a probable tensile strength of over 92 gigapascals.

In Polyhexabunadium it was a major constituent which was responsible for a majority of it's strength.