TRIP steel is a high-strength steel typically used in the automotive industry. TRIP stands for `Transformation induced plasticity.` It is known for its outstanding combination of Strength and Ductility. ==Microstructure== TRIP steel has a microstructure consisting of retained Austenite in a ferrite matrix. Apart from Retained Austenite it also c..... Found on http://en.wikipedia.org/wiki/TRIP_steel