Liquid metal embrittlement

What is Liquid metal embrittlement(LME)? Liquid metal embrittlement is a phenomenon where certain metals like Al and steels undergo brittle failure when stressed in contact with liquid metals like Zn, Sn, Pb, etc. One of the challenges in the welding industry is cracking due to LME observed on spot welds of Zn-coated High Strength Steel. … Continue reading