Austenitic stainless steel (ASS) and High nickel steel (HNS) welding consumables are being used for welding Q&T steels. as they have higher solubility for hydrogen in austenitic phase. to avoid hydrogen induced cracking (HIC) but they are very expensive. In recent years. https://www.spidertattooz.com/Clase-Azul-Tequila-Reposado-1-75L/