高致密高强韧钼XX棒材主要面向某型号发动机高温部件应用需求研究，该发明解决了常规粉末冶金钼XX棒材室温强度低、延性差的技术难题，实现了室温高强韧，其抗拉强度可达550~650MPa，延伸率12-20%。本发明方法高强韧钼xx材料与常规纯钼相比，抗拉强度提高50%，延伸率提高3-4倍，抗破坏力提高6倍以上，有效解决了纯钼xx因强度低、韧性差导致的喷管缠绕易应力断裂问题。

High density and high toughness molybdenum XX rod mainly faces the application needs of high temperature parts of some engine. The invention solves the technical problems of low room temperature strength and poor ductility of conventional powder metallurgical molybdenum XX rod, and realizes high strength at room temperature, and its tensile strength can reach 550~650 MPa, extension rate of 12-20%.The method of the present invention, compared with conventional pure molybdenum, improves tensile strength by 50%, elongation rate by 3-4 times, and destructive resistance by more than 6 times, effectively solving the easy stress fracture problem of pure molybdenum XX due to low strength and poor toughness.