High-strength cast titanium alloy material for golf club head

The invention discloses a high-strength cast titanium alloy material for a golf club head. The high-strength cast titanium alloy material comprises the following chemical ingredients in percentage by mass: 0.42-0.53% of Al, 0.21-0.29% of Sn, 1.8-2.1% of Mo, 1.2-1.6% of Nb, 0.41-0.49% of Fe, 0.03-0.08% of C, 0.02-0.05% of N, 0.008-0.015% of H, 0.11-0.18% of O and the balance of Ti. The golf club head made of the high-strength cast titanium alloy material provided by the invention has the advantages that the room temperature yield strength is higher than 800 MPa, the tensile strength is higher than 900 MPa, the percentage elongation is higher than 5%, the percentage reduction of area is higher than 10%, the hardness is higher than 270 HB, the overall strength is effectively enhanced, the fusion welding property is good, the product usability is more excellent, the product service life is prolonged, the finished casting product ratio is high, and the production is facilitated. 本发明公开种高尔夫球头用的高强度铸造钛合金材料，其化学组成以质量百分比