材料
牌号
纯钛
Grade 1
Grade 2
Grade 3
Grade 4
钛合金
Grade 5 (Ti - 6Al - 4V)
Grade 6 (Ti - 5Al - 2.5Sn)
Grade 7 (Ti - 0.18Pd)
Grade 9 (Ti - 3Al - 2.5V)
…
