The fatigue life is insensitive to the titanium alloying method.If alloys have the same titanium content, two kinds of alloys have similar low cycle fatigue life.

• 合金的疲劳寿命对加钛方式不敏感， 在相同钛含量下， 两种加钛方式的合金具有相近的低周疲劳寿命。