what does eli in titanium stands for
Titanium alloys are divided into three main groups: alpha-phase, beta-phase, and alpha-beta-phase. Grade 23 Ti 6Al 4V ELI alloy is an alpha-beta wrought alloy. The ELI stands for extra low interstitial. For an alloy to be branded as an ELI product, it should be produced as such at the mill. The following sections will discuss in detail about grade 23 Ti 6Al 4V ELI alloy. Chemical Composition. The chemical composition of grade 23 Ti 6Al 4V ELI alloy is outlined in the following table.